Cannabis Use Is Common in Patients with Cyclic Vomiting Syndrome

Among CVS patients using cannabis, abstinence rarely leads to resolution of symptoms or to subsequent diagnosis of cannabis hyperemesis syndrome.

The interaction between cannabis and vomiting is complicated. Cannabis has long been used effectively as an antiemetic in patients with cancer or other vomiting disorders. But, paradoxically, users may develop cannabis hyperemesis syndrome (CHS), a condition whereby episodic vomiting is related to the regular use of cannabis.

This dichotomy leaves providers in a conundrum when diagnosing patients who present with vomiting and have a history of ongoing cannabis use. Such patients may have cyclic vomiting syndrome (CVS), a disorder characterized by episodic severe nausea and vomiting interspersed with more normal periods. Or they may have CHS, for which the criteria are quite similar to those for CVS, but they include resolution of symptoms du…

Reviewing Author

Kenneth R. DeVault, MD

Disclosures

Consultant/Advisory BoardPhathom Pharmaceuticals

Grant/Research SupportIronwood Pharmaceuticals

Leadership Positions in Professional SocietiesAmerican College of Gastroenterology Education Universe (Co-Editor)

Kenneth R. DeVault, MD

Disclosures

Consultant/Advisory BoardPhathom Pharmaceuticals

Grant/Research SupportIronwood Pharmaceuticals

Leadership Positions in Professional SocietiesAmerican College of Gastroenterology Education Universe (Co-Editor)

Cannabis Use Is Common in Patients with Cyclic Vomiting Syndrome

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Reviewing Author