Drinking alcohol while taking antipsychotics can sometimes lead to drowsiness or sedation. ... “One important enzyme in the liver, called CYP1A2, is involved in metabolizing [breaking down] ...

Please use one of the following formats to cite this article in your essay, paper or report: APA. Cuffari, Benedette. (2019, June 18). Alcohol, Cannabis and Other Drugs: A Pharmacological Evaluation.

While you can test blood or saliva for CYP1A2 (which lets you know if you are a fast or slow metabolizer of caffeine), you can make an educated guess by how you feel after drinking coffee, says Prest.