Natural Health Research

Naturopathic Medicine
Health Quizzes
Amlodipine, Norvasc, Lotrel, Istin


Amlodipine is a long-acting calcium channel blocker used as an anti-hypertensive and in the treatment of angina.


calcium-channel blocker


angina, heart failure, hypertension, Prinzmetal's angina,

Side Effects

abdominal pain, angina, anorexia, blurred vision, constipation, diarrhea, dizziness, drowsiness, dysphagia, edema, fatigue, flatulence, flushing, headache, nausea/vomiting, orthostatic hypotension, palpitations, paresthesias, sinus bradycardia, syncope, tremor, vertigo,

Drug-Vitamin-Herb Interactions

Negative interactions:

Calcium and Vitamin D
Calcium and Vitamin D may counteract the action of calcium-channel blockers.

Grapefruit juice
Grapefruit juice inhibits the breakdown of several drugs, including calcium channel blockers.




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