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Prescription requiredIpca Laboratories Ltd`CARDIAC

Teno-25 Tablet

Atenolol (25mg)

Currently out of stock

Same composition, in stock now. Check with your doctor or pharmacist before you switch.

  • Ziblok 25 mg₹13View
  • Aten 25 Tablet₹31View
  • Atecard 50 mg₹36View

Teno-25 Tablet is used for treatment of Angina (heart-related chest pain) Treatment of Arrhythmia Treatment of Hypertension (high blood pressure).

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

Licensed pharmacyPharmacist-verified order

Key details

Salt: Atenolol (25mg)
Available variants: tablet 25mg 14`S
Best price: ₹22 (₹1.56 per tablet)
MRP: ₹23
Prescription: Required
Manufacturer: IPCA LABORATORIES LTD`

Ordering notes

Delivery details are shown when the medicine is back in stock.
Returns & refunds: orders can be cancelled before dispatch; after dispatch, returns depend on the item category. Read the full policy

Composition of Teno-25 Tablet

Teno-25 Tablet contains Atenolol (25mg). It belongs to the Beta blocker class of medicines.

Uses of Teno-25 Tablet

Treatment of Angina (heart-related chest pain) Treatment of Arrhythmia Treatment of Hypertension (high blood pressure)

Key benefits

  • In Treatment of Angina (heart-related chest pain) Teno 25mg Tablet relaxes the blood vessels so that blood can flow more easily around your body and makes sure that your heart is getting a good supply of oxygen. This makes it less likely that you will suffer chest pain caused by angina. This medicine can help increase your ability to exercise and go about your daily life more easily by reducing the frequency of angina attacks. You should take it regularly and as long as it is prescribed for it to work effectively. In Treatment of Arrhythmia Teno 25mg Tablet is used to stabilize heart rhythms (particularly atrial fibrillation). It helps in normalizing an abnormal heart rhythm
  • preventing it occurring in the first place or slowing down the heart rate during an episode. In Treatment of Hypertension (high blood pressure) Teno 25mg Tablet works by blocking the effects of some chemicals on your heart and blood vessels. It slows down your heart rate and helps the heartbeat with less force. This lowers your blood pressure and helps in reducing your risk of having a stroke
  • a heart attack
  • other heart problems
  • or kidney problems in the future. This medicine needs to be taken regularly to be effective
  • so keep taking it even if you feel well. Do not stop without talking to your doctor. Show More

How Teno-25 Tablet works

Teno 25mg Tablet is a beta blocker that works specifically on the heart. It works by slowing down the heart rate and making the heart more efficient at pumping blood throughout the body.

How to take Teno-25 Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Teno 25mg Tablet may be taken with or without food.

Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.

Missed dose and overdose

If you miss a dose

If you miss a dose of Teno 25mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

If you take too much

An overdose of this medicine can cause a dangerously slow heartbeat, a severe fall in blood pressure, wheezing and fits. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Teno-25 Tablet

Most side effects of Teno-25 are mild and settle as the body adjusts. Reported side effects include:

  • Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.

Safety advice for Teno-25 Tablet

PregnancyPregnancy UNSAFE
BreastfeedingBreast feeding UNSAFE
AlcoholAlcohol SAFE
DrivingDriving UNSAFE
KidneyKidney CAUTION
LiverLiver SAFE IF PRESCRIBED
Habit formingNo

Warnings and precautions

Never stop this medicine suddenly. Stopping abruptly can cause a sharp rise in blood pressure, worsening chest pain or a heart attack — your doctor will reduce it gradually. Tell your doctor if you have asthma or long-standing lung disease; this group can tighten the airways. If you have diabetes, be aware that this medicine can mask the early warning signs of low blood sugar, apart from sweating. Report a resting pulse that is persistently very slow, or fainting.

Do not take Teno-25 if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Not for people with a very slow heart rate, certain heart block disorders, or uncontrolled heart failure. Generally avoided in severe asthma.

Interactions with other medicines

Combining with verapamil or diltiazem can slow the heart dangerously. Tell your doctor about diabetes medicines and about any asthma inhaler.

How to store Teno-25 Tablet

Store below 30°C in the original pack, away from direct sunlight and moisture. Keep out of the reach of children.

Expert advice for Teno-25 Tablet

It may cause dizziness. If this happens to you, get up slowly when rising from a sitting or lying position. It can hide symptoms of low blood sugar if you are diabetic. Monitor your blood sugar levels regularly. Do not stop taking Teno 25mg Tablet suddenly as it can cause your blood pressure to rise suddenly, thereby increasing the risk of heart attack and stroke.

Manufacturer and class

Manufacturer:
IPCA LABORATORIES LTD`
Therapeutic class:
CARDIAC
Drug class:
Beta blocker
Chemical class:
Phenylacetamides

Substitutes for Teno-25 Tablet

Medicines with the same active ingredient (Atenolol (25mg)). Ask your doctor or pharmacist before switching brands.

MedicinePackPricevs Teno-25 Tablet
Ziblok 25 mgFDC Ltd14`S₹1342% cheaper
Aten 25 TabletZYDUS HEALTHCARE PHARMAtablet · 14 Tablet₹3144% more
Atecard 50 mgALEMBIC PHARMA14`S₹3666% more
Betacard 25 TabletTorrent Pharmaceuticals Ltdtablet · 14 Tablet₹50129% more
Tenolol 25 mg TabletIPCA LABORATORIES LTD`tablet · 14`S₹53144% more
Atecard 25 mgALEMBIC PHARMA14`S₹56157% more
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Teno-25 Tablet FAQs

What is Teno-25 Tablet used for?
Teno-25 Tablet is commonly used for Treatment of Angina (heart-related chest pain) Treatment of Arrhythmia Treatment of Hypertension (high blood pressure). Always follow your doctor's advice, this information is for educational purposes and not a substitute for professional medical guidance.
What is the salt in Teno-25 Tablet?
Teno-25 Tablet contains Atenolol (25mg). If you are allergic to any of these active ingredients or excipients, do not take this medicine and speak to your doctor first.
How should I take Teno-25 Tablet?
Take this medicine in the dose and duration as advised by your doctor. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Teno-25 Tablet work?
Teno 25mg Tablet is a beta blocker that works specifically on the heart.
Is Teno-25 Tablet a prescription medicine?
Yes. Teno-25 Tablet is a prescription-only (Rx) medicine. Upload a valid prescription from a registered medical practitioner during checkout. We cannot dispense it without a valid Rx.
What are the common side effects of Teno-25 Tablet?
The side effects reported most often with Teno-25 are Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them. Most are mild and settle as the body adjusts; tell your doctor if any of them persist or worry you, and stop the medicine and seek help at once for a rash, swelling of the face or lips, or difficulty breathing.
Can Teno-25 Tablet be taken during pregnancy?
Pregnancy UNSAFE Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Teno-25.
Can I drink alcohol while taking Teno-25 Tablet?
Alcohol SAFE
What if I miss a dose of Teno-25 Tablet?
If you miss a dose of Teno 25mg Tablet, take it as soon as possible.
Is Teno-25 Tablet habit forming?
No. Teno-25 Tablet is not known to be habit forming when taken as prescribed.
Is there a cheaper substitute for Teno-25 Tablet?
Ziblok 25 mg has the same active ingredient and strength and is listed from ₹13 on PingMeDoc Pharmacy. Ask your doctor or pharmacist before switching brands, the salt is the same, but excipients and release profiles can differ.
How much does Teno-25 Tablet cost on PingMeDoc Pharmacy?
Teno-25 Tablet starts at ₹22 (MRP ₹23) on PingMeDoc Pharmacy. Available in tablet 25mg 14`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Teno-25 Tablet?
Teno-25 Tablet is manufactured by IPCA LABORATORIES LTD`. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Teno-25 Tablet delivered?
Teno-25 Tablet is delivered across India via our licensed pharmacy partners. Standard delivery timelines are confirmed at checkout. Chennai customers can opt for chargeable same-city express delivery.

Teno-25 Tablet, Quick facts

Salt
Atenolol (25mg)
Form
tablet
Best price
₹22 (₹1.56 per tablet)
MRP
₹23
Prescription
Required (Rx)
Schedule
Schedule H
Brand
IPCA LABORATORIES LTD`
Manufacturer
IPCA LABORATORIES LTD`
Therapeutic class
CARDIAC
Drug class
Beta blocker
Chemical class
Phenylacetamides
Action class
Beta blocker- Cardioselective
Habit forming
No
Variants
tablet 25mg 14`S
Delivery
Standard across India

References

The information on Teno-25 Tablet is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.

  1. PingMeDoc clinical monograph library — compiled from Indian package inserts, the Indian Pharmacopoeia
  2. CDSCO schedules and standard pharmacology references. Reviewed for patient readability. This is general information, not a substitute for your doctor's advice.
  3. Central Drugs Standard Control Organisation (CDSCO), Ministry of Health & Family Welfare, Government of India, approved drug and schedule listings.
  4. National List of Essential Medicines (NLEM) 2022, Government of India.
  5. Manufacturer's package insert / prescribing information for Teno-25 Tablet.
  6. World Health Organization, ATC/DDD classification and Model Formulary for the active ingredient.

Next steps

Safety disclaimer

Product information is for general awareness and does not replace professional medical advice. Always follow a clinician's guidance and upload a valid prescription when required.