Skip to content

Tenormin

Atenolol

Formulated to alleviate cardiovascular burden to support healthy blood pressure and target coronary rate control.

Active ingredient
Atenolol
Route
Oral use
Form
Tablet
Strengths
25mg · 50mg · 100mg

You will receive a quality generic equivalent of Tenormin, depending on stock.

Prescription and consultation requirements for Tenormin vary by destination and are determined by the fulfilment partner.

Tenormin details

Alternative names
atenolol
Therapeutic class
Beta-1 Selective Adrenergic Receptor Antagonist
Pharmacological class
Beta-Blocker
Known off-label uses
migraine prophylaxis
Contraindications
sinus bradycardia; cardiogenic shock; uncompensated heart failure
Minor side effects
fatigue; dizziness; cold extremities
Moderate side effects
bradycardia; postural hypotension; diarrhoea
Dosage forms
Tablet
Administration route
Oral use
Supply category
Prescription-only medicine (POM)
Originator
AstraZeneca
Onset Time
1–2 hours
Duration
12–24 hours
Storage instructions
Store below 25°C.
Drug interactions
Digoxin; Calcium Channel Blockers; Insulin
Age restrictions
Approved for adults.
Serious side effects

severe heart block, requires immediate medical attention; bronchospasm, requires immediate medical attention

Patient summary

formulated to alleviate cardiovascular burden to support healthy blood pressure and target coronary rate control.

Mechanism of action

Selectively blocks beta-1 receptors in the myocardium, lowering heart rate, cardiac output, and arterial pressure.

Pregnancy and breastfeeding

TGA Category D: Risk of fetal bradycardia and growth restriction. Avoid. Breastfeeding: Monitor infant.

What you will receive

Tenormin is the originator brand name, made by AstraZeneca. We use it to identify the medicine and are not affiliated with AstraZeneca.

  • The fulfilment partner confirms whether the exact brand or an equivalent containing Atenolol is offered.
  • The offered brand, manufacturer and dispatch location depend on the product, destination and partner warehouse.
  • Check the final product details at checkout before confirming an order.

How we compare medicine brands and generics