4 ms·
That's probably typical use. Perfect use is is %99.9.
by noblethrasher 12y ago
That's probably typical use. Perfect use is is %99.9.
- tomwalker 12y agoIndeed. When used correctly, the user should not ovulate on combined or dual hormone oral contraceptive. Most studies show that a user can miss quite a few, such as 4 days in a row[1], and not ovulate. [1] http://journals.lww.com/greenjournal/Abstract/1992/06000/Effect_of__Missed__Pills_on_Oral_Contraceptive.18.aspx http://journals.lww.com/greenjournal/Abstract/1992/06000/Eff... http://www.contraceptionjournal.org/article/S0010-7824(04)00222-7/abstract http://www.contraceptionjournal.org/article/S0010-7824(04)00...