Clozapine was synthesized in 1956  and the structure was based on the chemical structure of the tricyclic antidepressant imipramine. This drug was discovered only six years after the first-generation drug, chlorpromazine. Recently, the FDA has strengthened its warning against clozapine for causing constipation, leading to serious bowel obstruction. Introduction : The U.S. Food and Drug Administration has recently raised a warning regarding serious complications caused by clozapine viz constipation.

The FDA has further strengthened this warning stating that untreated constipation can cause serious issues and obstruction in the bowel. This can prove fatal if the patient is on a higher dose of the drug or if the patient is on other drugs causing constipation. Facts on Clozapine Clozapine is an atypical antipsychotic drug that is a derivative of tricyclic dibenzodiazepines. Clozapine is…