Plan B One-Step
"The U.S. Food and Drug Administration today announced that it has approved an amended application submitted by Teva Women's Health, Inc. to market Plan B One-Step (active ingredient levonorgestrel) for use without a prescription by women 15 years"...
Plan B One-Step
Plan B One-Step Side Effects Center
Medical Editor: Melissa Conrad Stöppler, MD
Plan B One-Step (levonorgestrel tablet) is a progestin-only emergency contraceptive used for prevention of pregnancy following unprotected intercourse or a known or suspected contraceptive failure. People sometimes call Plan B One-Step the "morning after pill." Plan B One-Step does not protect against sexually transmitted diseases. Common side effects of Plan B One-Step include
- stomach or abdominal pain,
- tired feeling,
- breast pain or tenderness,
- changes in your menstrual periods, or
The recommended dosage of Plan B One-Step is one pill as soon as possible within 72 hours after unprotected intercourse or a known or suspected contraceptive failure. Plan B One-Step may interact with rifampin, barbiturates, or seizure medicines. Tell your doctor all medications and supplements you use. It can be used at any time during the menstrual cycle. If vomiting occurs within two hours of taking the tablet, consideration should be given to repeating the dose. Plan B One-Step should not be taken as regular birth control. Do not take Plan B One-Step if you are already pregnant. Consult your doctor before breastfeeding.
Our Plan B One-Step (levonorgestrel tablet) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is Patient Information in Detail?
Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.
Plan B One-Step in Detail - Patient Information: Side Effects
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have severe pain in your lower stomach or side. This could be a sign of a tubal pregnancy (a pregnancy that implants in the fallopian tube instead of the uterus). A tubal pregnancy is a medical emergency.
Less serious side effects may include:
- nausea, diarrhea, or stomach pain;
- dizziness, tired feeling;
- breast pain or tenderness;
- changes in your menstrual periods; or
Read the entire detailed patient monograph for Plan B One-Step (Levonorgestrel Tablet)
What is Patient Information Overview?
A concise overview of the drug for the patient or caregiver from First DataBank.
Plan B One-Step Overview - Patient Information: Side Effects
If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: severe lower stomach pain (especially 3 to 5 weeks after taking levonorgestrel).
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the entire patient information overview for Plan B One-Step (Levonorgestrel Tablet)
What is Prescribing information?
The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.
Plan B One-Step FDA Prescribing Information: Side Effects
Additional Plan B One-Step Information
Plan B - User Reviews
Plan B User Reviews
Now you can gain knowledge and insight about a drug treatment with Patient Discussions.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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