Regional Myocardial Function in the Conscious Dog During Acute Coronary Occlusion and Responses to Morphine, Propranolol, Nitroglycerin, and Lidocaine

Do morphine, propranolol, nitroglycerin, and lidocaine affect regional myocardial function in conscious dogs during acute coronary occlusion?

This preclinical study evaluated the effects of morphine, propranolol, nitroglycerin, and lidocaine on regional myocardial function during acute coronary occlusion in conscious dogs.