Plan B One-Step
"Today, the U.S. Food and Drug Administration announced it has approved the use of Plan B One-Step (levonorgestrel) as a nonprescription product for all women of child-bearing potential. This action complies with the April 5, 2013 order of the Uni"...
Plan B One-Step
Plan B One-Step
- Clinician Information:
Plan B One-Step Patient Information including If I Miss a Dose
In this Article
- What is levonorgestrel emergency contraceptive (Plan B One-Step)?
- What are the possible side effects of levonorgestrel emergency contraceptive (Plan B One-Step)?
- What is the most important information I should know about levonorgestrel emergency contraceptive (Plan B One-Step)?
- What should I discuss with my healthcare provider before taking levonorgestrel emergency contraceptive (Plan B One-Step)?
- How should I take levonorgestrel emergency contraceptive (Plan B One-Step)?
- What happens if I miss a dose (Plan B One-Step)?
- What happens if I overdose (Plan B One-Step)?
- What should I avoid while taking levonorgestrel emergency contraceptive (Plan B One-Step)?
- What other drugs will affect levonorgestrel emergency contraceptive (Plan B One-Step)?
- Where can I get more information?
What happens if I miss a dose (Plan B One-Step)?
Missing a dose of this medication increases your risk of being pregnant.
Contact your doctor if you miss a dose of levonorgestrel emergency contraceptive. The timing of these doses is very important for this medication to be effective.
What happens if I overdose (Plan B One-Step)?
Seek emergency medical attention if you think you have used too much of this medicine.
Overdose symptoms may include nausea and vomiting.
What should I avoid while taking levonorgestrel emergency contraceptive (Plan B One-Step)?
Levonorgestrel emergency contraceptive will not protect you from sexually transmitted diseases--including HIV and AIDS. Using a condom is the only way to protect yourself from these diseases. Avoid having unprotected sex.
What other drugs will affect levonorgestrel emergency contraceptive (Plan B One-Step)?
Before using this medication, tell your doctor if you are using any of the following drugs:
- rifampin (Rifadin, Rifater, Rifamate, Rimactane);
- a barbiturate such as amobarbital (Amytal), butabarbital (Butisol), mephobarbital (Mebaral), secobarbital (Seconal), or phenobarbital (Luminal, Solfoton); or
- seizure medicines such as phenytoin (Dilantin), or carbamazepine (Tegretol).
This list is not complete and there may be other drugs that can affect levonorgestrel emergency contraceptive. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about levonorgestrel emergency contraceptive.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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Additional Plan B One-Step Information
- Plan B One-Step Drug Interactions Center: levonorgestrel oral
- Plan B One-Step Side Effects Center
- Plan B One-Step FDA Approved Prescribing Information including Dosage
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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