Estrogen and progestin are sex hormones that ... When used perfectly, the pill and the patch have the same rate of protection against pregnancy; 99% for perfect use, and 91% for average use.

which delivers the main estrogen made by the ovaries during our reproductive years. “Many clinicians prefer the patch [to the pill] because it goes directly into the circulation and bypasses the ...

Estrogen patches belong to the first group and work ... might also reduce the risk of blood clots compared to estradiol pills ...

An estrogen patch or vaginal ring may be a better option than pills. It keeps your estrogen level steady, lowering the chances of a migraine. If you’re having surgery to remove your ovaries ...

a 17β-estradiol transdermal patch continuously with cyclic oral micronised progesterone (PATCH), (2) a combined ethinyl estradiol and desogestrel pill (PILL) or (3) no oestrogen/progesterone (NONE).