Women’s Health「Birth Control (避妊)」

Birth Control/Contraception (避妊)

Contraception (避妊)のオプションいくつかを「Planned Parenthood」のウェブサイトを参考にまとめてみました。

Birth-Control Options

Birth-Control Options

サイトには、Birth Controlについて、他にもいくつか紹介されています。


Planned Parenthood. (2024). Birth control. Planned Parenthood Federation of America Inc. https://www.plannedparenthood.org/learn/birth-control

Depo-Provera Contraceptive Injection (Depo Shot)

Genetic name: medroxyprogesterone acetate – injectable suspension

Route: IM (intramuscular) – gluteal or deltoid muscle

Tx term/period: no longer than 2 years, unless there is no other option for the person’s condition.

Frequency: Every 3 months

Dose: 150mg/ml (150mg vial. Prefilled-syringe is available with 22g needle)

Side effects: irregular vaginal bleeding (most common), abdominal pain/discomfort, headache, weight gain, nervousness, dizziness, decreased libido.

Warning: Loss of bone mineral density (especially for teenagers and younger adults)


Pfizer. (2020). DEPO-PROVERA- medroxyprogesterone acetate injection, suspension. Pharmacia & Upjohn Co. https://labeling.pfizer.com/showlabeling.aspx?id=522