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What is Potassium channel opener with anti-anginal activity is: and explain in detail?
Nicorandil opens ATP-dependent K+ channels causing aerial dilatation thus increasing afterload-potassium channel opener-used for angina Amiodarone and dofetilide are potassium channel blockers- class 3 antiarrhythmic agents REF.Essentials of Medical Pharmacology KD Tripathi 8th ed.