10 Birth Control Pills Side Effects | 合法醫療器材資訊網

Readaboutthedifferenttypesofbirthcontrolpills,druginteractions,thebrandsoforalcontraceptives,andtheirsideeffects.Findoutwhichbirth ...

Oral contraceptives (birth control pills[1]) are medications that prevent pregnancy[2]. They are one method of birth control[3].

Oral contraceptives are hormonal preparations that may contain combinations of the hormones estrogen and progestin or progestin alone. Combinations of estrogen and progestin prevent pregnancy[4] by inhibiting the release of the hormones luteinizing hormone (LH) and follicle stimulating hormone (FSH) from the pituitary gland[5] in the brain.

LH and FSH play key roles in the development of the egg and preparation of the lining of the uterus for implantation of the embryo. Progestin also makes the uterine mucus[6] that surrounds the egg more difficult for sperm to penetrate and, therefore, for fertilization[7] to take pl...