Ribavirin

This page contains recent news articles, when available, and an overview of Ribavirin but does not offer medical advice. You should contact your physician with regard to any health issues or concerns.


Overview:

Ribavirin
(when available)

Pharmacology and use:
Ribavirin is an anti-viral drug active against a number of DNA and RNA viruses. It is a member of the nucleoside antimetabolite drugs that interfere with duplication of the viral genetic material. The drug inhibits the activity of the enzyme RNA dependent RNA polymerase, due to it's resemblence to building blocks of the RNA molecules. The oral form is used in the treatment of hepatitis C, in combination with interferon drugs. The aerosol form is used to treat respiratory syncytial virus-related diseases in children. The primary serious adverse effect of ribavirin is hemolytic anemia, which may worsen preexisting cardiac disease. For the treatment of chronic hepatitis C and for respiratory syncytial virus (RSV)

Mechanism Of Action:
Ribavirin is readily phosphorylated intracellularly by adenosine kinase to ribavirin mono-, di-, and triphosphate metabolites. Ribavirin triphosphate (RTP) is a potent competitive inhibitor of inosine monophosphate (IMP) dehydrogenase, viral RNA polymerase and messenger RNA (mRNA) guanylyltransferase (viral). Guanylyltranserase inhibition stops the capping of mRNA . These diverse effects result in a marked reduction of intracellular guanosine triphosphate (GTP) pools and inhibition of viral RNA and protein synthesis. Ribavirin is also incorporated into the viral genome causing lethal mutagenesis and a subsequent decrease in specific viral infectivity.

News Articles on Ribavirin

UPDATE 1-Once-daily Schering hepatitis C drug shows promise  -  ‎Nov 2, 2009‎
N) Pegintron form of interferon and an oral antiviral medicine called ribavirin. They then added narlaprevir to their drug regimen, along with a low-dosage ... Reuters

AASLD: Once-Daily HCV Protease Inhibitors Show Early Promise  -  ‎Nov 3, 2009‎
The drug, also given once daily with interferon-ribavirin, led to HCV RNA becoming undetectable by week 12 in up to 90% of patients. ... MedPage Today

Idenix Pharmaceuticals Presents Data on IDX184 for the Treatment of Hepatitis ...  -  ‎Oct 30, 2009‎
Specifically, the triple combination of IDX184, interferon and ribavirin showed strong synergy in vitro. These in vitro studies also suggest that the ... Reuters

INFORM-1 Results: Robust Antiviral Suppression Achieved with Combination of ...  -  ‎Nov 4, 2009‎
The full dose combination of RG7128 1000mg and RG7227 900mg administered twice-daily without pegylated interferon or ribavirin, the current standard of care ... CNNMoney.com (press release)

Valeant Pharmaceuticals Highlights Taribavirin Phase IIb End of Study Data ...  -  ‎Nov 3, 2009‎
It is believed that taribavirin (TBV) may present an alternative therapy to ribavirin (RBV) for the treatment of hepatitis C by delivering similar efficacy ... Reuters

AASLD: High SVR Rates Seen with Telaprevir for Hepatitis C  -  ‎Nov 6, 2009‎
Explain to interested patients that pegylated interferon and ribavirin for 48 weeks is the standard treatment ... MedPage Today

Idenix Pharmaceuticals Initiates Phase II Clinical Trial of IDX184 in ...  -  ‎Nov 3, 2009‎
Patients will continue on treatment with pegylated interferon and ribavirin for 14 days and Rapid Viral Response (RVR), the proportion of patients with ... Reuters

Aurobindo Pharma pares early losses on US nod for generic drug  -  ‎Nov 11, 2009‎
Ribavirin tablet is the generic Copegus and Ribavirin Capsules is generic equivalent to Rebetol of Schering Corporation. Ribavirin tablets and capsules are ... India Infoline.com

InterMune, Inc. Q3 2009 Earnings Call Transcript  -  ‎Nov 10, 2009‎
The full dose combination of these two agents administered twice daily without pegylated interferon or ribavirin for 13 days resulted in 88% HCV positive ... Seeking Alpha (blog)

Use of Ribavirin to Treat Influenza  -  ‎Oct 21, 2009‎
To the Editor: Ribavirin, an antiviral drug with in vitro activity against both DNA and RNA viruses, is approved in the United States for the treatment of ... New England Journal of Medicine (subscription)

Bristol-Myers and ZymoGenetics report encouraging results from hepatitis trial  -  ‎Nov 3, 2009‎
Patients in the cohort of treatment-naive patients (n=7) were given 1.5mcg/kg of PEG-interferon lambda and ribavirin. PEG-interferon lambda demonstrated ... Trading Markets (press release)

Idera Pharmaceuticals Reports Third Quarter 2009 Financial Results and ...  -  ‎Nov 5, 2009‎
Phase 1 Clinical Trial with IMO-2125 in Combination with Ribavirin in Treatment-naïve Patients with Chronic HCV Infection In October 2009, ... Reuters

SciClone Reports Financial Results and Provides Commercial and Pipeline ...  -  ‎Nov 9, 2009‎
...open-label study is designed to evaluate the safety and immunomodulatory effects of SCV-07 as a therapy in combination with ribavirin in non-cirrhotic ... CNNMoney.com (press release)

How Should I Manage Patients With Sickle Cell Anemia and Hepatitis C?  -  ‎Oct 30, 2009‎
The current approved therapy for chronic hepatitis C is a combination of pegylated interferon and ribavirin. Ribavirin typically leads to the development of ... Medscape

Difficult-to-Treat Patient Populations Respond Positively to Hepatitis C Treatment  -  ‎Oct 28, 2009‎
This phase 2 study was of telaprevir compared to a combination therapy of peginterferon alfa-2a and ribavirin. It intended to measure the 6 month and also ... Reuters

Valeant Pharmaceuticals International Reports Operating Results (10-Q)  -  ‎Nov 2, 2009‎
Product sales increased across substantially all products primarily from the improvement of trading relationships with the major Alliance Revenue (Ribavirin ... GuruFocus.com

ZymoGenetics Initiates Phase 2 Clinical Trial of PEG-Interferon lambda in ...  -  ‎Oct 27, 2009‎
All patients will also receive daily ribavirin. The primary endpoint of the trial is the proportion of patients who achieve undetectable levels of HCV RNA ... Reuters

US nod for generic drug boosts Aurobindo Pharma  -  ‎Nov 5, 2009‎
Ribavirin tablet is the generic Copegus and Ribavirin Capsules is generic equivalent to Rebetol of Schering Corporation. Ribavirin tablets and capsules are ... India Infoline.com

SciClone Pharmaceuticals Announces Presentations of SCV-07 Data at Upcoming ...  -  ‎Nov 12, 2009‎
SciClone is also currently running a multicenter, multidose, open label phase 2 clinical trial of SCV-07 as a monotherapy and in combination with ribavirin ... CNNMoney.com (press release)

Idenix Pharmaceuticals initiates Phase II hepatitis trial  -  ‎Nov 5, 2009‎
Patients will receive a daily dose of IDX184 or placebo plus pegylated interferon and ribavirin for 14 days and then continue on pegylated interferon and ... Trading Markets (press release)

ZymoGenetics Reports Third Quarter 2009 Financial Results  -  ‎Nov 5, 2009‎
The dose-ranging clinical trial evaluated PEG-Interferon lambda as a single agent and with ribavirin in relapsed and treatment naïve patients with hepatitis ... Reuters

ZymoGenetics receives milestone payment  -  ‎Oct 28, 2009‎
...of a Phase 2 clinical trial of PEG-Interferon lambda (IL-29) and ribavirin in treatment naive patients with chronic hepatitis C virus (HCV) infection. ... FavStocks (blog)

Hepatitis C Drugs Kill the Virus...and Your Sex Drive  -  ‎Oct 27, 2009‎
Most HCV patients are treated with ribavirin and pegylated interferon, a combination that often comes under fire for its ... BNET

SciClone initiates enrollment in Phase II hepatitis trial  -  ‎Oct 22, 2009‎
...multidose, open-label study is designed to evaluate the safety and immunomodulatory effects of SCV-07 as a monotherapy or in combination with ribavirin ... Trading Markets (press release)

SCYNEXIS` SCY-635 Demonstrates Positive Antiviral Activity in Combination with ...  -  ‎Nov 3, 2009‎
According to the study, SCY-635 demonstrated additive to synergistic activity when combined with interferon alpha and ribavirin, the current standards of ... Reuters

Which Combination of Drugs for Influenza?  -  ‎Oct 29, 2009‎
Ribavirin can have very nasty side effects. Not clear from the report is whether the company is marketing a use of all 3 drugs or whether they are packaging ... Gerson Lehrman Group

Bristol-Myers Squibb and ZymoGenetics Present Final Phase 1b Results for PEG ...  -  ‎Oct 31, 2009‎
Patients in the cohort of treatment-naïve patients (n=7) were given 1.5 mcg/kg of PEG-Interferon lambda and ribavirin. PEG-Interferon lambda demonstrated ... Reuters

INFORM-1 Results: Robust Antiviral Suppression Achieved with Combination of ...  -  ‎Nov 3, 2009‎
...(DAA) compounds administered without interferon or ribavirin for the treatment of patients chronically infected with the hepatitis C virus (HCV). ... Reuters

The good news is that these drugs are already approved  -  ‎Oct 28, 2009‎
Adamas has a proprietary mixture of three drugs: amantadine, oseltamivir and ribavirin to treat antiviral resistant strains of novel H1N1 Influenza A. These ... Gerson Lehrman Group

Idera Pharmaceuticals Presents Preclinical Data on IMO-2125, its Lead Drug ...  -  ‎Nov 3, 2009‎
IMO-2125 also is being evaluated in a phase 1 clinical trial in combination with ribavirin in treatment-naïve patients with chronic HCV infection. ... Reuters

www.standoutstocks.com: Stocks That Stand Out For Nov. 13th, 2009 Are HRRN ...  -  ‎Nov 13, 2009‎
SciClone is also currently running a multicenter, multidose, open label phase 2 clinical trial of SCV-07 as a monotherapy and in combination with ribavirin ... Trading Markets (press release)

Doc Offers Top Hep C Drug Picks: BioBuzz  -  ‎Nov 9, 2009‎
...against the Hep C virus, and hopefully eliminate the need for long-acting interferon and ribavirin -- the current standard of care for the disease. ... TheStreet.com

What is Hantavirus Pulmonary Syndrome?  -  ‎Oct 19, 2009‎
The antiviral medicine ribavirin is currently being studied for its effect on the infection. What are the side effects of the treatments? ... 24 Medica

Toray Industries wins Japanese approval for new indication of Feron  -  ‎Oct 19, 2009‎
Feron is the first interferon beta preparation indicated for concomitant administration with ribavirin. The approval of Feron for use with the newly added ... Trading Markets (press release)

UPDATE 2-Vertex hep C drug helps tough to treat patients  -  ‎Oct 28, 2009‎
...released on Wednesday, showed 57 percent of patients who failed to respond to the standard treatments of pegylated-interferon and ribavirin, ... Reuters

GlobeImmune's Hepatitis C Therapeutic Vaccine Combined With Standard of Care ...  -  ‎Nov 2, 2009‎
The late-breaker poster (LB15) titled, "GI-5005 Therapeutic Vaccine Plus Peg-IFN/Ribavirin Improves End of Treatment Response at 48 Weeks Versus ... Market Wire (press release)

BMS Shells Out $85M Up Front for Alder's Mid-Stage Rheumatoid Arthritis Antibody  -  ‎Nov 10, 2009‎
Last month BMS and ZymoGenetics reported positive final data from a Phase Ib trial of PEG-Interferon lambda administered with ribavirin in relapsed and ... Genetic Engineering News (press release)

Vertex shares jump on hepatitis C data  -  ‎Nov 2, 2009‎
Telaprevir, which is given in combination with the current standard treatments of pegylated-interferon and ribavirin, has consistently shown in trials far ... Forbes

HIVers needed for flu remedy study  -  ‎Nov 11, 2009‎
The TCAD therapy includes Adamas' investigational proprietary fixed�dose combination of amantadine and ribavirin, to be administered adjunctively with a ... Bay Area Reporter

HCV Vaccines, TLRs Advance Away from Protease Spotlight  -  ‎Nov 4, 2009‎
They are, after all, the most advanced alternative to the hepatitis C standard of care, ribavirin plus pegylated interferon, which often comes under fire ... Therapeutics Daily (press release) (registration)

Affymax and Takeda Announce Hematide Publication in the New England Journal of ...  -  ‎Nov 4, 2009‎
PRCA when the drugs are used to treat anemia associated with interferon or Pegylated interferon and ribavirin therapy in patients with HCV infection. ... Reuters

Costrini: Advances in Hepatitis C care improve odds of cure  -  ‎Nov 11, 2009‎
For the past 10 years, treatment has consisted of concurrent use of a daily anti-viral pill (ribavirin) complemented by a weekly, self-administered ... Savannah Morning News

Clinic Roundup  -  ‎Nov 3, 2009‎
Antiviral activity, safety and tolerability will be assessed at 14 days, and patients will continue on treatment with pegylated interferon and ribavirin for ... Therapeutics Daily (press release) (registration)

Hepatitis C Associated Skin Conditions  -  ‎Oct 18, 2009‎
Finally, treatment regimens that include interferon-alpha and ribavirin can themselves result in a pruritic eruption in 8% of cases. ... Corrections.com

Triple Combo Drug Can Act As Anti-Swine Flu Drug  -  ‎Oct 28, 2009‎
The combination of oseltamivir (Tamiflu), amantadine (Symmetrel) and ribavirin have been proved to have the potential for preventing flu-virus growth, ... india-server.com

New Epidemic of Sexually Transmitted Hepatitis C Infection in HIV-infected Men ...  -  ‎Oct 30, 2009‎
In addition, treatment with pegylated interferon and ribavirin, initiated within 6 months of diagnosis, was completed in 16 patients with genotype 1 HCV ... Reuters

Valeant Pharmaceuticals International Q3 2009 Earnings Call Transcript  -  ‎Nov 2, 2009‎
With the exception of partnering to ribavirin, all of our 2009 objectives are now essentially complete. Let me look to the future, our plans for 2010. ... Seeking Alpha (blog)

SciClone Announces Enrollment of First Patient in Its Phase 2 Trial of SCV-07 ...  -  ‎Oct 24, 2009‎
Should ongoing clinical trials show the benefits of adding SCV-07 to ribavirin, it has the potential to become incorporated into standard treatment ... PR-CANADA.net (press release)

One in five kids had swine flu this month, CDC says  -  ‎Oct 22, 2009‎
The agency also cautioned doctors against prescribing products like the antiviral agent ribavirin that have not been shown to be effective against influenza ... Los Angeles Times

Can cheap drugs help save H1N1 patients? Studies aim to find out  -  ‎Nov 8, 2009‎
Toronto physicians treating SARS cases tried to mount a clinical trial to see whether the antiviral drug ribavirin - which was routinely given to SARS ... The Canadian Press

Ribavirin turned my husband into a psychotic monster  -  May 25, 2005
My husband's treatment for hepatitis C has changed him beyond recognition. Should I leave him? By Cary Tennis. My husband and I have been together for 16 ... Salon

HGS launches phase III trials of Albuferon, ribavirin combination  -  Dec 19, 2006
ROCKVILLE, Maryland (AFX) - Human Genome Sciences Inc said it has launched phase III trials of its Albuferon drug in combination with ribavirin for the ... Forbes

… , researchers say / Use of peginterferon, ribavirin succeeds, VCU...  -  May 22, 2007
They were given peginterferon alone or peginterferon with ribavirin. ... The combination, peginterferon and ribavirin, has been used to treat the disorder ... Pay-Per-View - Richmond Times - Dispatch - ProQuest Archiver

Roche presents favorable data on hepatitis drug Pegasys  -  Apr 28, 2008
Importantly, patients received equivalent starting doses of ribavirin -either 1000 or 1200 mg ribavirin per day based on body weight - and the process for ... MarketWatch

Is re-treatment with peginterferon -2a and ribavirin effective in...  -  Sep 12, 2006
Berg C et al. (2006) Re-treatment of chronic hepatitis C after relapse: efficacy of peginterferon-alpha-2a (40 kDa) and ribavirin. J Viral Hepat 13: 435–440 ... Nature.com

… and safety of treatment with interferon-2b plus ribavirin in...  -  Dec 10, 2005
...(2005) Interferon alfa-2b in combination with ribavirin for the treatment ... The efficacy of therapy with interferon-2b (IFN-2b) plus ribavirin has not yet ... Nature.com

Ribavirin plus either peginterferon -2a or peginterferon -2b for...  -  Jan 18, 2008
Di Bisceglie AM et al. (2007) Early virologic response after peginterferon alpha-2a plus ribavirin or peginterferon alpha-2b plus ribavirin treatment in ... Nature.com

Early and Accurate Prediction of Peg-IFNs/Ribavirin Therapy Outcome...  -  Oct 25, 2007
A novel biomathematical model that analyzes the combined alanine transaminase (ALT) and viral-load kinetics during the first month of pegylated interferon ... Nature.com

Interim data positive on Vertex hepatitis C drug  -  Jun 9, 2008
Patients were given Vertex's telaprevir for 12 weeks in addition to the interferon/ribavirin combination, then only the combination for another 12 weeks. ... Reuters

Roche's Pegasys plus ribavirin awarded priority review status in Japan  -  Sep 13, 2005
ZURICH (AFX) - Roche Holding AG said hepatitis C combination treatment of Pegasys plus Copegus (ribavirin) has been awarded priority review status by the ... Forbes

Reality of Claimed Hepatitis C Cure  -  May 21, 2007
The researchers found that 99 percent of patients with hepatitis C who were treated successfully with peginterferon alone, or in combination with ribavirin, ... Wired News

Emerging strategies for pegylated interferon combination therapy  -  Aug 8, 2006
Combination therapy with PEG-IFN and ribavirin is more effective in patients with ... The antiviral treatment currently available, PEG-IFN plus ribavirin, ... Nature.com

Intercell AG / other / Intercell´s therapeutic Hepatitis C vaccine...  -  Aug 20, 2007
Although options for the treatment of chronic Hepatitis C with Interferon/Ribavirin have improved, treatment will remain very difficult and a significant ... Handelsblatt

The Difficult Road of Hepatitis C Treatment  -  Aug 14, 2008
A. The standard treatment is a combination of an antiviral drug called ribavirin with the antiviral protein called interferon, which helps the immune system ... New York Times

Human Genome tumbles on mixed drug data  -  Mar 14, 2006
Albuferon is being tested in combination with the antiviral ribavirin to see if it can reduce levels of the hepatitis C virus, or HCV, in both patients who ... MarketWatch

A Study of Low Dose Peginterferon Alpha-2b with Ribavirin for the...  -  Oct 11, 2005
A prospective randomized trial was undertaken to test the efficacy of low and standard doses of pegylated interferon alpha-2b in combination with ribavirin ... Nature.com

… with pegylated interferon and ribavirin treatment ameliorated by …  -  Aug 2, 2008
He had been taking pegylated interferon (PEG-IFN) and ribavirin treatment for ... Sudden hearing loss associated with combined PEG-IFN and ribavirin therapy ... Nature.com

Idenix cites positive test results  -  Jun 12, 2007
The Phase II clinical trial compared that combination with treatment using only pegylated interferon and ribavirin, the current standard treatment for ... Boston Globe

Today's Health Winners and Losers  -  Mar 21, 2006
While the company's Viramidine drug fared well in overall safety compared to ribavirin, the study showed that it didn't meet an efficacy endpoint. ... TheStreet.com - TheStreet.com (subscription)

Can Peg-IFN -2a plus ribavirin be used to treat patients with chronic...  -  Jan 12, 2005
Zeuzem et al. (2004) Peginterferon alfa-2a (40 kilodaltons) and ribavirin in patients with chronic hepatitis C and normal aminotransferase levels. ... Nature.com

Schering-Plough hepatitis C drug approved for kids  -  Dec 12, 2008
The new approval includes a liquid version of ribavirin for younger children. ... Ribavirin causes anemia and can cause birth defects or kill a fetus, ... FOXNews

Ribavirin (Systemic).  -  Feb 1, 2006
Ribavirin (rye-ba-VYE-rin) is used to treat severe virus pneumonia in infants and young children. It is given by oral inhalation (breathing in the medicine ... Free with registration - USP DI-Volume II, Advice for the... - AccessMyLibrary.com

Ribavirin and Use of Clotting Factors in Patients With Hemophilia and...  -  Mar 9, 2005
To the Editor: Ribavirin has been used in combination with interferon (IFN) alfa to treat chronic hepatitis C. This combination therapy has been reported to ... Journal of American Medical Association - Journal of American Medical Association...

Feuerstein's Biotech-Stock Mailbag  -  Jun 16, 2007
On Tuesday, Idenix released phase II data showing that NM283 does not interact negatively with ribavirin, one of two drugs (the other one being pegylated ... TheStreet.com - TheStreet.com (subscription)

Human Genome hepatitis C drug meets main trial goal  -  Dec 8, 2008
Albuferon was being tested in treatment-naive patients with chronic hepatitis C, in combination with the antiviral ribavirin. Roche's Pegasys is also is ... Reuters

AASLD: Consensus Interferon Plus Ribavirin Gives HCV Patients Second ...  -  Nov 16, 2005
By Neil Osterweil, Senior Associate Editor, MedPage Today. SAN FRANCISCO, Nov. 16 - Patients with hepatitis C infection who are refractory to pegylated ... MedPage Today

… on Response to Therapy With Peginterferon Plus Ribavirin in a...  -  Sep 20, 2006
This study was set up to evaluate the effect of age on the treatment of chronic HCV hepatitis with peginterferon plus ribavirin. ... Nature.com

PEGINTRON(TM) and REBETOL(R) Approved in European Union for …  -  Nov 15, 2007
Use with Ribavirin: Ribavirin may cause birth defects and/or death of the unborn ... Ribavirin causes hemolytic anemia. The anemia associated with REBETOL ... Free with registration - PR Newswire - AccessMyLibrary.com

… and Biomarkers During Peginterferon and Ribavirin Treatment of...  -  Feb 6, 2008
Depression during peginterferon and ribavirin therapy was associated with a lower antiviral response. The significant reduction in whole blood serotonin ... Nature.com

Rx for HCV-Coinfection: Pegylated Interferon + Ribavirin  -  Feb 6, 2005
Two studies confirm that combination therapy for HCV with pegylated interferon alfa-2a + ribavirin is the regimen of choice for HIV-coinfected patients. ... Medscape

Monday's Health Winners & Losers  -  Oct 16, 2006
Interim results at 12 weeks showed that patients with genotype 1 chronic hepatitis C who received the drug, in combination with ribavirin, missed fewer work ... TheStreet.com - TheStreet.com (subscription)

Human Genome loss narrows; drug shows positive results  -  Feb 27, 2007
Human Genome said the mid-stage results showed that the drug, Albuferon, along with ribavirin may offer comparable or improved efficacy versus Roche Holding ... Reuters

Schering says hepatitis drug matches Roche drug  -  Jan 15, 2008
Both drugs are used in combination with an antiviral pill called ribavirin and are considered the standards of care. Schering-Plough, which devised the ... Reuters UK

… symptoms during interferon- and ribavirin treatment: effects on...  -  Jan 18, 2005
We studied all patients who started pegylated IFN- (pegIFN--2b, 1.5 g/kg, weekly, sc) and ribavirin (400 mg, bd) between February and July 2001: n=29, ... Nature.com

Dr. Jonathan Spicehandler, 57, Who Led Research at Drug Maker, Dies  -  Aug 2, 2006
Dr. Spicehandler was also involved in the subsequent development of a ribavirin, used with interferon to achieve a better response in hepatitis C patients, ... New York Times

Telaprevir Plus Peginterferon Alfa-2a and Ribavirin Drives 79% of …  -  Apr 16, 2007
By Jill Stein. BARCELONA, SPAIN -- April 16, 2007 -- The triple combination therapy of the investigational drug telaprevir plus standard treatment with ... DG News

… Extended Treatment With Peginterferon -2b Plus Ribavirin Based on...  -  Feb 4, 2008
The treatment of patients with hepatitis C virus (HCV) genotype 1 with peginterferon plus ribavirin treatment for more than 48 weeks demonstrated high ... Nature.com

Glaxo Sees Promise in Study of Breast Cancer Drug; Lapatinib is shown...  -  May 17, 2005
Schering-Plough's combination consists of an injectable interferon called Peg-Intron that is given along with an antiviral pill called ribavirin for 48 ... Pay-Per-View - Los Angeles Times - ProQuest Archiver

Ribavirin Exposure Predicts Both Early and Sustained Virological …  -  Oct 30, 2006
By Maria Bishop. BOSTON, MA -- October 30, 2006 -- Twelve weeks of ribavirin exposure correlates significantly with early and sustained virological response ... DG News

Vertex shares rise on hepatitis C drug detail  -  Sep 24, 2008
Ribavirin is a generic drug made by several companies. Meanwhile, Johnson & Johnson and Medivir are developing a hepatitis C drug, along with Boehringer ... Boston Globe

PEG-Intron/Ribavirin Combo Tested in Pediatric Hep  -  May 11, 2005
...by John C. Martin. One of the first clinical trials to ascertain the efficacy of pegylated interferon with the antiviral drug, ribavirin, in children with ... Hepatitis Neighborhood

Valopicitabine/Ribavirin Interaction Study Results Conference Call -...  -  Jun 12, 2007
OPERATOR: Good morning. I will be your conference operator today. At this time, I would like to welcome everyone to the Idenix Pharmaceuticals conference ... Free with registration - Fair Disclosure Wire - AccessMyLibrary.com

Increase ribavirin dose for better HCV treatment response in coinfecte...  -  Jan 18, 2006
In order to improve response to hepatitis C virus (HCV) treatment, individuals coinfected with HIV and HCV should increase their dose of ribavirin (Copegus ... Aidsmap

Bloomberg Printer-Friendly Page  -  Jan 7, 2008
The company said it intends to start a 14-day trial of ITMN-191 with Pegasys and ribavirin, a standard treatment combination, in the second quarter if ... Bloomberg

Human Genome's HCV Clincal Trials Look Promising  -  Nov 16, 2005
Interim mid-stage trial data showed 45% of patients treated with Albuferon and antiviral drug ribavirin exhibited a virologic response. ... Forbes

Peginterferon Alfa-2a Plus Ribavirin Safe and Effective In Patients...  -  Nov 7, 2007
By Maria Bishop. BOSTON, MA -- November 7, 2007 -- Combination therapy of peginterferon alfa-2a (Pegasys) and ribavirin (Copegus) appears to be safe and ... DG News

Higher Ribavirin Doses Achieve Greater Sustained Virologic Response...  -  Nov 3, 2006
By Maria Bishop. BOSTON, MA -- November 3, 2006 -- Nearly half of adults coinfected with HIV and hepatitis C virus (HCV) who were treated with ... DG News

Valeant says hepatitis C drug causes less anemia  -  Jun 12, 2008
Ribavirin and peginterferon are considered the standard of care regimen for hepatitis C. Speaking at the Goldman Sachs Global Healthcare Conference, ... Boston Globe

US approves Pegasys with ribavirin for chronic HCV in HIV/HCV …  -  Mar 4, 2005
The US Food and Drug Administration (FDA) announced yesterday that on February 25 th it approved the combination of Roche's Pegasys (peginterferon alfa-2a) ... Aidsmap

Weight-based Dosing Of Ribavirin Improves Outcomes For Patients With ...  -  Oct 26, 2007
ScienceDaily (Oct. 26, 2007) — Patients with hepatitis C treated with combination therapy of pegylated interferon and ribavirin had better outcomes when ... sciencedaily.com

What is the safe duration of therapy for patients infected with HCV …  -  Oct 15, 2008
Combination therapy with pegylated interferon and ribavirin is currently the ... 6 After combination therapy with interferon and ribavirin had continued for ... Nature.com

RIBAVIRIN AND INTERFERON ALFA-2B, RECOMBINANT (Systemic).( …  -  May 1, 2006
Ribavirin and interferon alfa-2b (rye -- ba -- VYE-rin and in -- ter -- FEER -- on AL -- fa) combination is used to treat a viral liver infection known as ... Free with registration - USP DI-Volume II, Advice for the... - AccessMyLibrary.com

Ribavirin (Systemic).  -  Oct 27, 2005
Ribavirin (rye-ba-VYE-rin) is used to treat severe virus pneumonia in infants and young children. It is given by oral inhalation (breathing in the medicine ... Free with registration - USP DI-Volume II, Advice for the... - AccessMyLibrary.com

Vertex shares continue to climb  -  Apr 5, 2007
The Phase II clinical trial tests a 12-week regimen of Telaprevir and Roche's Pegasys interferon product along with the antiviral drug ribavirin to see how ... Boston Globe

… Treatment With Peginterferon Alfa-2a Plus Ribavirin for Specific...  -  Jun 26, 2008
This shorter treatment duration with peginterferon alfa-2a/ribavirin will provide patients with the full benefits of therapy while reducing unnecessary drug ... DG News

Doctors hope to learn from Texas boy's rabies death: FDA approval …  -  May 22, 2006
In Giese's case, Children's Hospital had ribavirin on hand. The hospital in Houston had to have the drug shipped overnight for Jones. ... Free with registration - Milwaukee Journal Sentinel - AccessMyLibrary.com

… Hyperpigmentation During PEG-Interferon-/Ribavirin Therapy in Dark...  -  May 6, 2005
Various skin disorders may occur during antiviral therapy with interferon (IFN) and ribavirin (RBV) for chronic hepatitis C. This article describes to our ... Nature.com

… Trial of Pegylated Interferon -2b Plus Ribavirin in the Retreatment...  -  Mar 3, 2005
Dr. Jacobson is a consultant and member of the Speakers Bureau for Schering-Plough, which supported this trial. Correspondence: Ira M. Jacobson, ... Nature.com

RIBAVIRIN AND INTERFERON ALFA-2B (Oral route, Injection route) - rye …  -  May 1, 2007
Ribavirin and interferon alfa-2b combination is used to treat a viral liver infection known as hepatitis C infection. Ribavirin is taken by mouth and ... Free with registration - USP DI-Volume II, Advice for the... - AccessMyLibrary.com

PegInterferon-alfa-2b with Ribavirin Shows Promise  -  May 3, 2005
By American Association for the Study of Liver Diseases (AASLD), [RxPG] More than half of 61 children infected with chronic hepatitis C achieved a sustained ... RxPG NEWS

Par Pharmaceutical's Partner Receives Final Approval to Market Ribavir...  -  Dec 5, 2005
Ribavirin, a synthetic nucleoside analogue with antiviral activity, is used in combination with peginterferon alfa-2a for the treatment of hepatitis C. ... Free with registration - PR Newswire - AccessMyLibrary.com

Ribavirin levels after four weeks of treatment predict which HIV/hepat...  -  Jun 20, 2008
Blood levels of ribavirin after four weeks of treatment may predict which HIV/hepatitis C coinfected patients receiving hepatitis C “rescue therapy� are ... Aidsmap

Learn about Ribavirin from Consumer Reports Health.  -  Jan 4, 2005
Ribavirin will not treat hepatitis C (a virus that infects the liver and may cause severe liver ... Full Alert. Ribavirin is used with another medication ... consumerreports.org

Higher doses of pegylated interferon or ribavirin improve hepatitis C...  -  Dec 8, 2005
Given that standard hepatitis C therapy with pegylated interferon plus ribavirin produces a sustained virological response (SVR) in less than 50% in ... Aidsmap

Hepatitis C: Less Treatment OK for Some  -  Jan 3, 2008
Only about half of all patients with genotype 1 treated with peginterferon and ribavirin will achieve a sustained viral response, compared with 70% to 90% ... WebMD

Natalie Cole's Hepatitis C: FAQ  -  Sep 10, 2008
Ribavirin is an antiviral medicine, "but it doesn't work against hepatitis C alone; ... The peginterferon-ribavirin combination is "sometimes loosely called ... WebMD

Weight-Based Ribavirin Dose Improves Hepatitis C Outcomes  -  Apr 18, 2008
Patients with hepatitis C treated with combination therapy of pegylated interferon and ribavirin had better outcomes when taking a weight-based dosage of ... EndoNurse

Taribavirin Comparable in Efficacy to Ribavirin and Results in Less …  -  Apr 29, 2008
By Emma Hitt, PhD. MILAN, Italy -- April 29, 2008 -- Taribavirin, an oral prodrug of ribavirin (RBV), appears to be as effective as RBV in achieving viral ... DG News

Alcoholic Liver Disease Treatment - Alcoholic Liver Disease Health …  -  Dec 12, 2008
Ribavirin is poor at inducing initial responses alone, but it can double sustained ... Rebetron is the combination of interferon alpha-2b and ribavirin. ... New York Times

… FDA Tentative Approval of Ribasphere(R) (Ribavirin, USP) Tablets...  -  Oct 24, 2005
Ribavirin is a synthetic nucleoside analogue with antiviral activity currently marketed by Roche Pharmaceuticals under the brand name Copegus(R). ... RedOrbit

… Peginterferon With Weight-Based Ribavirin Increases Virologic...  -  Mar 27, 2008
NEW YORK -- March 27, 2008 -- The US Food and Drug Administration (FDA) has approved label revisions for peginterferon alfa-2b (Pegintron) and ribavirin ... DG News

Exposure Levels of Ribavirin Similar in Paediatric and Adult Patients...  -  Sep 19, 2008
By Crina Frincu-Mallos, PhD. PHILADELPHIA -- September 19, 2008 -- Exposure levels of ribavirin are similar in paediatric patients as in adults with ... DG News

… Positive Interim Results of Phase 2 Trials of Albuferon(TM) With...  -  Oct 31, 2006
Overall, Albuferon in combination with ribavirin appears well tolerated, and the safety profile ... All patients receive weight- based oral ribavirin daily. ... Free with registration - PR Newswire - AccessMyLibrary.com

… Outcomes Found Equivalent With Pegylated Interferons and Ribavirin  -  Nov 4, 2007
Explain to patients who ask that this study found pegylated interferon in combination with weight-based dosing of ribavirin is effective at controlling or ... MedPage Today

… -Dose Interferon-alpha Plus Ribavirin Improves Sustained Virologic ...  -  Nov 21, 2005
By Crystal Phend. SAN FRANCISCO, CA -- November 21, 2005 -- A double dose of pegylated interferon-alpha with ribavirin may be necessary to improve virologic ... DG News

Treatment of Hepatitis C in HIV/Hepatitis C Co-Infected Patients:...  -  Feb 11, 2005
The four recent comparative trials of peginterferon and ribavirin in HIV/HCV ... Combination treatment with peginterferon alpha and ribavirin is the ... RedOrbit

… of Clinical Data From Studies of Daily Infergen With and Without...  -  May 16, 2005
..."We believe treatment with daily Infergen plus ribavirin may become a promising HCV therapy, particularly for those patients who have failed to adequately ... RedOrbit

How to take Ribavirin from Consumer Reports Health.  -  Jan 4, 2005
Ribavirin will not treat hepatitis C (a virus that infects the liver and may cause severe liver ... Full Alert. tell your doctor and pharmacist if you are ... consumerreports.org

New Data from Largest US Hepatitis C Trial Provide Insights Into …  -  Oct 31, 2006
6) Past studies with standard interferon plus ribavirin therapy suggest that ethnic ... While these findings suggest higher doses of ribavirin may benefit ... DG News

Valeant Pharmaceuticals Initiates Infergen(R) Phase 4 Study  -  Dec 12, 2006
The study will evaluate the use of Infergen 15 ug/day plus ribavirin (1.0-1.2 g/day) in patients who did not have an optimal response at week 12 of ... Genetic Engineering News - Genetic Engineering News (press release)

Final Results Of Ideal Study Presented At Annual Meeting Of The …  -  Apr 27, 2008
Ribavirin dose: One of the key questions of the study has been whether the protocol-assigned ribavirin dose regimen or the protocol-specified dose reduction ... Medical News Today - Medical News Today (press release)

Pegintron(TM) Plus Weight-Based Rebetol(R) Resulted In Higher SVR …  -  Mar 28, 2008
The revisions represent the first FDA approval of a 1400 mg ribavirin dose ... "PEGINTRON and weight-based ribavirin was significantly more effective than ... Medical News Today - Medical News Today (press release)

Ribavirin For Hantavirus Cardiopulmonary Syndrome ... it's back to...  -  Feb 1, 2005
Synopsis: Although a definitive answer could not be reached because of small sample size, no evidence of benefit from the treatment of hantavirus ... Free with registration - Infectious Disease Alert - AccessMyLibrary.com

Largest US Hepatitis C Trial Yields Treatment Insights  -  May 24, 2006
Investigators concluded that PEG-INTRON plus fixed-dose ribavirin for 24 weeks ... However, there is a suggestion that weight-based doses of ribavirin may ... newswise.com

Interferon with ribavirin is safe and effective for children with...  -  Nov 1, 2005
Nearly half of 118 children with chronic Hepatitis C virus (HCV) treated with a combination of interferon-alpha-2b and an optimized dose of ribavirin ... PsychCentral.com

Hepatitis C Virus; Interferon and ribavirin are promising for...  -  Mar 14, 2006
2006 MAR 14 - (NewsRx.com) -- According to research from the United States, interferon and ribavirin are promising for recurrent hepatitis C virus (HCV) ... Pay-Per-View - Life Science Weekly - Factiva, from Dow Jones

Roche Driving PROGRESS in Treatment of Difficult-to-Cure Hepatitis C ...  -  Mar 14, 2007
The trial, known as PROGRESS (PEGASYS and Ribavirin Optimized in Genotype ... Patients will also receive a 1400-1600 mg daily ribavirin dose for the full 48 ... ots.at

Valent trims losses in 4Q Los Angeles Business from bizjournals  -  Feb 28, 2006
Valeant Pharmaceuticals International was able to reduce its losses by more than 50 percent due to higher royalties from its hepatitis treatment Ribavirin. ... Bizjournals.com

SciClone and Sigma-Tau Report Promising Interim Results From Phase 3 …  -  Feb 11, 2008
This study evaluated the use of thymalfasin in combination with pegylated interferon alpha 2a and ribavirin to treat 40 patients who had not responded to ... marketwire.com

Interferon combined with ribavirin treatment is effective for...  -  Nov 3, 2005
Nearly half of 118 children with chronic Hepatitis C virus (HCV) treated with a combination of interferon-alpha-2b and an optimized dose of ribavirin ... News-Medical.net

Results from a cost-effectiveness study demonstrate positive economic...  -  May 23, 2006
Compared with no treatment, in HCV genotype 1 patients with mild CHC, Pegasys plus ribavirin is a cost-effective treatment strategy in the US setting. ... Pay-Per-View - Company Reports - Factiva, from Dow Jones

… 12 Weeks of Peginterferon Alfa-2b and Ribavirin Combination Therapy...  -  Jun 22, 2005
Peginterferon alfa-2b and ribavirin combination therapy was shown to be effective in eliciting an early response, with 64 percent of patients in the ... $4.95 - PR Newswire - ECNext

Valeant Reports Encouraging End of Treatment Results with Taribavirin...  -  Nov 24, 2008
The control group is being administered weight-based dose ribavirin (800/1000/1200/1400mg daily) and pegylated interferon alfa-2b. ... Genetic Engineering News - Genetic Engineering News (press release)

Weight-based ribavirin dosing achieves high success rates in hepatitis...  -  Nov 21, 2006
Increasing the dose of ribavirin in interferon/ribavirin therapy and basing it on the patient's weight can achieve impressive treatment success rates, ... Aidsmap

… anti-HCV Genotype 1 activity that compares favorably to Ribavirin  -  Apr 23, 2005
Dose-limiting anemia can be a prominent adverse event of therapy with pegylated interferon and ribavirin. This dose-ranging study examined whether ... News-Medical.net

Interferon with ribavirin is safe and effective for children with...  -  Feb 11, 2005
Nearly half of 118 children with chronic Hepatitis C virus (HCV) treated with a combination of interferon-alpha-2b and an optimized dose of ribavirin ... innovations report - Innovations-Report

Treatment issues with hepatitis C  -  Jul 3, 2006
Ribavirin can produce cough, shortness of breath, anemia and weight loss, but fewer react to it the way they do to interferon. There is no good substitute ... Sarasota Herald-Tribune

Valeant Pharmaceuticals Presents End-of-Treatment Results of DIRECT …  -  Oct 30, 2006
..."The pegylated interferon and ribavirin non-responder population continues to ... The DIRECT (Daily-Dose Consensus Interferon and Ribavirin: Efficacy of ... RedOrbit

New Study Shows that PEGASYS(R) Regimen Provides Higher …  -  Nov 1, 2008
The Milan Safety Tolerability Study (MIST) randomly assigned 431 patients to receive PEGASYS or PegIntronTM, both in combination with ribavirin. ... International Business Times

Valeant Pharmaceuticals Reports VISER2 Results for Viramidine(R); …  -  Sep 12, 2006
There also will be a control group comprised of ribavirin and pegylated interferon ... Ribavirin) evaluated a fixed 600 mg BID dose of Viramidine to a ... Free with registration - Business Wire - AccessMyLibrary.com

Brand Names/Synonyms:
Ribavirin is also known by the following brand names and/or synonymsBiopolymers; Copegus; DRG-0028; HSDB 6513; ICN 1229; ICN-1229; RBV; RIBAV; RTC; RTCA; RTP; Rebetol; Rebetron; Rebretron; Ribamide; Ribamidil; Ribamidyl; Ribasphere; Ribavirin; Ribavirin Capsules; Ribavirin Triphosphate; Ribavirin [Usan:Inn]; Ribavirin-Tp; Ribavirina [Inn-Spanish]; Ribavirine; Ribavirine [Inn-French]; Ribavirinum [Inn-Latin]; Tribavirin; Varazid; Vilona; Viramid; Virazid; Virazole; Virazole 5'-Triphosphate

Drug Category:
Ribavirin is categorized under the following by the FDA: Antiviral; ATC:J05AB04

Dosage Forms:
Inhalation solution, Tablets

Absorption:
Ribavirin was rapidly and extensively absorbed following oral administration. However, due to first-pass metabolism, the absolute bioavailability averaged 64% (44%).

Interactions:
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Chemical IUPAC Name:
1-[3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]-1H-1,2,4-triazole-3-carboxamide





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