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Coreg

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Coreg

COREG®
(carvedilol) Tablets

Coreg

DRUG DESCRIPTION

Carvedilol is a nonselective β-adrenergic blocking agent with α1-blocking activity. It is (±)-1-(Carbazol-4-yloxy)-3-[[2-(o-methoxyphenoxy)ethyl]amino]-2-propanol. Carvedilol is a racemic mixture with the following structure:

COREG® (carvedilol)  Structural Formula Illustration

COREG (carvedilol) is a white, oval, film-coated tablet containing 3.125 mg, 6.25 mg, 12.5 mg, or 25 mg of carvedilol. The 6.25 mg, 12.5 mg, and 25 mg tablets are TILTAB® tablets. Inactive ingredients consist of colloidal silicon dioxide, crospovidone, hypromellose, lactose, magnesium stearate, polyethylene glycol, polysorbate 80, povidone, sucrose, and titanium dioxide.

Carvedilol is a white to off-white powder with a molecular weight of 406.5 and a molecular formula of C24H26N2O4. It is freely soluble in dimethylsulfoxide; soluble in methylene chloride and methanol; sparingly soluble in 95% ethanol and isopropanol; slightly soluble in ethyl ether; and practically insoluble in water, gastric fluid (simulated, TS, pH 1.1), and intestinal fluid (simulated, TS without pancreatin, pH 7.5).

What are the possible side effects of carvedilol (Coreg, Coreg CR)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a serious side effect such as:

  • feeling like you might pass out;
  • slow or uneven heartbeats;
  • chest pain, dry cough, wheezing, chest tightness, trouble breathing;
  • feeling short of breath, even with mild exertion;
  • swelling, rapid weight gain;
  • numbness or cold feeling in your hands and feet;
  • loss of bladder...

Read All Potential Side Effects and See Pictures of Coreg »

What are the precautions when taking carvedilol (Coreg)?

Before taking carvedilol, tell your doctor or pharmacist if you are allergic to it; or if you have had a serious reaction to other beta blockers (e.g., propranolol); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: asthma, certain types of heart rhythm problems (sinus bradycardia, sick sinus syndrome, second- or third-degree atrioventricular block), severe heart failure.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver disease, serious...

Read All Potential Precautions of Coreg »

Last reviewed on RxList: 2/25/2011
This monograph has been modified to include the generic and brand name in many instances.

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Coreg - User Reviews

Coreg User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Coreg sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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