Nadolol is a beta-blocker medication. Its effect is based on the ability to relax blood vessels and slow the heart rate to improve blood flow and lower blood pressure.


What is Nadolol?


Nadolol is administered alone or in combination with other medications to treat high blood pressure. It can also be used to prevent angina or migraine attacks, in case of irregularities of the heartbeat as well as to counter the tremors associated with Parkinson's disease.


How should Nadolol be taken?


Nadolol is available in the form of tablets for oral intake. During treatment your doctor may adjust the dose that was initially prescribed, usually to lower it. Typically, it is recommended to take one or two doses per day, either with or without a meal.


Side effects associated with Nadolol


The possible adverse effects of nadolol may include:


  • Excessive tiredness
  • Dizziness or lightheadedness


It is important to contact a doctor if you experience any of the following:


  • Shortness of breath
  • Swelling in the hands, feet, ankles or calves
  • Fainting
  • An unexpected increase in weight


Contraindications and warnings associated with the use of Nadolol


A sudden stop in the intake of nadolol can trigger chest pain or heart attacks. Even so it is important to carefully follow your doctor's instructions about how to take this medicine.


Moreover, it is also important to inform your doctor if:


  • You are allergic to nadolol or other drugs
  • You are taking other medications, herbal remedies or supplements, especially insulin, oral antidiabetics or reserpine
  • You suffer (or have suffered) from asthma or other lung disease, bradycardia, severe allergies, hyperthyroidism, diabetes or heart or kidney disease
  • You are pregnant or you are breast-feeding

When taking nadolol you must also remember to tell your doctor or dentist in case of surgical or dental procedures.