About medroxyprogesterone acetate
Progestin hormone
Used for
- Treats absent or irregular menstrual periods caused by hormone imbalance.
- Helps prevent overgrowth of the uterine lining during estrogen therapy.
- Treats abnormal uterine bleeding due to hormonal imbalance.
Usual adult dose
Commonly 5–10 mg once daily for 5–10 days, depending on the condition.
Common side effects
- Headache or dizziness
- Nausea or abdominal discomfort
- Breast tenderness
- Mood changes or irregular bleeding
Important warnings
- Not a contraceptive and does not protect against pregnancy.
- Avoid with current or previous blood clots, breast cancer, or unexplained vaginal bleeding.
- Seek prompt care for chest pain, shortness of breath, or sudden leg swelling.
- May affect blood sugar and fluid retention.
Pregnancy
Do not use during pregnancy; it has no established benefit and may cause harm.
Breastfeeding
Small amounts may enter breast milk; effects on milk supply and infant are uncertain.
Interactions
- Some seizure medicines and rifampin may reduce its effects.
- St John’s wort may reduce its effects.
- May affect medicines for diabetes.
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 It may be incomplete or out of date.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.