What is Nadolol?Nadolol is used to treat chest pain, usually caused by lack of oxygen to the heart due to clogged arteries. It is also used to reduce high blood pressure either alone or with other blood pressure medications, especially thiazide-type diuretics.
What is the most important information I should know about Nadolol?You should not stop taking nadolol suddenly. This can cause increased chest pain and even a heart attack. If necessary, your doctor should gradually reduce your dose.
This medication along with other similar medications may cause a potential hazard to the heart, which may lead to heart failure. Make sure to discuss your complete medical history with your doctor, including if you have had a history of heart failure.
Before any surgery, notify your doctor that you are taking nadolol. Nadolol may need to be stopped temporarily because it may interact with anesthetics.
Nadolol may mask the symptoms of low blood sugar such as a rapid heartbeat. Nadolol may affect blood sugar levels. Your doctor may need to change the dose of your diabetes medicine.
Nadolol may mask signs of hyperthyroidism (overactive thyroid gland) such as a rapid heartbeat.
Who should not take Nadolol?Do not use nadolol if you have breathing problems such as bronchial asthma, severe heart failure, heart block (a heart irregularity), inadequate blood supply to the circulatory system (cardiogenic shock), a severely slow heartbeat, or if you are allergic to nadolol or any of its ingredients.
What should I tell my doctor before I take the first dose of Nadolol?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with nadolol. Also, talk to your doctor about your complete medical history, especially if you have breathing problems such as bronchial asthma, bronchitis, or emphysema; coronary artery disease; diabetes; heart problems such as heart failure; kidney or liver disease; or a thyroid disorder.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: The usual initial dose is 40 milligrams (mg) once daily. Your dose may be increased by 40-80 mg increments at 3-7 day intervals. The usual long-term dose is 40 or 80 mg once daily. Doses up to 160 or 240 mg once daily may be needed in certain patients.
High Blood Pressure
Adults: The usual initial dose is 40 mg once daily. Your dose may be gradually increased by 40-80 mg increments. The usual long-term dose is 40 or 80 mg once daily. Doses up to 240 or 320 mg once daily may be needed in certain patients.
If you have kidney disease, your doctor may prescribe lower doses.
How should I take Nadolol?Nadolol can be taken with or without food.
What should I avoid while taking Nadolol?Do not stop taking nadolol abruptly. This can cause increased chest pain and even a heart attack. Speak to your doctor before you stop taking nadolol.
What are possible food and drug interactions associated with Nadolol?If nadolol is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining nadolol with any of the following: blood pressure medications such as reserpine, diabetes medications including insulin and glyburide, digitalis glycosides such as digoxin, and epinephrine.
What are the possible side effects of Nadolol?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: Change in behavior, dizziness or lightheadedness, drowsiness, slow heartbeat, tingling sensation, fatigue
Can I receive Nadolol if I am pregnant or breastfeeding?The effects of nadolol during pregnancy are unknown. Nadolol appears in breast milk and may affect a nursing infant. Either breastfeeding or nadolol should be discontinued taking into account the importance of nadolol to the mother. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.
What should I do if I miss a dose of Nadolol?If you miss a dose of nadolol, take the missed dose as soon as you remember it. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at the same time.
How should I store Nadolol?Store at room temperature, away from light and excessive heat. Keep the bottle tightly closed.
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