An Introduction to Yaz Side Effects
As with any medicine, side effects are possible with Yaz®
(drospirenone/ethinyl estradiol). However, not everyone who uses the contraceptive will experience side effects. In fact, most women tolerate it well. If Yaz side effects occur, in most cases, they are minor and either require no treatment or can easily be treated by you or your healthcare provider.
(This article covers many, but not all, of the possible side effects with Yaz. Your healthcare provider can discuss a more complete list of Yaz side effects with you.)
Common Side Effects of Yaz
Yaz has been studied thoroughly in clinical trials. In most clinical studies of medications, the side effects that occur in a group of people taking the drug are documented and then compared to the side effects that occur in another group of people not taking the medicine (they take a placebo that does not contain any active ingredients). As a result, it is possible to see what side effects occur, how often they appear, and how they compare to the group not taking the medicine. However, it is not possible to use a placebo in clinical trials for contraceptives, as this would lead to many unintentional pregnancies.
In these studies, common Yaz side effects (occurring in more than 1 percent of women) included but were not limited to: