Tolazine is used as:: (A) A thrombin inhibitor in perpheral angiography, (B) A vasodilatol' in treating coronary aery stenosis during angio procedures, (C) A vasoconstrictor in treatment of varices, (D) antispasmodic during biliary spasm
Answer is B. Ref; GOODMAN& GILMAN'S The Pharmacological Basis of the Therapeutics 10th edition (page no; 245) Tolazoline is an alpha adrenergic antagonist. used as an aid in visualizing distal peripheral vessels during aeriography and a vasodilator in treating coronary aery stenosis during angio-procedures