Flo Digital Contraceptive Study
Part of Women’s health & pregnancy clinical trials.
This study tests whether a smartphone app combined with an Apple Watch can help you prevent pregnancy by tracking your menstrual cycle and body temperature. You would use the app's guidance to either abstain from sex or use condoms on fertile days.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are 18 or older with a female reproductive system
- You live in the United States
- Your menstrual cycles are between 16 and 90 days long
- You want to prevent pregnancy for at least 12 months and are not currently trying to conceive
- You have an iPhone (iOS 16+) and an Apple Watch Series 8 or later that you can wear while sleeping
- You are comfortable using either abstinence or condoms on days the app indicates are fertile
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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