Glyceryl trinitrate, kuma aka sani da nitroglycerin, wani sinadari ne tare da dabarar kwayoyin C3H5N3O9. Ruwa ne mara launi ko kodadde mai launin rawaya wanda ake amfani dashi da farko azaman magani don angina pectoris (ciwon ƙirji) da gazawar zuciya. Yana aiki ta hanyar sassauta santsin tsokar magudanar jini, wanda ke ƙara yawan jini kuma yana rage yawan aiki akan zuciya. Hakanan ana iya amfani da Glyceryl trinitrate wajen samar da abubuwan fashewa saboda yawan fashewar abubuwa.