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Hepatitis C

Trio of Broadly Neutralizing Antibodies Interfere with Hepatitis C Virus Infection

Three broadly neutralizing antibodies delivered by a viral vector blocked hepatitis C virus (HCV) infection of hepatocytes (liver cells) in a laboratory culture model and appeared to cure infection in modified mice carrying human liver tissue, researchers reported in the September 17 edition of Science Translational Medicine.

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Sofosbuvir + Ribavirin To Be Studied in Children and Adolescents with Hepatitis C

A Phase 2 clinical trial is now underway to evaluate sofosbuvir (Sovaldi) plus ribavirin for children and adolescents, ages 3-17 years, with hepatitis C virus genotypes 2 or 3. Another study will follow to test the forthcoming sofosbuvir/ledipasir coformulation in pediatric patients.

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Community Leaders, HIV Doctors Oppose Hepatitis C Treatment Barriers

A coalition of hepatitis C advocacy organizations and medical providers has issued an open letter to the Secretary of Health and Human Services calling for an end to restrictions on access to hepatitis C treatment by private insurers and public payers seeking to avoid the cost of newly approved direct-acting antivirals. HIV medical providers also called for reducing barriers to treatment, including restrictions on which medical specialists may treat people with hepatitis C.

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ICAAC 2014: Telaprevir and Boceprevir Have Limited Efficacy in Real-world Use

Hepatitis C treatment using the first-generation HCV protease inhibitors telaprevir (Incivek or Incivo) or boceprevir (Victrelis) cured only 71% of people with easier-to-treat HCV genotypes 1b, falling to 47% for those with genotype 1a, researchers reported at the 54th Interscience Conference on Antimicrobial Agents and Chemotherapy this month in Washington, DC.

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ICAAC 2014: AbbVie 3D Hepatitis C Regimen Is Well-Tolerated in Phase 3 Trials

AbbVie's 3D hepatitis C regimen containing paritaprevir (ABT-450), ombitasvir, and dasabuvir was generally well-tolerated in the Phase 3 SAPPHIRE trials, according to a pooled analysis presented at the 54th Interscience Conference on Antimicrobial Agents and Chemotherapy last week in Washington, DC. While most patients experienced some adverse events, serious side effects were rare and few people discontinued treatment early for this reason.

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Gilead Announces Generic Licensing Agreements for Hepatitis C Drug Sofosbuvir

Gilead Sciences announced this week that it has granted a license to 7 generic drug companies in India to produce cheaper versions of its groundbreaking hepatitis C polymerase inhibitor sofosbuvir (Sovaldi) and its forthcoming sofosbuvir/ledipasvir coformulation for use in more than 90 developing countries.

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ICAAC 2014: AbbVie 3D Regimen Shows High Cure Rates for Genotype 1b HCV Patients

AbbVie's interferon-free 3D regimen containing ABT-450, ombitasvir, and dasabuvir led to sustained virological response in nearly 100% of people with genotype 1b chronic hepatitis C regardless of unfavorable patient or viral characteristics, researchers reported at the 54th Interscience Conference on Antimicrobial Agents and Chemotherapy this week in Washington, DC.

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Simeprevir Label Adds Interactions with Transplant Rejection Drugs

The U.S. Food and Drug Administration recently approved revisions to the product label information for Janssen's new hepatitis C protease inhibitor simeprevir (Olysio), noting drug interactions with cyclosporine and tacrolimus, which are used to prevent organ rejection after a transplant.

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ICAAC 2014: AbbVie 3D Combination Works Well for People with HIV/HCV Coinfection

An all-oral regimen of 3 direct-acting antivirals plus ribavirin taken for 12 weeks led to sustained virological response in 94% of HIV positive people with mostly genotype 1a hepatitis C coinfection in the TURQUOISE-I study, according to data presented at the 54th Interscience Conference on Antimicrobial Agents and Chemotherapy this week in Washington, DC.

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