Tolazoline is:-
High-Yield Explanation
Phentolamine and Tolazoline are non-selective alpha blockers. Cause vasodilation in peripheral vessels Used in Raynaud's disease and enhance angiography in peripheral vessels Alpha 1 agonist (Phenylephrine) are vasoconstrictors. Anticholinergic drugs like dicyclomine are used as antispasmodics. Indirect thrombin inhibitors: Heparin, LMWH, Fondaparinux, Danaparoid. Direct thrombin inhibitors: Lepirudin, Bivalrudin, Argatroban