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.
Biak, Ketum, Kakuam, Ithang, Thom
- MEDLINEplus Health Information on Drug Abuse (National Library of Medicine, NIH)
- Healthfinder.gov (U.S. Department of Health and Human Services)
Clinical trials are research studies in human volunteers conducted to answer specific health questions. Learn about the NIH-sponsored clinical trials available to you.