What is atenolol used for, atenolol brand name drugs, how to take atenolol, atenolol side effects, how does atenolol work, atenolol interactions, atenolol warnings.

Atenolol is a prescription medication that can be used to lower blood pressure. It belongs to a class of drugs known as beta blockers. These medications work to relax blood vessels, slow heart rate, and reduce blood pressure. In the following article we discuss the brand names, dosage, side effects, warnings, and interactions of atenolol. 

What Is Atenolol Used For?

Atenolol can be used in conjunction with other medications to treat high blood pressure (hypertension). If left untreated, high blood pressure can lead to heart attack, stroke, and many other health complications. 

Atenolol Brand Name Drugs

Atenolol is available as the brand name drug Tenormin and as a generic medication. 

How To Take Atenolol

Take atenolol as directed by a healthcare professional. Take this medication by mouth with or without food 1-2 times a day. 

Atenolol Dosage For Acute Heart Attack 

Adult: 50mg ten minutes after the last IV dose followed by another 50mg 12 hours later. 

Atenolol Dosage For Chest Pain

Adult: 50mg once per day. Your doctor may increase dosage as needed. 

Atenolol Dosage For High Blood Pressure 

Adult: 50mg once per day. Your doctor may increase dosage as needed. 

Atenolol Side Effects

The most common side effects of atenolol may include:

  • Dizziness
  • Lightheadedness
  • Tiredness
  • Drowsiness
  • Nausea
  • Diarrhea
  • Sore throat 

Serious Side Effects

Certain side effects of atenolol are more serious and less common. If you are experiencing any of the following serious side effects, contact your doctor or pharmacist immediately. Call 911 if you think your symptoms are life threatening. 

  • Shortness of breath
  • Weight gain
  • Cold sweats
  • Bloody urine
  • Vomiting
  • Swelling of the face
  • Loss of appetite
  • Leg pain
  • Black, tarry stools
  • Intense lower back pain
  • Night blindness
  • Double vision
  • Severe mood swings

Disclaimer: Here at Manifest Pharmacy, our goal is to provide you with the most relevant and current information.  However, because drugs affect each person differently, we cannot guarantee that this information includes all possible side effects. This information is not a substitute for medical advice. Always discuss possible side effects with a healthcare professional who  knows your medical history. 

How Does Atenolol Work? 

As a beta-blocker medication, atenolol works by affecting responses to nerve impulses in multiple areas of the body. This causes the heartbeat to slow, thereby decreasing blood pressure and reducing the risk for heart attack and stroke. 

Atenolol Interactions

Reserpine and certain MAO inhibitors such as phenelzine may increase the effects of atenolol. Talk to your doctor if you are taking an MAO inhibitor and are considering taking atenolol. 

Taking certain heart rhythm medications in conjunction with atenolol can lead to serious heart side effects. Examples of these medications include: 

  • Amiodarone
  • Disopyramide
  • Digitalis 

Calcium chain blockers are common medications used to treat heart problems and high blood pressure. Do not take atenolol in conjunction with any calcium chain blockers including, but not limited to: 

  • Amlodipine
  • Felodipine
  • Nicardipine
  • Verapamil
  • Nisoldipine

Atenolol Warnings

Atenolol may contribute to heart failure in certain patients. Talk to your doctor immediately if you experience any of the following side effects:

  • Dilated neck veins
  • Extreme fatigue
  • Irregular breathing
  • Irregular heartbeat
  • Shortness of breath
  • Severe swelling 

Atenolol Summary 

Atenolol is a prescription medication that can be used to treat high blood pressure and associated conditions, such as heart attack and stroke. It can be purchased as the brand name drug Tenormin and as a generic medication. 

Take atenolol as directed by a healthcare professional. Do not take atenolol in conjunction with MAO inhibitors such as Phenelzine. 

Atenolol

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