Prescription requiredAntihypertensive, Antianginal, Antiarrhythmic

Dilcontin-60 Tab 10S — Side Effects & Warnings

Known side effects of Dilcontin-60 Tab 10S include Headache, dizziness, flushing, ankle swelling (edema), constipation, nausea, fatigue, slow heart rate (bradycardia). Not everyone experiences these side effects.

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

Common Side Effects

Headache
dizziness
flushing
ankle swelling (edema)
constipation
nausea
fatigue
slow heart rate (bradycardia)

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

Important Warnings

Use with caution in low blood pressure, heart failure, sick sinus syndrome, AV block, or slow heart rate unless paced; may worsen conduction abnormalities. Monitor blood pressure and pulse; do not stop suddenly without medical advice. Caution in liver or kidney impairment and in elderly. Seek care for fainting, severe dizziness, shortness of breath, worsening swelling, or very slow pulse.

Drug Interactions

Dilcontin-60 Tab 10S may interact with the following:

Beta-blockers (e.g.
metoprolol
propranolol) and digoxin (increased risk of bradycardia/AV block)
ivabradine (avoid)
amiodarone and other antiarrhythmics (additive conduction effects)
statins metabolized by CYP3A4 (simvastatin/lovastatin—risk of myopathy; dose limits may apply)
CYP3A4 inhibitors/inducers (e.g.
clarithromycin/ketoconazole
rifampicin)
cyclosporine/tacrolimus (increased levels)
antihypertensives (additive BP lowering)

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

Pregnancy Safety

Consult doctor (use with caution; only if clearly needed)

Alcohol Interaction

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

Habit Forming

Storage

Store below 25°C in a dry place, protected from light and moisture. Keep in original blister pack and out of reach of children.

Dilcontin-60 Tab 10S — Safety Summary

Composition: Diltiazem hydrochloride 60 mg (sustained/controlled release) tablet
Prescription: Required (Rx)
Pregnancy: Consult doctor (use with caution; only if clearly needed)
Alcohol: Use with caution (may increase dizziness and blood pressure lowering)
Habit forming: No

Dilcontin-60 Tab 10S — 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.