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- Estrogen and progestin
- 根据 2 个来源
Combined Hormonal Contraceptives | Contraception | CDC
Combination Birth Control Pills: Effectiveness & Side Effects
Combination birth control pills - Mayo Clinic
Combined estrogen-progestin oral contraceptives: Patient
The Combined Pill (Contraception): Effectiveness and …
2024年9月16日 · The pill contains two hormones - an oestrogen and a progestogen. If taken correctly, it is a very effective form of contraception (birth control) that can help prevent pregnancy.
Choosing a birth control pill - Mayo Clinic
Combination Birth Control Pill: What You Need To Know - Healthline
Combined Hormonal Birth Control: Pill, Patch, and Ring - ACOG
Combined hormonal contraception - Wikipedia