Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.It is not known whether carvedilol passes into breast milk or if it could harm a nursing baby. Usual Adult Dose for Congestive Heart Failure. You may need to use blood pressure medication for the rest of your life.You should not take carvedilol if you are allergic to it, or if you have:a serious heart condition such as heart block, "sick sinus syndrome," or slow heart rate (unless you have a pacemaker).To make sure carvedilol is safe for you, tell your doctor if you have:diabetes (taking carvedilol can make it harder for you to tell when you have low blood sugar);circulation problems (such as Raynaud's syndrome); orFDA pregnancy category C. It is not known whether carvedilol will harm an unborn baby. Swallow right away without chewing. You may need to stop using the medicine for a short time.You should not stop using carvedilol suddenly. Stopping suddenly may make your condition worse.Carvedilol can affect your pupils during cataract surgery. High blood pressure often has no symptoms. Select one or more newsletters to continue. Older adults may be more likely to become dizzy or feel faint when switching from tablets to extended-release capsules. Commonly reported side effects of carvedilol include: hyperglycemia. Applies to carvedilol: oral capsule extended release, oral tablet Other side effects include: angina pectoris, hypotension, nausea, orthostatic hypotension, rales, visual disturbance, and vomiting. We comply with the HONcode standard for trustworthy health information - Includes carvedilol side effects, interactions and indications. Data sources include IBM Watson Micromedex (updated 2 Sep 2020), Cerner Multum™ (updated 1 Sep 2020), … You may report side effects to FDA at 1-800-FDA-1088.Other drugs may interact with carvedilol, including prescription and over-the-counter medicines, vitamins, and herbal products. Do not save the mixture for later use. Carvedilol (Coreg) is used to treat heart failure and hypertension (high blood pressure). Be careful if you drive or do anything that requires you to be alert.Drinking alcohol can further lower your blood pressure and may increase certain side effects of carvedilol. Select one or more newsletters to continue. Do not take this medicine in larger or smaller amounts or for longer than recommended.You may open the carvedilol capsule and sprinkle the medicine into a spoonful of pudding or applesauce to make swallowing easier. High blood pressure often has no symptoms. It is also used after a heart attack that has caused your heart not to pump as well.Carvedilol may also be used for purposes not listed in this medication guide.You should not take carvedilol if you have asthma, bronchitis, emphysema, severe liver disease, or a serious heart condition such as heart block, "sick sinus syndrome," or slow heart rate (unless you have a pacemaker).Avoid drinking alcohol within 2 hours before or after taking extended-release carvedilol (Coreg CR). Skip the missed dose if it is almost time for your next scheduled dose. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. See below for a comprehensive list of adverse effects. Version: 15.01.The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. For the Consumer. Follow your diet, medication, and exercise routines very closely if you are being treated for hypertension.Store at room temperature away from moisture and heat.Take the missed dose as soon as you remember. We comply with the HONcode standard for trustworthy health information - Do not skip doses or stop taking carvedilol without first talking to your doctor. Get up slowly and steady yourself to prevent a fall.Get emergency medical help if you have any of these Call your doctor at once if you have a serious side effect such as:swelling, rapid weight gain, feeling short of breath (even with mild exertion);chest pain, dry cough, wheezing, chest tightness, trouble breathing; orhigh blood sugar (increased thirst, increased urination, hunger, dry mouth, fruity breath odor, drowsiness, dry skin, blurred vision, weight loss).This is not a complete list of side effects and others may occur. Do not stop using carvedilol before surgery unless your surgeon tells you to.Carvedilol is only part of a complete program of treatment for hypertension that may also include diet, exercise, and weight control.