special subjects
Kava
What drug interactions occur with kava?
Kava may prolong the effect of other sedatives (such as barbiturates or alcohol) and affect driving or other activities requiring alertness. Kava may interfere with the effects ofdopamine, a neurotransmitter that is in short supply in Parkinson disease. As a result, it may decrease the benefit oflevodopa, a drug used to treat Parkinson disease. Kava may intensify the effect of anesthetics. 