What’s In A Name? Janssen’s Loss Of Sovriad Was Gilead’s Gain With Sovaldi

FDA initially rejected both sponsors’ preferred proprietary names for their hepatitis C treatments due to the risk of confusion with each other. Janssen had to settle for Olysio, its backup name for simeprevir, leaving Gilead to claim title to its preferred name for sofosbuvir.

Janssen R&D LLC and Gilead Sciences Inc. were prepared to battle it out for market share in the increasingly competitive and highly lucrative hepatitis C arena. However, the companies found themselves in an unexpected, head-to-head regulatory battle over trade names in the run-up to approval of their respective antiviral compounds, Olysio (simeprevir) and Sovaldi (sofosbuvir).

The NDAs for simeprevir, an NS3/4A protease inhibitor, and sofosbuvir, a nucleotide analog NS5B polymerase inhibitor, were submitted just nine days apart and travelled a parallel review track in the...

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