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In 2005, Gilead Sciences notified federal regulators that it was suspending development of a potentially safer, more potent HIV-fighting drug than the one on the market. The company did not restart its Food and Drug Administration application until 2010. Now the five-year delay of a promising drug is at the core of accusations by advocates that Gilead improperly exploited the patent system at the expense of patient health.
An HIV-prevention group called PrEP4All Collaboration filed a petition Wednesday with the U.S. Patent and Trademark Office contending Gilead knew its new, improved drug — approved in 2015 and now part of Gilead’s combination therapies Genvoya and Descovy — was safer. But it alleged Gilead postponed development so it could continue to gain monopoly profits from its older combination HIV drugs, including Viread and Truvada, for a longer period,before those drugs went off patent and faced generic competition.
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By Christopher Rowland | 5 Dec 2019
