Atenolol Tablets

Utilized to manage angina pectoris to mitigate cardiac load.

Strengths: 25 · 50 · 100mg

Medicine details

Alternative names

Tenormin

Therapeutic class

Beta Blocker

Pharmacological class

Beta-1 Receptor Antagonist

Known off-label uses

anxiety

Minor side effects

cold extremities; fatigue; bradycardia

Moderate side effects

sleep disturbances; dizziness; nausea

Dosage forms

Tablet

Administration route

Oral use

Patient summary

Utilized to manage angina pectoris to mitigate cardiac load.

Prescription status

POM

Manufacturer

AstraZeneca

Onset Time

1–2 hours

Duration

24 hours

Storage instructions

Store at room temperature in a dry, dark place.

Drug interactions

verapamil; diltiazem; insulin

Age restrictions

Limited use in children.

Contraindications

hypersensitivity to atenolol; bradycardia; severe asthma; second or third-degree heart block

Precautions and warnings

do not stop medication abruptly; caution in patients with diabetes; use with care in peripheral vascular disease

Serious side effects

bronchospasm — requires immediate medical attention; heart block — requires immediate medical attention

Mechanism of action

Atenolol is a cardioselective beta-1 receptor antagonist. It blocks sympathetic stimulation of the heart, reducing heart rate, cardiac output, and blood pressure, which decreases the oxygen workload on the heart.

Pregnancy and breastfeeding

Pregnancy: Use only if strictly necessary. Breastfeeding: Monitor the infant if breastfeeding.

Atenolol Tablets

Utilized to manage angina pectoris to mitigate cardiac load.

Editorial Notes

  • Active ingredient(s): Atenolol
  • Listed indication(s): Hypertension, Angina Pectoris

Usually available as

  • 350 tablets - 25 mg1229-25-mg-14646
  • 350 tablets - 50 mg1229-50-mg-14653
  • 350 tablets - 100 mg1229-100-mg-14659