Achillion Pharmaceuticals, Inc. (ACHN: Quote) provided clarification with respect to end of treatment or EOT data from segment 2 of its Phase 2a trial of ACH-1625 that was presented during the 47th Annual Meeting of the European Association for the Study of the Liver or EASL International Liver Congress 2012 in Barcelona, Spain on April 21, 2012.
In this study, 58 patients were randomized to receive ACH-1625 at a once daily dose of 200 mg, 400 mg, or 800 mg in combination with pegylated interferon and ribavirin (P/R) for twelve weeks.
At of the time of the poster presentation, a total of 22 patients had completed 12 weeks of ACH-1625 plus P/R followed by 12 weeks of P/R as per response guided treatment (RGT.) All (22/22, or 100%) patients had undetectable levels of HCV RNA at the end of the 24 weeks of treatment, the company said.
EOT was defined in the EASL poster presentation as any patient who returned for an EOT visit, which also included those patients who withdrew from the study prior to week 12. The additional EOT data is defined as patients who achieved extended rapid virological response (eRVR) and received a total of 24 weeks of therapy consisting of 12 week of ACH-1625 plus P/R followed by 12 weeks of P/R alone.
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by RTT Staff Writer
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