Natural Health Research

Naturopathic Medicine
Health Quizzes
Diltiazem, Cardizem, Dilacor, Tiamate, Tiazac


Diltiazem is a benzothiapine calcium-channel blocker sued in the treatment of hypertension, angina pectoris, and some types of arrhythmia.


calcium-channel blocker


hypertension, angina pectoris, and some types of arrhythmia.

Side Effects

AV block, confusion, constipation, depression, diarrhea, dizziness, drowsiness, edema, elevated hepatic enzymes, exfoliative dermatitis, fatigue, flushing, headache, heart failure, hypotension, insomnia, nausea/vomiting, sinus bradycardia, Stevens-Johnson syndrome,

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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