Not to be continued if no improvement in GI symptoms after approx 2 wk of therapy. Discontinue immediately if early signs/symptoms of hepatic toxicity or elevated liver enzymes occur. Situations where stimulated GI motility may be dangerous, including mechanical GI obstruction, perforation, or hemorrhage. Contraindicated w/ some prokinetic agents eg, cisapride, domperidone, levosulpride, metoclopramide. Severe (including fatal) hepatotoxicity. Avoid use during pregnancy & lactation. Discontinue breastfeeding during treatment. Childn. Elderly (reduced kidney & liver function).