Kava (Piper methysticum) Oral

Kava (Piper methysticum) Oral Interactions

Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

This product should not be used with the following medication because a very serious interaction may occur:

• alprazolam

If you are currently using the medication listed above, tell your doctor or pharmacist before starting kava.

Before using this product, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of:

• drugs that can harm the liver (e.g., acetaminophen, amiodarone, carbamazepine, isoniazid, methotrexate, methyldopa, "statins" such as atorvastatin and lovastatin)
• "blood thinners" (e.g., warfarin)
• drugs for Parkinson's disease (e.g., levodopa, bromocriptine)

Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: certain antihistamines (e.g., diphenhydramine), anti-seizure drugs (e.g., carbamazepine), medicine for sleep or anxiety (e.g., diazepam, zolpidem), muscle relaxants, narcotic pain relievers (e.g., codeine), psychiatric medicines (e.g., chlorpromazine, risperidone, amitriptyline, trazodone).

Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain ingredients that may make you drowsy. Ask your pharmacist about using those products safely.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

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Precautions and Side Effects