Generic Name: nadolol (na DOE lol)
Brand Names: Corgard
What is Corgard (nadolol)?
Nadolol is in a group of drugs called beta-blockers. Beta-blockers affect the heart and circulation (blood flow through arteries and veins).
Nadolol is used to treat angina (chest pain) or hypertension (high blood pressure).
Nadolol may also be used for other purposes not listed in this medication guide.
What is the most important information I should know about Corgard (nadolol)?
Do not stop taking nadolol without first talking to your doctor. Stopping suddenly may make your condition worse. If you need surgery, tell the surgeon ahead of time that you are using nadolol. You may need to stop using the medicine for a short time. Nadolol may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Keep using this medicine as directed, even if you feel well. High blood pressure often has no symptoms. You may need to use blood pressure medication for the rest of your life.
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Nadolol is only part of a complete program of treatment for hypertension that may also include diet, exercise, and weight control. Follow your diet, medication, and exercise routines very closely if you are being treated for hypertension.
What should I discuss with my healthcare provider before taking Corgard (nadolol)?
You should not take nadolol if you are allergic to it, or if you have:
asthma or chronic obstructive pulmonary disease (COPD;
certain serious heart conditions such as"AV block" or slow heart rhythm; or
conditions that cause very low blood pressure.
If you have any of these other conditions, you may need a nadolol dose adjustment or special tests:
bronchitis, emphysema, sleep apnea, or other breathing problem;
congestive heart failure;
liver or kidney disease;
diabetes;
a thyroid disorder; or
pheochromocytoma (tumor of the adrenal gland).
FDA pregnancy category C. It is not known whether nadolol will harm an unborn baby. Nadolol may cause heart or lung problems in a newborn if the mother takes the medication during pregnancy. Tell your doctor if you are pregnant or plan to become pregnant while using this medication. Nadolol can pass into breast milk and may harm a nursing baby. You should not breast-feed while taking nadolol.
How should I take Corgard (nadolol)?
Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.
Your doctor may occasionally change your dose to make sure you get the best results.
Your blood pressure will need to be checked often, and you may need other blood tests at your doctor's office. Visit your doctor regularly.
Do not skip doses or stop taking nadolol without first talking to your doctor. Stopping suddenly may make your condition worse. If you need surgery, tell the surgeon ahead of time that you are using nadolol. You may need to stop using the medicine for a short time.
Taking nadolol can make it harder for you to tell when your blood sugar is low. If you have diabetes, check your blood sugar regularly.
This medication can cause false results with certain lab tests of the urine. Tell any doctor who treats you that you are using nadolol.
Keep using this medicine as directed, even if you feel well. High blood pressure often has no symptoms. You may need to use blood pressure medication for the rest of your life.
Nadolol is only part of a complete program of treatment for hypertension that may also include diet, exercise, and weight control. Follow your diet, medication, and exercise routines very closely if you are being treated for hypertension.
Store at room temperature away from moisture, heat, and light.
See also: Corgard dosage (in more detail)
What happens if I miss a dose?
Take the missed dose as soon as you remember. Skip the missed dose if your next dose is less than 8 hours away. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose symptoms may include slow heart rate, extreme dizziness, or fainting.
What should I avoid while taking Corgard (nadolol)?
Nadolol may impair your thinking or reactions. 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 nadolol.
Corgard (nadolol) side effects
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:
slow or uneven heartbeats;
numbness or cold feeling;
feeling like you might pass out;
feeling short of breath, even with mild exertion;
swelling or rapid weight gain;
bronchospasm (wheezing, chest tightness, trouble breathing);
hallucinations, behavior changes; or
nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).
Less serious side effects may include:
dizziness, spinning sensation;
tired feeling;
mild nausea, diarrhea, constipation, upset stomach, bloating, gas; or
tingly feeling.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What other drugs will affect Corgard (nadolol)?
Tell your doctor about all other medicines you use, especially:
digoxin (digitalis, Lanoxin);
a diuretic (water pill);
insulin or oral diabetes medication; or
reserpine.
This list is not complete and other drugs may interact with nadolol. 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.
More Corgard resources
- Corgard Side Effects (in more detail)
- Corgard Dosage
- Corgard Use in Pregnancy & Breastfeeding
- Drug Images
- Corgard Drug Interactions
- Corgard Support Group
- 2 Reviews for Corgard - Add your own review/rating
- Corgard Prescribing Information (FDA)
- Corgard MedFacts Consumer Leaflet (Wolters Kluwer)
- Corgard Monograph (AHFS DI)
- Corgard Advanced Consumer (Micromedex) - Includes Dosage Information
- Nadolol Prescribing Information (FDA)
- Nadolol Professional Patient Advice (Wolters Kluwer)
Compare Corgard with other medications
- Angina
- Anxiety
- Benign Essential Tremor
- Esophageal Variceal Hemorrhage Prophylaxis
- Glaucoma
- High Blood Pressure
- Lithium Tremor
- Migraine Prevention
- Mitral Valve Prolapse
- Parkinsonian Tremor
- Supraventricular Tachycardia
Where can I get more information?
- Your pharmacist can provide more information about nadolol.
See also: Corgard side effects (in more detail)
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