Allergy to class/drug
caution if renal impairment
caution if hepatic impairment
caution in elderly patients
caution if chronic pulmonary disease
caution if DM
caution if immunocompromised
Cimetidine
Ranitidine
Sucralfate
Lansoprazole
Pantoprazole
Omeprazole
Bismuth subsalicylate
Loperamide