Gilead's Descovy May Have Problem Getting HIV Prevention Indication In Cisgender Women
Descovy demonstrated noninferiority to Truvada in men and transgender women who have sex with men, but pharmacokinetic data do not support a demonstration of pre-exposure prophylaxis efficacy in cisgender women, US FDA says in advisory committee briefing document.
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US FDA approves a PrEP indication for emtricitabine/tenofovir alafenamide that excludes cisgender women due to a lack of efficacy evidence; Gilead will conduct a new randomized trial with a novel design in women comparing Descovy's efficacy and safety against external controls and Truvada.
US FDA advisory committee members urge agency to hold a firm line against labeling, promotional or educational materials that suggest Descovy has better efficacy or is safer than Truvada, which will face generic competition in 2020. Panel backs HIV pre-exposure prophylaxis indication for Descovy but recommends excluding cisgender women due to lack of clinical efficacy data.