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Atenolol
Atenolol

0.33
Slows the heart rate and lessens the workload on the heart and circulatory system.
Ingredient
Atenolol
Category
Heart & Blood Pressure
Availability
In Stock
Delivery Time
Airmail (14-21 days) | Trackable (5-9 days)
Shipped in a discreet, unmarked envelope with all required documents enclosed.

Product Sheet

Active Ingredient(s)
Atenolol
Reference Brand
Tenormin
Product Origin
Generic Product
Reference Manufacturer
Alphapharm
Product Form
Tablet, Injectable Solution
Regulatory Classification
Rx
Primary Category
Heart & Blood Pressure
Product Category
Beta Blocker
Pharmacological Class
Beta-1 Selective Adrenergic Blocker
Manufacturer Description
Formulated for hypertension and angina to manage heart rate and support blood pressure reduction.
Mechanism of Action
Atenolol selectively antagonizes beta-1 adrenergic receptors in the heart. This reduces cardiac output, inhibits renin release, and decreases myocardial oxygen demand, effectively lowering blood pressure.
Route of Administration
Oral
Onset Time
1–2 hours
Duration
12–24 hours
Contraindications
Sinus bradycardia, Second or third degree heart block, Cardiogenic shock, Overt heart failure
Severe Adverse Events
Bronchospasm, Complete heart block, Heart failure exacerbation — requires immediate medical attention
Common Side Effects
Fatigue, Dizziness, Nausea
Uncommon Side Effects
Bradycardia, Cold extremities, Depression
Drug Interactions
Alcohol, Digoxin, Calcium Channel Blockers, Insulin, Clonidine
Pregnancy Safety Warnings
FDA Category D: High risk of fetal growth restriction. Breastfeeding: Excreted in milk; monitor infant.
Age Restrictions
Safety and efficacy in pediatric patients have not been established.
Storage Guidelines
Store at room temperature away from moisture.
Related Products
Tenormin, Noten, Aten
Information related to Atenolol is compiled and periodically reviewed with reference to established medical sources and prescribing guidance. Content is provided for general reference and should be confirmed with a registered healthcare professional before use.
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