Synthetic cannabinoids are human-made mind-altering chemicals that are either sprayed on dried, shredded plant material so they can be smoked or sold as liquids to be vaporized and inhaled in e-cigarettes and other devices. These products are also known as herbal or liquid incense. Learn about the health effects of synthetic cannabinoids and read the DrugFacts.
- Monitoring the Future Survey Statistics on Synthetic Cannabinoids
- Synthetic Cannabinoids (K2/Spice) Unpredictable Danger - See an infographic showing that synthetic cannabinoids, like K2 or Spice, are not natural drugs and can lead to dangerous health effects.
- NIDA for Teens Drug Facts on Spice - Offers resources for teens and teen influencers. Get the latest on how drugs affect the brain and body. Features videos, games, blog posts, and more!
- Drug Testing Misses Synthetic Cannabinoids: Expert (Partnership for Drug-Free Kids, April 2016)
- The Changing Face of Recreational Drug Use (Cerebrum, January 2016)
- MEDLINEplus Health Information on Substance Use Disorders (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.