SPL Set ID: 7bcead76-a90f-4140-9c73-4339d981a084

Nitroglycerin ointment, USP 0.4% is intended for intra-anal use. Nitroglycerin is 1,2,3,-propanetriol trinitrate, an organic nitrate vasodilator whose structural formula is as follows: and whose molecular weight is 227.09. Nitroglycerin ointment, USP 0.4% contains 0.4% nitroglycerin w/w (4 mg nitroglycerin/1 g ointment), propylene glycol, lanolin, sorbitan sesquioleate, paraffin wax, and white petrolatum. Nitroglycerin ointment, USP 0.4% is available in tubes with a one-inch dosing line on the carton allowing the measurement of approximately 375 mg of nitroglycerin ointment, USP 0.4% (1.5 mg nitroglycerin) for application. structure