Prescription requiredAntihypertensive

Tenoclor 50MG Tab — Side Effects & Warnings

Known side effects of Tenoclor 50MG Tab include Fatigue, dizziness, slow heart rate (bradycardia), cold hands/feet, low blood pressure, nausea, sleep disturbances. Not everyone experiences these side effects.

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

Common Side Effects

Fatigue
dizziness
slow heart rate (bradycardia)
cold hands/feet
low blood pressure
nausea
sleep disturbances

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

Use with caution in asthma/COPD (may worsen bronchospasm), diabetes (can mask symptoms of low blood sugar), thyroid disorders (can mask symptoms), peripheral vascular disease, and in elderly. Avoid abrupt discontinuation (risk of rebound angina/MI). Monitor heart rate and blood pressure; caution in heart block, severe bradycardia, cardiogenic shock, and uncontrolled heart failure unless directed by a doctor. Dose adjustment may be needed in kidney impairment.

Drug Interactions

Tenoclor 50MG Tab may interact with the following:

Other antihypertensives (additive hypotension)
verapamil/diltiazem (risk of bradycardia/heart block)
digoxin (bradycardia)
amiodarone/antiarrhythmics (conduction disturbances)
clonidine (rebound hypertension if stopped improperly)
insulin/oral antidiabetics (masked hypoglycemia)
NSAIDs like ibuprofen (may reduce antihypertensive effect)
anesthetics (enhanced hypotension)

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Use with caution / Consult doctor

Alcohol Interaction

Use with caution (may increase dizziness and low blood pressure)

Habit Forming

Storage

Store below 25°C in a cool, dry place away from moisture and direct light. Keep out of reach of children.

Tenoclor 50MG Tab — Safety Summary

Composition: Atenolol (50mg) + Chlorthalidone (12.5mg)
Prescription: Required (Rx)
Pregnancy: Use with caution / Consult doctor
Alcohol: Use with caution (may increase dizziness and low blood pressure)
Habit forming: No

Tenoclor 50MG Tab — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.