Medicine Overview Of Ismo 20 20mg TabletUses of Ismo 20Prophylaxis of angina. Long term treatment of coronary heart disease (narrowing of coronary arteries). Post treatment of myocardial infarction with persisting anginal symptoms. Long term treatment of chronic congestive heart failure in combination with digitalis and/or diuretics.Side effects of Ismo 20Postural hypotension (drop in blood presssure resulting from change of posture), throbbing headache, dizziness, nausea, vomiting, heartburn, flushing, fainting, temporary hypoxemia (decreased oxygen in the blood), rash, application site reactions with transdermal pathches, very rarely angle-closure glaucoma.When not to use Ismo 20Hypersensitivity to nitrates, hypotensive conditions and hypovolemia (decreased blood volume), hypertrophic cardiomyopathy (thickened heart muscle), aortic stenosis (narrowing of aorta), cardiac tamponade (compression of heart due to fluid), constructive pericarditis (inflammation of membrane surrounding the heart), mitral stenosis (narrowed mitral valve), toxic pulmonary edema (fluid in the lungs), head trauma, cerebral hemorrhage, cerebrovascular disease, marked anemia.WarningsPregnancyRisk cannot be ruled outBreast FeedingCaution advised or effect undetermined