New Hormone-Free birth control ring seeks to prevent pregnancy
Prevention
Recruiting now
This study is testing a new non-hormonal vaginal ring called Ovaprene to see how well it prevents pregnancy. Researchers will enroll 656 healthy women aged 18-40 who are sexually active and want to avoid pregnancy for at least 13 months. Participants will use the ring as their on…
Phase: NA • Sponsor: Daré Bioscience, Inc. • Aim: Prevention
Last updated Mar 31, 2026 12:11 UTC