Kratom

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Kratom leaves and powder

Kratom is a tropical tree (Mitragyna speciosa) native to Southeast Asia, with leaves that contain compounds that can have psychotropic (mind-altering) effects. Read the Drug Facts.

Common Names

Biak, Ketum, Kakuam, Ithang, Thom

Reported health effects of kratom use include nausea, sweating, seizures, and psychotic symptoms.

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Clinical trials are research studies in human volunteers conducted to answer specific health questions. Learn about the NIH-sponsored clinical trials available to you.