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Prescription requiredSun PharmaAntianginal (Vasodilator)

Nitrosun 10 mg

Isosorbide dinitrate 10 mg

Currently out of stock

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

  • Isordil 10 Tablet₹8View
  • Sorbitrate 10 Tablet₹41View

Nitrosun 10 mg is used for prevention and treatment of angina pectoris (chest pain) due to coronary artery disease; may be used as adjunct therapy in certain heart failure regimens as prescribed.

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

Licensed pharmacyPharmacist-verified order

Key details

Salt: Isosorbide dinitrate 10 mg
Available variants: 10 mg 10`S
Best price: ₹76
MRP: ₹80
Prescription: Required
Manufacturer: SUN PHARMA

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 Nitrosun 10 mg

Nitrosun 10 mg contains Isosorbide dinitrate 10 mg. It belongs to the Organic nitrate class of medicines.

Uses of Nitrosun 10 mg

Prevention and treatment of angina pectoris (chest pain) due to coronary artery disease; may be used as adjunct therapy in certain heart failure regimens as prescribed.

Key benefits

  • Helps prevent angina attacks
  • Reduces chest pain episodes and improves exercise tolerance
  • Lowers workload on the heart by reducing preload/afterload
  • Improves coronary blood flow via vasodilation

How Nitrosun 10 mg works

Isosorbide dinitrate is an organic nitrate that releases nitric oxide in vascular smooth muscle. It causes venous and arterial vasodilation, reducing preload and afterload and lowering myocardial oxygen demand, thereby relieving/preventing angina.

How to take Nitrosun 10 mg

Tablet for oral use. Take exactly as prescribed, usually 2–3 times daily with an adequate nitrate-free interval to reduce tolerance. Can be taken with or without food; swallow with water. Do not stop abruptly without medical advice.

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

Take it as soon as you remember. If your next dose is almost due, skip the one you missed — never take two doses together to catch up.

If you take too much

An overdose of this medicine can seriously disturb the heart's rhythm and blood pressure. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Nitrosun 10 mg

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

  • Headache
  • dizziness
  • flushing
  • lightheadedness
  • low blood pressure (hypotension)
  • nausea
  • weakness
  • palpitations

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 Nitrosun 10 mg

PregnancyConsult doctor
BreastfeedingConsult your doctor before using this while breastfeeding.
AlcoholUse with caution
DrivingMay cause drowsiness or affect your concentration. Do not drive until you know how it affects you.
KidneyUse with caution if you have kidney disease — your doctor may adjust the dose or monitor your kidney function.
LiverUse with caution if you have liver disease — your doctor may adjust the dose or monitor your liver function.
Habit formingNo

Warnings and precautions

May cause marked fall in blood pressure and fainting—rise slowly from sitting/lying. Avoid use with PDE-5 inhibitors (sildenafil/tadalafil/vardenafil) or riociguat due to life-threatening hypotension. Use with caution in severe anemia, low blood volume, hypotension, hypertrophic obstructive cardiomyopathy, recent heart attack, or increased intracranial pressure. Not intended for rapid relief of an acute angina attack unless specifically advised and a fast-acting nitrate is available. Headache is common at start of therapy.

Do not take Nitrosun if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Your doctor will check that this is suitable for your particular heart condition.

Interactions with other medicines

Sildenafil, tadalafil, vardenafil, riociguat (contraindicated); other antihypertensives and diuretics (additive hypotension); alcohol (increases hypotension); tricyclic antidepressants/antipsychotics (orthostatic hypotension); ergot derivatives (may reduce antianginal effect)

How to store Nitrosun 10 mg

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

Expert advice for Nitrosun 10 mg

Take it at the same time each day and do not miss doses. Keep an up-to-date list of your medicines with you.

Manufacturer and class

Manufacturer:
SUN PHARMA
Therapeutic class:
Antianginal (Vasodilator)
Drug class:
Organic nitrate

Substitutes for Nitrosun 10 mg

Medicines with the same active ingredient (Isosorbide dinitrate 10 mg). Ask your doctor or pharmacist before switching brands.

MedicinePackPricevs Nitrosun 10 mg
Isordil 10 TabletIPCA LABORATORIES LTD`tablet · 10 Tablet₹890% cheaper
Sorbitrate 10 TabletAbbott Healthcare Pvt Ltdtablet · 50 Tablet₹4146% cheaper
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Nitrosun 10 mg FAQs

What is Nitrosun 10 mg used for?
Nitrosun 10 mg is commonly used for Prevention and treatment of angina pectoris (chest pain) due to coronary artery disease; may be used as adjunct therapy in certain heart failure regimens as prescribed. 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 Nitrosun 10 mg?
Nitrosun 10 mg contains Isosorbide dinitrate 10 mg. 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 Nitrosun 10 mg?
Tablet for oral use. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Nitrosun 10 mg work?
Isosorbide dinitrate is an organic nitrate that releases nitric oxide in vascular smooth muscle.
Is Nitrosun 10 mg a prescription medicine?
Yes. Nitrosun 10 mg 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 Nitrosun 10 mg?
The side effects reported most often with Nitrosun are Headache, dizziness, flushing, lightheadedness, low blood pressure (hypotension). 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 Nitrosun 10 mg be taken during pregnancy?
Consult doctor Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Nitrosun.
Can I drink alcohol while taking Nitrosun 10 mg?
Use with caution
What if I miss a dose of Nitrosun 10 mg?
Take it as soon as you remember.
Is Nitrosun 10 mg habit forming?
No. Nitrosun 10 mg is not known to be habit forming when taken as prescribed.
Is there a cheaper substitute for Nitrosun 10 mg?
Isordil 10 Tablet has the same active ingredient and strength and is listed from ₹8 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 Nitrosun 10 mg cost on PingMeDoc Pharmacy?
Nitrosun 10 mg starts at ₹76 (MRP ₹80) on PingMeDoc Pharmacy. Available in 10 mg 10`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Nitrosun 10 mg?
Nitrosun 10 mg is manufactured by SUN PHARMA. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Nitrosun 10 mg delivered?
Nitrosun 10 mg 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.

Nitrosun 10 mg, Quick facts

Salt
Isosorbide dinitrate 10 mg
Best price
₹76
MRP
₹80
Prescription
Required (Rx)
Schedule
Schedule H
Brand
SUN PHARMA
Manufacturer
SUN PHARMA
Therapeutic class
Antianginal (Vasodilator)
Drug class
Organic nitrate
Habit forming
No
Variants
10 mg 10`S
Delivery
Standard across India

References

The information on Nitrosun 10 mg 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. Manufacturer labeling, established medical literature (nitrates/antianginal therapy)
  2. Indian drug references and standard treatment guidelines
  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 Nitrosun 10 mg.
  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.