Prescription requiredAntihypertensive, Antianginal

Aten 100 — Uses, Dosage & Benefits

Aten 100 is used for Treatment of hypertension (high blood pressure); prevention/management of angina (chest pain) due to coronary artery disease; rate control in certain tachyarrhythmias (as prescribed)..

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026

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Active Ingredient / Composition

Atenolol (100mg)

What is Aten 100 used for?

Treatment of hypertension (high blood pressure); prevention/management of angina (chest pain) due to coronary artery disease; rate control in certain tachyarrhythmias (as prescribed).

How Aten 100 Works

Atenolol is a cardioselective beta-1 blocker. It reduces heart rate and the force of contraction, lowering cardiac output and blood pressure, and decreases the heart’s oxygen demand to relieve angina.

Dosage & Directions

Tablet for oral use. Take exactly as prescribed, usually once daily, with or without food, at the same time each day. Do not stop abruptly; dose should be tapered under medical advice.

Always follow your doctor's prescription. Do not self-medicate.

Key Benefits

Lowers high blood pressure
Reduces risk of angina attacks
Helps control fast heart rate
Decreases cardiac workload and oxygen demand

Pregnancy

Use with caution / Consult doctor (may affect fetal growth; use only if clearly needed).

Alcohol Interaction

Use with caution (may increase dizziness and blood pressure lowering).

Aten 100 — Quick Facts

Composition: Atenolol (100mg)
Therapeutic class: Antihypertensive, Antianginal
Drug class: Beta-blocker (beta-1 selective)
Prescription: Required (Rx)
Price: ₹76
Habit forming: No
Storage: Store below 25°C in a cool, dry place. Protect from moisture and direct light. Keep out of reach of children.

Aten 100 — Usage FAQs

How should I take this medicine?

Follow the dosage prescribed by your doctor. Do not alter the dose without medical advice.

Can I take this medicine without a prescription?

Prescription-required medicines need a valid Rx. OTC medicines can be purchased directly.

What if I miss a dose?

Take the missed dose as soon as you remember, unless it is close to your next scheduled dose. Do not double the dose.

How long does it take to show effect?

The time to show effect varies by medicine and condition. Consult your doctor for specific timelines.

Aten 100 — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Aten 100 used for?

How Aten 100 Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Aten 100 — Quick Facts

Aten 100 — Usage FAQs

More from PingMeDoc™

Safety disclaimer

Aten 100 — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Aten 100 used for?

How Aten 100 Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Aten 100 — Quick Facts

Aten 100 — Usage FAQs

More from PingMeDoc™

Safety disclaimer