Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed-Dose Combination ± Ribavirin for the Treatment of HCV (ION-3)

Summary

This study is to evaluate the safety, tolerability, and antiviral efficacy of ledipasvir/sofosbuvir (LDV/SOF) fixed-dose combination (FDC) with or without ribavirin (RBV) administered for 8 or 12 weeks in treatment-naive participants with chronic genotype 1 HCV infection.

Timeline

Start

2013-05

Primary completion

2013-12

Completion

2014-03

Outcome

Met primary endpoint

paper these results indicated noninferiority of the 8-week ledipasvir-sofosbuvir regimen, on the basis of a noninferiority margin of 12 percentage points. PMID 24720702 ↗

Publications

• Grebely J, Mauss S, Brown A, Bronowicki JP, Puoti M, Wyles D, Natha M, Zhu Y, Yang J, Kreter B, Brainard DM, Yun C, Carr V, Dore GJ. Efficacy and Safety of Ledipasvir/Sofosbuvir With and Without Ribavirin in Patients With Chronic HCV Genotype 1 Infection Receiving Opioid Substitution Therapy: Analysis of Phase 3 ION Trials. Clin Infect Dis. 2016 Dec 1;63(11):1405-1411. doi: 10.1093/cid/ciw580. Epub 2016 Aug 23.
• Kowdley KV, Gordon SC, Reddy KR, Rossaro L, Bernstein DE, Lawitz E, Shiffman ML, Schiff E, Ghalib R, Ryan M, Rustgi V, Chojkier M, Herring R, Di Bisceglie AM, Pockros PJ, Subramanian GM, An D, Svarovskaia E, Hyland RH, Pang PS, Symonds WT, McHutchison JG, Muir AJ, Pound D, Fried MW; ION-3 Investigators. Ledipasvir and sofosbuvir for 8 or 12 weeks for chronic HCV without cirrhosis. N Engl J Med. 2014 May 15;370(20):1879-88. doi: 10.1056/NEJMoa1402355. Epub 2014 Apr 10.

Drugs

Indications