Health Consequences of Drug Misuse
Gastrointestinal Effects

Image of the human gastrointestinal tract.
Image by Bruce Blausen/CC BY

Many drugs can cause nausea and vomiting after use. In rare cases, chronic use of marijuana can lead to Cannabinoid Hyperemesis Syndrome—a condition marked by recurrent bouts of severe nausea, vomiting, and dehydration. Cocaine use can also cause abdominal pain and bowel tissue decay, and opioid use can cause abdominal pain, acid reflux, and severe constipation. Children who accidently ingest many drugs can experience nausea and vomiting.   

Drugs that can affect the gastrointestinal system: