Papaverine is an opium alkaloid antispasmodic drug, used primarily in the treatment of visceral spasm and vasospasm and occasionally in the treatment of erectile dysfunction. It is used in the treatment of acute mesenteric ischemia.

Pantoprazole is a proton pump inhibitor that decreases the amount of acid produced in the stomach. Pantoprazole is used to treat erosive esophagitis (damage to the esophagus from stomach acid caused by gastroesophageal reflux disease, or GERD) in adults and children who are at least 5 years old.

Reserpine is a drug that is used for the treatment of high blood pressure, usually in combination with a thiazide diuretic or vasodilator.

Vildagliptin is an oral anti-hyperglycemic agent of the dipeptidyl peptidase-4 inhibitor class of drugs.