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Drugs Affecting the Renin-Angiotensin System
Case Synopsis A 95-kg, 70-year-old man is scheduled to have a left internal carotid endarterectomy. He takes amlodipine (5 mg/day) and irbesartan (150 mg/day), an angiotensin II receptor antagonist, for hypertension. He took his usual doses of both medications on…