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Contraceptive Pill, Singapore - Shim Clinic

A contraceptive pill is a hormonal medication used to prevent pregnancy after intercourse. It works by inhibiting follicular development, ovulation, and corpus luteum formation. It also changes the cervical mucus to prevent sperm penetration.

Contraceptive Pill Brands, their Contents, and Additional Indications

Contraceptive estrogen progestogen # colour Additional indication
Microgynon®
30
Ethinyl estradiol 0.03 mg Levonorgestrel 0.15 mg 21
Diane® 35 Ethinyl estradiol 0.035 mg Cyproterone acetate 2 mg 21 Acne treatment,
Androgenetic alopecia,
Hirsutism
Yasmin® Ethinyl estradiol 0.03 mg Drospirenone 3 mg 21 Acne treatment,
Premenstrual dysphoric disorder (PMDD)
Yaz® Ethinyl estradiol 0.02 mg Drospirenone 3 mg 24
inert 4
Marvelon® Ethinyl estradiol 0.03 mg Desogestrel 0.15 mg 21
Mercilon® Ethinyl estradiol 0.02 mg Desogestrel 0.15 mg 21
Qlaira® Estradiol valerate 3 mg 2 dark yellow Heavy menstrual bleeding (HMB)
Estradiol valerate 2 mg Dienogest 2 mg 5 medium red red
Estradiol valerate 2 mg Dienogest 3 mg 17 light yellow
Estradiol valerate 1 mg 2 dark red
inert 2 white


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