Revexepride is a highly selective agonist of the 5-HT4 receptor and a potential inducer of CYP3A4 enzyme. Revexepride is used for the treatment of gastroesophageal reflux disease.
Cisapride acts directly as a selective agonist of serotonin 5-HT4 receptor with IC50 value of 0.483 μM. And It also acts indirectly as a parasympathomimetic.