Plan B (2026)

: Such as hives, difficulty breathing, or swelling of the face/throat. 3. Follow-Up for Effectiveness Plan B One-Step (1.5 mg levonorgestrel) Information - FDA

, you can report it through the following official channels: Plan B

: Seek help for unusually heavy vaginal bleeding that is not your period. : Such as hives, difficulty breathing, or swelling

Taking "Plan B" (emergency contraception) typically does not require a formal report to a doctor unless you experience specific complications . However, if you are looking to report a side effect or understand when to seek medical follow-up, here is the relevant information. 1. Reporting Side Effects or Adverse Events If you experience an adverse reaction after taking Plan B One-Step : Such as hives