Answer
Depo-Provera (medroxyprogesterone acetate), when administered parenterally at the recommended dose to women, thickens cervical mucus, inhibiting sperm entry into the uterus.
Sources for this answer
- Depo-Provera 150mg/ml InjectionPfizer Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 24Document updated
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