Drugs Home > Tri-Legest Fe

Tri-Legest Fe, a prescription birth control pill, works to prevent pregnancy by stopping ovulation, altering the lining of the uterus, and changing the cervical mucus. This oral contraceptive comes tablet form and is taken once a day. It is important not to miss any doses, as this increases your risk of pregnancy. Possible side effects of Tri-Legest Fe include headaches, nausea, and vomiting.

What Is Tri-Legest Fe?

Tri-Legest® Fe (norethindrone/ethinyl estradiol) is a prescription birth control pill. It is a triphasic birth control pill, which means that each pack has three different phases, each with a different strength of hormones. Tri-Legest Fe is also approved to treat moderate acne in women who also desire contraception.
(Click What Is Tri-Legest Fe Used For? for more information, including possible off-label uses. Tri-Legest Fe is a generic version of Estrostep® Fe birth control pills. The information in this article also applies to Estrostep Fe.)

Tri-Legest Fe Side Effects

As with any medicine, side effects are possible with Tri-Legest Fe. However, not everyone who uses the contraceptive will experience side effects. In fact, most people tolerate it quite well. If side effects do occur, in most cases, they are minor and either require no treatment or are easily treated by you or your healthcare provider. Serious side effects are less common.
Common side effects of birth control pills such as Tri-Legest Fe include but are not limited to:
  • Acne
  • Headaches
  • Breakthrough bleeding or spotting between periods
  • Nausea or vomiting
  • Breast tenderness.
(Click Side Effects of Tri-Legest Fe to learn more, including potentially serious side effects that you should report immediately to your healthcare provider.)
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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