Cardizem vs. Verelan

Are Cardizem and Verelan the Same Thing?

Cardizem (diltiazem hydrochloride) and Verelan (verapamil hydrochloride) are calcium channel blockers used for different purposes.

Cardizem is used to prevent chest pain (angina). Cardizem may help to increase your ability to exercise and decrease how often you may get angina attacks.

Verelan is used to manage hypertension (high blood pressure).

What Are Possible Side Effects of Cardizem?

Common side effects of Cardizem include:

Tell your doctor if you have unlikely but serious side effects of Cardizem including:

What Are Possible Side Effects of Verelan?

Common side effects of Verelan include:

  • constipation
  • nausea
  • skin rash
  • itching
  • dizziness
  • headache
  • tiredness, or
  • flushing (warmth, itching, redness, or tingly feeling under your skin).

Severe side effects of Verelan include heart failure, hypotension, and cardiac problems.

What Is Cardizem?

Cardizem (diltiazem hydrochloride) is a calcium channel blocker used to prevent chest pain (angina). Cardizem may help to increase your ability to exercise and decrease how often you may get angina attacks.

What Is Verelan?

Verelan (verapamil hydrochloride) is is a calcium ion influx inhibitor (slow channel blocker or calcium ion antagonist) indicated for the management of hypertension (high blood pressure).

SLIDESHOW

Heart Disease: Symptoms, Signs, and Causes See Slideshow

What Drugs Interact With Cardizem?

Cardizem may interact with amiodarone, digoxin, atazanavir, cimetidine, quinidine, St. John's wort, azole antifungals, macrolide antibiotics, rifamycins, buspirone, cyclosporine, sirolimus, statins, anti-seizure drugs, benzodiazepines, caffeine, pseudoephedrine, phenylephrine, or other drugs that can raise heart rate. Tell your doctor all medications and supplements you use.

What Drugs Interact With Verelan?

Verelan may interact with buspirone, cimetidine, clonidine, other blood pressure medications, cyclosporine, digoxin, lithium, lovastatin or simvastatin, theophylline, antibiotics, antifungals, beta-blockers, cancer medicines, cholesterol-lowering drugs, heart rhythm medications, HIV/AIDS medicines, sedatives, or seizure medications. Tell your doctor all medications and supplements you use.

How Should Cardizem Be Taken?

Dosage of Cardizem is individually adjusted. Starting with 30 mg four times daily, before meals and at bedtime, dosage is increased gradually (given in divided doses three or four times daily) at 1- to 2-day intervals until optimum response is obtained. The average optimum dosage range is 180 to 360 mg/day.

How Should Verelan Be Taken?

Verelan capsules are available in 120, 180, 240 and 360 mg strengths. Verelan sustained-release capsules are for once-a-day administration. If adequate response is not obtained with 120 mg of Verelan, the dose may be titrated upward in the following manner: (a) 180 mg in the morning; (b) 240 mg in the morning; (c) 360 mg in the morning; (d) 480 mg in the morning.

IMAGES

See Images
Disclaimer

All drug information provided on RxList.com is sourced directly from drug monographs published by the U.S. Food and Drug Administration (FDA).

Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

As drug information can and will change at any time, RxList.com makes every effort to update its drug information. Due to the time-sensitive nature of drug information, RxList.com makes no guarantees that the information provided is the most current.

Any missing drug warnings or information does not in any way guarantee the safety, effectiveness, or the lack of adverse effects of any drug. The drug information provided is intended for reference only and should not be used as a substitute for medical advice.

If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.

You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.

References

DailyMed. Cardizem Product Information.
https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=all&query=Cardizem&audience=professional
FDA. Verelan Product Information.
https://www.accessdata.fda.gov/drugsatfda_docs/label/2014/019614s050lbl.pdf

Health Solutions From Our Sponsors