Some calcium channel blockers are Procardia (nifedipine), Isoptin
(verapamil) and Cardiazem (diltiazem).
Common calcium channel blockers include: verapamil (Calan, Isoptin
), nifedipine (Procardia, Adalat) and diltiazem (Cardizem).
TABLE Pregnancy risk category of some prophylactic drugs for migraine MEDICATION PREGNANCY RISK CATEGORY Labetalol (Normodyne, Trandate) C/D * Propanolol (Inderal, Inderide) C/D * Verapamil (Calan, Isoptin
, Verelan) C Nifedipine (Procardia) C Amitriptyline (Limbitrol) C Nortriptyline (Aventyl, Pamelor) D Fluoxetine (Prozac) C Gabapentin (Neurontin) C Divalproex sodium (Depakote) D Topiramate (Topamax) C A = Controlled human studies show no risk, B = No evidence of risk in humans, but no controlled studies, C = Risk to humans has not been ruled out, D = Positive evidence of risk to humans from human or animal studies, X = Contraindicated in pregnancy.
Verapamil (Calan, Isoptin
) and selective serotonin-reuptake inhibitors (SSRIs) also were widely used, but the reviewers concluded that there was poor evidence of benefit.
It has entered into an agreement to market verapamil hydrochloride extended-release tablets, a generic version of Isoptin
Verapamil (Calan, Isoptin
) and selective serotonin-reuptake inhibitors (SSRIs) were also widely used, but the reviewers concluded that there was poor evidence of benefit.
Ease chest nifedipine (Adalat, Procardia) pain and congestive heart verapamil (Calan, Isoptin
, Verelan) failure.
Nerve Blockers Generic Name Trade Name rauwolfia derivatives Reserpine guanethidine Ismelin guanadrel Hylorel alpha methyldopa Aldomlet clonidine Catapres guanabenz Wytensin prazosin Minipress terazosin Hytrin Beta Blockers propranolol Inderal metoprolol Lopressor nadolol Corgard atenolol Tenormin timolol Blocadren pindolol Visken acebutolol Sectral labetolol Normodyne or Trandate Blood Vessel Dilators hydralazine, Apresoline minoxidil Loniten(**) Hormone inhibitors captopril Capoten enalapril Vasotec lisinopril Prinivel or Zestril Calcium Channel Blockers nifedipine Procardia verapamil Isoptin
or Calan diltiazem Cardizem nicardipine Cardene (*) Many combinations of these drugs are available--usually with a diuretic.
* Calcium-channel blockers: nifedipine (Procardia), verapamil (Calan, Isoptin
The non-dihydropyridines (verapamil/Calan, Isoptin
, diltiazem/Cardizem) have a greater effect on slowing the heart, and for this reason need to be taken with caution if you're also taking a beta blocker, or have severe heart failure or certain arrhythmias.
Drugs that can cause this interaction include some AIDS, medications, the antibiotics erythromycin (ERY-C), clarithromycin (Biaxin), the calcium-channel blocker diltiazem (Cardizem, Dilacor), and the heart medication verapamil (Calan, Isoptin