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Prescription vs.OTC: Prescription by Doctor required
Last Updated: December 02, 2019

Atenolol is known to be a beta blocker, that is, the drug slows down the effect of some chemical that occur naturally in the body. The drug lowers blood pressure as well as heart rate causing less strain on the muscle. It is generally prescribed to those patients suffering from hypertension (high blood pressure) and angina (chest pain).

The medicine should be taken as per the dosage on the prescription. Over dosage of the drug can lead to complications. Depending on the affects the drug has on a patient, the doctor may make variations to the dosage. Doctors generally advise that this drug should not be discontinued suddenly as it can further worsen the side effects of the drug.

Information given here is based on the salt content of the medicine. Uses and effects of the medicine may vary from person to person. It is advisable to consult a Cardiologist before using this medicine.

This drug is used to treat the following:

The side effects of this drug are mentioned below:

  • How long is the duration of effect?

    This medicine is excreted in urine and feces. The effect lasts for a duration of 12 to 24 hours.
  • What is the onset of action?

    The peak effect of this medicine can be observed in 2 to 4 hours.
  • Are there any pregnancy warnings?

    Women who are pregnant must consult doctor before using this drug.
  • Is it habit forming?

    No habit forming tendencies were reported.
  • Are there any breast-feeding warnings?

    This medicine is not recommended for breastfeeding women. Use only if clearly needed under the doctor's supervision. Monitoring of blood pressure and blood glucose levels is necessary.
  • Are there any missed dose instructions?

    If you miss a dose of this drug, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose. Do not double your dose to make up for the missed dose.
  • Are there any overdose instructions?

    Seek emergency medical treatment or contact the doctor in case of an overdose.
  • India

  • United States

  • Japan

Below is the list of medicines, which contains Atenolol as ingredient

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This drug blocks beta receptors sites in the heart, blood vessels, and lungs. It results in inhibition of epinephrine resulting in relaxed blood vessels, thus the pressure is lowered and blood flow to the heart is improved.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Alcohol


    Consumption of alcohol should be avoided while taking this medicine, especially when you start taking the medicine or a change its dosage. Symptoms like headache, dizziness, change in pulse or heart rate should be reported to the doctor.
  • Interaction with Lab Test


    Information not available.
  • Interaction with Food


    Information not available.

Ques: What is Atenolol?

Ans: It has Atenolol as an active ingredient present in it. This medicine performs its action by promoting blood flow in the body. Atenolol is also used to avoid muscle to contract and coronary atherosclerosis.

Ques: What are the uses of Atenolol?

Ans: It is used for the treatment and prevention from conditions and symptoms of diseases like coronary atherosclerosis and muscle contraction.

Ques: What are the Side Effects of Atenolol?

Ans: Side effects of this medication include tiredness, drowsiness, dizziness, depression, etc.

Ques: What are the instructions for storage and disposal Atenolol?

Ans: Atenolol should be stored at room temperature, away from heat and direct light. Keep it away from the reach of children and pets.
Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Table of Content
About Atenolol
What are the uses of Atenolol
What are the contraindications of Atenolol ?
What are the side effects of Atenolol ?
Key highlights of Atenolol
What are the dosage instructions?
Where is the Atenolol approved?
Medicines containing Atenolol
How does this medication work?
What are the interactions of Atenolol ?
FAQs about Atenolol