Monophasic Pills

Alesse, Brevicon, Demulen, Desogen, Levlen, Levlite, Loestrin, Microgestin, Modicon, Necon, Nelova, Nordette, Norinyl, Ortho-Cept, Ortho-Cyclen, Ortho-Novum, Ovcon, Ovral, Yasmin, Zovia

Monophasic pills have a constant dose of both estrogen and progestin in each of the hormonally active pills throughout the entire cycle (21 days of ingesting active pills). Several of the brands listed above may be available in several strengths of estrogen or progesterone, from which doctors choose according to a woman’s individual needs.