Calcium Channel Blockers
En Español (Spanish Version)
Calcium and Vitamin D
—Possible Decreased Action of Drug
|
Ginkgo Biloba
—Possible Decreased Action of Drug
|
Naringen
(a Citrus Bioflavonoid)—May Necessitate Reduction of Drug Dosage
Calcium channel–blockers are used to treat
hypertension
,
angina
,
heart arrhythmias
, and other heart-related conditions.
Examples of drugs in this family include:
- Amlodipine (Norvasc)
- Bepridil hydrochloride (Vascor)
- Diltiazem (Cardizem, Cardizem CD, Cardizem SR, Dilacor XR, Tiamate, Tiazac)
- Felodipine (Plendil)
- Isradipine (DynaCirc, DynaCirc CR)
- Nicardipine hydrochloride (Cardene, Cardene SR)
- Nifedipine (Procardia, Procardia XL, Adalat, Adalat CC)
- Nimodipine (Nimotop)
- Nisoldipine (Sular)
- Verapamil (Calan, Calan SR, Covera-HS, Isoptin, Isoptin SR, Verelan)
Possible Decreased Action of Drug
Taking calcium and vitamin D supplements might interfere with some of the effects of calcium channel-blockers.
1-7
Ginkgo Biloba
Possible Decreased Action of Drug
According to a study in rats, ginkgo extract may cause the body to metabolize some calcium channel blockers more rapidly, thereby decreasing their effects.
8
May Necessitate Reduction in Drug Dosage
Some evidence suggests that the bioflavonoid naringen may interact with medications in the calcium channel blocker family, increasing blood levels of the drug.
9
This may necessitate a reduction in drug dosage.