About progesterone
Natural progesterone hormone
Used for
- Supports the uterine lining in fertility treatment
- Treats progesterone deficiency in selected pregnancy-related situations
Usual adult dose
Fertility treatment: commonly 200–400 mg vaginally twice daily; regimens vary by protocol and indication.
Common side effects
- Vaginal irritation or discharge
- Sleepiness or dizziness
- Headache
- Breast tenderness or abdominal discomfort
Important warnings
- Use only for the prescribed indication and duration.
- Seek urgent care for chest pain, breathing difficulty, severe headache, or leg swelling.
- Vaginal bleeding needs medical assessment, especially during pregnancy.
- Some formulations contain oils that may weaken latex condoms or diaphragms.
Pregnancy
Used in specific pregnancy indications under medical supervision; safety depends on the reason and treatment plan.
Breastfeeding
Progesterone enters breast milk in small amounts; clinical effects on nursing infants are not well established.
Interactions
- Strong enzyme-inducing medicines, such as rifampin or carbamazepine, may reduce progesterone levels.
- Vaginal products may affect absorption of other medicines used vaginally.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.