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What is The drug that is not useful in congestive hea failure is and explain in detail?
Adrenaline causes vasoconstriction of coronary vessels and hence not used in hea failure. Digoxin cause an increase in accumulation of intracellular Calcium accumulation and is useful in hea failure. Thiazide decreases preload. enalapril or ACE inhibitors are useful to prevent remodeling of hea in hea failure (REF. Essentials of medical pharmacology KD TRIPATHI 6 Edition)