Plan B -
: Seek help for unusually heavy vaginal bleeding that is not your period.
: 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 Plan B
, you can report it through the following official channels: : Seek help for unusually heavy vaginal bleeding
: Call 1-800-330-1271 (Mon–Fri, 9 AM – 5 PM ET) to report side effects directly to the manufacturer. Plan B
: You can report serious adverse reactions to the FDA MedWatch Program online or by calling 1-800-FDA-1088. 2. When to Contact a Healthcare Provider