You should not use this medicine if you have had an allergic reaction to nadolol, bendroflumethiazide, or sulfa drugs. You should not use this medicine if you have asthma, problems with urination, or certain types of heart disease.
Your doctor will tell you how much of this medicine to use and how often. Your dose may need to be changed several times in order to find out what works best for you. Do not use more medicine or use it more often than your doctor tells you to.
You may take this medicine with or without food.
If a dose is missed:
This medicine needs to be given on a fixed schedule. If you miss a dose or forget to use your medicine, call your doctor or pharmacist for instructions.