Study reveals how estrogen may change PrEP effectiveness in transgender women

NCT ID NCT04760691

First seen Apr 07, 2026 · Last updated May 14, 2026 · Updated 7 times

Summary

This study involved 13 transgender women to see if taking feminizing hormones changes how well Truvada (PrEP) works to prevent HIV. Participants took Truvada alone and then with different doses of estrogen. Researchers measured drug levels in blood, cells, and colon tissue to understand any interactions. The goal was to find the best dosing strategy for HIV prevention in transgender women on hormone therapy.

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Contacts and locations

Locations

  • Johns Hopkins School of Medicine Drug Development Unit

    Baltimore, Maryland, 21287, United States

Conditions

Explore the condition pages connected to this study.