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Drug Interactions between acitretin and Plan B One-Step

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Major

levonorgestrel acitretin

Applies to: Plan B One-Step (levonorgestrel) and acitretin

Using acitretin and levonorgestrel is not recommended. Acitretin can cause severe, life-threatening birth defects if the mother takes the medication during pregnancy. Never use acitretin if you are pregnant. Both a primary and a secondary form of birth control must be used together and for at least 3 years after stopping therapy. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor. Taking these drugs can interfere with the contraceptive effect of levonorgestrel. Because use of acitretin is associated with major birth defects, microdosed 'minipill' progestin preparations are not recommended for women of childbearing potential treated with acitretin. The use of at least two methods of effective contraception is mandatory during acitretin therapy and for at least 3 years after stopping therapy. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

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Drug and food interactions

Major

acitretin food

Applies to: acitretin

Take acitretin with food. Women must avoid all drinks, food, and medicines (including over-the-counter products) that contain alcohol while taking acitretin or for 2 months after stopping treatment. Alcoholic beverages increase the risk for birth defects while taking acitretin. Acitretin can cause severe, life-threatening birth defects if the mother takes the medication during pregnancy. Never use acitretin if you are pregnant. Both a primary and a secondary form of birth control must be used together and for at least 3 years after stopping therapy. Talk with your doctor about other possible birth control methods while you are taking acitretin. It is important that you tell your healthcare provider about all other medications that you are using including vitamins and herbs. Do not stop using your medications without first talking to your doctor.

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Moderate

levonorgestrel food

Applies to: Plan B One-Step (levonorgestrel)

Grapefruit juice may increase the blood levels of certain medications such as levonorgestrel. You may want to limit your consumption of grapefruit and grapefruit juice during treatment with levonorgestrel. However, if you have been regularly consuming grapefruit or grapefruit juice with the medication, then it is advisable for you to talk with your doctor before changing the amounts of these products in your diet, as this may alter the effects of your medication. Contact your doctor if your condition changes or you experience increased side effects. Orange juice is not expected to interact.

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Minor

levonorgestrel food

Applies to: Plan B One-Step (levonorgestrel)

Information for this minor interaction is available on the professional version.

Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.


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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.