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Prescription requiredMacleods Pharmaceuticals Pvt LtdMucolytic/Expectorant

Erdomac 300 mg Capsule

Erdosteine (300mg)

₹323MRP ₹340In stock

Delivery across India. Free above ₹999; ₹49 from ₹499, ₹99 below. Chennai express delivery is chargeable.

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Erdomac 300 mg Capsule is used for productive (wet) cough with thick mucus, acute and chronic bronchitis, COPD and other respiratory tract infections/conditions where mucus needs to be thinned and expelled.

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

Licensed pharmacyPharmacist-verified orderDelivered across India

Key details

Salt: Erdosteine (300mg)
Available variants: capsule 300 mg 10`S
Best price: ₹323 (₹32.33 per capsule)
MRP: ₹340
Prescription: Required
Manufacturer: MACLEODS PHARMACEUTICALS LTD

Ordering notes

Standard delivery across India. No same-day delivery nationally.
Chennai express delivery is possible and chargeable. Learn more
Returns & refunds: orders can be cancelled before dispatch; after dispatch, returns depend on the item category. Read the full policy

Composition of Erdomac 300 mg Capsule

Erdomac 300 mg Capsule contains Erdosteine (300mg). It belongs to the Mucolytic (thiol derivative) class of medicines.

Uses of Erdomac 300 mg Capsule

  • Productive (wet) cough with thick mucus
  • acute and chronic bronchitis
  • COPD and other respiratory tract infections/conditions where mucus needs to be thinned and expelled

Key benefits

  • Thins and loosens thick mucus
  • Helps clear chest congestion
  • Improves ease of coughing out phlegm
  • Supports breathing in bronchitis/COPD

How Erdomac 300 mg Capsule works

Erdosteine is a mucolytic that breaks disulfide bonds in mucus, reducing its viscosity. This helps loosen phlegm, improves mucociliary clearance, and makes coughing out mucus easier.

How to take Erdomac 300 mg Capsule

Take as directed by physician. Swallow the capsule whole with water; do not crush or chew. Can be taken with or without food; if stomach upset occurs, take after food. Maintain adequate hydration.

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 Erdomac 300mg Capsule, 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 vomiting, severe drowsiness, a racing heart and, with codeine, dangerously slow breathing. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.

Side effects of Erdomac 300 mg Capsule

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

  • Nausea
  • vomiting
  • stomach pain
  • diarrhea
  • heartburn/indigestion
  • headache
  • dizziness
  • skin rash

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 Erdomac 300 mg Capsule

PregnancyConsult doctor
BreastfeedingBreast feeding CONSULT YOUR DOCTOR
AlcoholUse with caution
DrivingDriving CONSULT YOUR DOCTOR
KidneyKidney CONSULT YOUR DOCTOR
LiverLiver CONSULT YOUR DOCTOR
Habit formingNo

Warnings and precautions

Use with caution in liver or kidney impairment; dose adjustment may be required. Stop and seek medical help if allergic reaction (rash, swelling, breathing difficulty) occurs. Not meant for dry cough without mucus unless prescribed. Use caution in patients with history of peptic ulcer. Do not exceed prescribed duration; consult doctor if symptoms persist, fever develops, or breathing worsens.

Do not take Erdomac if

Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Codeine-containing preparations are not for children, or for anyone with breathing difficulty.

Interactions with other medicines

May increase gastric irritation with NSAIDs, possible additive effect with other mucolytics/expectorants; no major clinically significant interactions commonly reported—inform doctor about all medicines including antibiotics, bronchodilators and cough syrups

How to store Erdomac 300 mg Capsule

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

Expert advice for Erdomac 300 mg Capsule

Erdomac 300mg Capsule helps in thinning and removal of the mucus (slimy and sticky substance) from the airways, thereby treats various respiratory conditions. Do take Erdomac 300mg Capsule strictly as per the advise of your doctor. Your doctor may check your liver functions before starting Erdomac 300mg Capsule. Tell your doctor if you are pregnant, planning to become pregnant or are breastfeeding. Inform your doctor if you have suffered or are currently suffering from any stomach, or kidney problem.

Manufacturer and class

Manufacturer:
MACLEODS PHARMACEUTICALS LTD
Therapeutic class:
Mucolytic/Expectorant
Drug class:
Mucolytic (thiol derivative)
Chemical class:
N- acyl- alpha amino acid derivative

Substitutes for Erdomac 300 mg Capsule

Medicines with the same active ingredient (Erdosteine (300mg)). Ask your doctor or pharmacist before switching brands.

MedicinePackPricevs Erdomac 300 mg Capsule
Erdomate 300 mg CapsuleLUPIN LABcapsule · 10`S₹37115% more
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Erdomac 300 mg Capsule FAQs

What is Erdomac 300 mg Capsule used for?
Erdomac 300 mg Capsule is commonly used for Productive (wet) cough with thick mucus, acute and chronic bronchitis, COPD and other respiratory tract infections/conditions where mucus needs to be thinned and expelled. 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 Erdomac 300 mg Capsule?
Erdomac 300 mg Capsule contains Erdosteine (300mg). 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 Erdomac 300 mg Capsule?
Take as directed by physician. Take it exactly as prescribed; do not change the dose or stop early without talking to your doctor.
How does Erdomac 300 mg Capsule work?
Erdosteine is a mucolytic that breaks disulfide bonds in mucus, reducing its viscosity.
Is Erdomac 300 mg Capsule a prescription medicine?
Yes. Erdomac 300 mg Capsule 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 Erdomac 300 mg Capsule?
The side effects reported most often with Erdomac are Nausea, vomiting, stomach pain, diarrhea, heartburn/indigestion. 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 Erdomac 300 mg Capsule be taken during pregnancy?
Consult doctor Always tell your doctor if you are pregnant, planning a pregnancy or breastfeeding before starting Erdomac.
Can I drink alcohol while taking Erdomac 300 mg Capsule?
Use with caution
What if I miss a dose of Erdomac 300 mg Capsule?
If you miss a dose of Erdomac 300mg Capsule, take it as soon as possible.
Is Erdomac 300 mg Capsule habit forming?
No. Erdomac 300 mg Capsule is not known to be habit forming when taken as prescribed.
How much does Erdomac 300 mg Capsule cost on PingMeDoc Pharmacy?
Erdomac 300 mg Capsule starts at ₹323 (MRP ₹340) on PingMeDoc Pharmacy. Available in capsule 300 mg 10`S. Final price is confirmed at checkout and may vary by variant and location.
Who manufactures Erdomac 300 mg Capsule?
Erdomac 300 mg Capsule is manufactured by MACLEODS PHARMACEUTICALS LTD. PingMeDoc Pharmacy sources medicines only from licensed manufacturers and distributors.
How is Erdomac 300 mg Capsule delivered?
Erdomac 300 mg Capsule 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.

Erdomac 300 mg Capsule, Quick facts

Salt
Erdosteine (300mg)
Form
capsule
Best price
₹323 (₹32.33 per capsule)
MRP
₹340
Prescription
Required (Rx)
Brand
Macleods Pharmaceuticals Pvt Ltd
Manufacturer
MACLEODS PHARMACEUTICALS LTD
Therapeutic class
Mucolytic/Expectorant
Drug class
Mucolytic (thiol derivative)
Chemical class
N- acyl- alpha amino acid derivative
Action class
Mucolytics
Habit forming
No
Variants
capsule 300 mg 10`S
Delivery
Standard across India

References

The information on Erdomac 300 mg Capsule 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/pack insert, established medical literature on erdosteine
  2. Indian drug information resources and standard pharmacology references
  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 Erdomac 300 mg Capsule.
  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.