What happens if I miss a dose (Coreg, Coreg CR)?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Coreg, Coreg CR)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose symptoms may include uneven heartbeats, shortness of breath, bluish-colored fingernails, dizziness, weakness, fainting, and seizure (convulsions).
What should I avoid while taking carvedilol (Coreg, Coreg CR)?
Carvedilol may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Avoid drinking alcohol within 2 hours before or after taking extended-release carvedilol (Coreg CR). Also avoid taking medicines or other products that might contain alcohol. Alcohol may cause the carvedilol in Coreg CR to be released too quickly into the body. Check the labels of any prescription or over-the-counter medicines you take to see if they contain alcohol (also called ethanol).
Avoid getting up too fast from a sitting or lying position, or you may feel dizzy. Get up slowly and steady yourself to prevent a fall.
What other drugs will affect carvedilol (Coreg, Coreg CR)?
Many drugs can interact with carvedilol. Below is just a partial list. Tell your doctor if you are using:
- allergy treatments (or if you are undergoing allergy skin-testing);
- cimetidine (Tagamet);
- cyclosporine (Gengraf, Neoral, Sandimmune);
- fluconazole (Diflucan);
- insulin or oral diabetes medication;
- rifampin (Rifadin, Rifater, Rifamate);
- an antidepressant such as amitriptyline (Elavil, Vanatrip, Limbitrol), bupropion (Wellbutrin, Zyban), clomipramine (Anafranil), desipramine (Norpramin), duloxetine (Cymbalta), fluoxetine (Prozac, Sarafem), imipramine (Tofranil), paroxetine (Paxil), or sertraline (Zoloft);
- heart or blood pressure medicine such as amlodipine (Norvasc, Caduet, Exforge, Lotrel, Tekamlo, Tribenzor, Twynsta), clonidine (Catapres), diltiazem (Cartia, Cardizem), nifedipine (Nifedical, Procardia), reserpine, verapamil (Calan, Covera, Isoptin, Verelan), and others;
- a heart rhythm medication such as amiodarone (Cordarone, Pacerone), digoxin (digitalis, Lanoxin), flecainide (Tambocor), propafenone (Rythmol), or quinidine (Quin-G);
- HIV or AIDS medicine such as delavirdine (Rescriptor) or ritonavir (Norvir, Kaletra);
- an MAO inhibitor such as furazolidone (Furoxone), isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam, Zelapar), or tranylcypromine (Parnate);
- medicine to prevent or treat nausea and vomiting, such as metoclopramide (Reglan) or promethazine (Pentazine, Phenergan, Anergan, Antinaus);
- medicine to treat psychiatric disorders, such as aripiprazole (Abilify), chlorpromazine (Thorazine), fluphenazine (Permitil, Prolixin), haloperidol (Haldol), perphenazine (Trilafon), or thioridazine (Mellaril); or
- a narcotic such as methadone (Methadose, Diskets, Dolophine) or propoxyphene (Daron, Darvocet).
This list is not complete and there are many other drugs that can interact with carvedilol. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor. Keep a list of all your medicines and show it to any healthcare provider who treats you.
Where can I get more information?
Your pharmacist can provide more information about carvedilol.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Copyright 1996-2012 Cerner Multum, Inc. Version: 14.01. Revision date: 8/20/2011.
Your use of the content provided in this service indicates that you have read,understood and agree to the End-User License Agreement,which can be accessed by clicking on this link.
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.
Need help identifying pills and medications?
Use the pill finder tool on RxList.