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Drug interactions between cisapride and efavirenz

Results for the following 2 drugs:
cisapride
efavirenz

Interactions between your drugs

Major

cisapride ↔ efavirenz

Applies to:cisapride and efavirenz

Using cisapride together with efavirenz is not recommended. Combining these medications may significantly increase the blood levels and effects of cisapride. High blood levels of cisapride can occasionally cause an irregular heart rhythm that may be serious. You should seek immediate medical attention if you develop sudden dizziness, lightheadedness, fainting, or fast or pounding heartbeats during treatment with cisapride. 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. **Cisapride (Propulsid) is no longer marketed in the United States. You should only be taking cisapride if you are obtaining the medication from your doctor though a Limited Access Program developed jointly by the manufacturer and the FDA.**

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Drug and food interactions

Major

cisapride food

Applies to: cisapride

Cisapride is no longer on the market in the US. Do not take cisapride with any other medication, food, or beverage. **Cisapride (Propulsid) is no longer marketed in the United States. You should only be taking cisapride if you are obtaining the medication from your doctor though a Limited Access Program developed jointly by the manufacturer and the FDA.**

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Moderate

efavirenz food

Applies to: efavirenz

Taking efavirenz with food increases the amount of medicine in your body, which may increase the frequency of side effects. You should take efavirenz once a day on an empty stomach, preferably at bedtime. Taking it at bedtime may make some side effects such as dizziness, trouble sleeping, drowsiness, trouble concentrating, and/or unusual dreams less bothersome. However, these symptoms may be more severe if efavirenz is used with alcohol or mood-altering (street) drugs. You should avoid driving or operating hazardous machinery until you know how the medication affects you. 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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Therapeutic duplication warnings

No therapeutic duplications were found for your selected drugs.

Drug Interaction Classification

The classifications below are a guideline only. The relevance of a particular drug interaction to a specific patient is difficult to determine using this tool alone given the large number of variables that may apply.
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 information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

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

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