https://pubmed.ncbi.nlm.nih.gov/20399948/
Contraceptive efficacy of emergency contraception with levonorgestrel given before or after...
We conclude that LNG-EC prevents pregnancy only when taken before fertilization of the ovum has occurred.
contraceptive efficacyemergency contraception
https://adisinsight.springer.com/trials/700268725?error=cookies_not_supported&code=b19a3188-7b6a-46d9-adea-e7b67b180a6a
A Multicenter, Open-label, Single-Arm Study to Evaluate the Contraceptive Efficacy and Safety of a...
This phase III study is designed to evaluate the contraceptive efficacy, vaginal bleeding pattern (cycle control), and the general safety and acceptability of
https://pmc.ncbi.nlm.nih.gov/articles/PMC10555076/
FRI436 Design Of An International Male Contraceptive Efficacy Trial Using A Self-administered Daily...
Disclosure: S.T. Page: None. Support: Supported by the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) through the...