Uses, Dosage & Side Effects: Plan B One-Step Tablet

Plan B One-Step Tablet

Generic nameLevonorgestrel
Drug classProgestin-only emergency contraceptive
FormsTablet

Plan B One-Step is an emergency contraceptive pill. It is a backup method to prevent pregnancy after unprotected sex or if your regular birth control failed. It is not meant to be used as a regular, ongoing birth control method.

Read the full guideUses, dosage, side effects, precautions, and sources, written from the same verified facts.

General information, not medical advice

Your prescriber and the leaflet in your pack know your situation. This page does not.

  • Follow your prescriber and the leaflet
  • Don't start, stop, or change a dose on your own
  • Doses and warnings differ by country and product
Facts checked by a personFull disclaimer

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