N-Acetylcysteine Sachet Dosage Guide in Pakistan

N-Acetylcysteine Sachet correct dose is essential for successful treatment. This guide provides complete information on the adult dose, child dose, and what to do about a missed dose.

Compiled by the PakVita Editorial Team · AI-assisted drafting with editorial review · Sourced from DRAP, WHO, BNF · Last updated: 2026-06-17

Dosage Guide

Quick Answer

The standard OTC adult dose of N-Acetylcysteine (NAC) Sachet for mucus thinning is as per pack instructions — typically one 600mg sachet once daily or one 200mg sachet 2–3 times daily, dissolved in water and taken after meals. Drink plenty of fluids. Always follow the pack label or doctor's instructions. IV high-dose for paracetamol poisoning is hospital-only.

Dose at a Glance

Adult Dose

As per pack instructions — 600mg once daily OR 200mg 2–3 times daily (dissolved in water)

Once daily (600mg) or 2–3 times daily (200mg) — as per pack label

Max: As per pack instructions — do not exceed recommended daily dose

Child Dose (Children under 12 — doctor advice required)

Weight-based dose — consult your doctor for children under 12

As directed by your doctor

Missed Dose

If you miss a dose, take it as soon as you remember. If the next dose is close, skip the missed dose. Never take a double dose.

Overdose

At OTC mucolytic doses, NAC is generally very safe. If an excessive dose is taken, contact your doctor or emergency room immediately. IV high-dose overdose can cause hypotension — hospital management is required.

N-Acetylcysteine Sachet Dosage (Kitni leni hai)

Correct dosage of N-Acetylcysteine Sachet (Mucolator / ACC) is important for safe and effective mucus thinning. Always follow your doctor's prescription or pack label.

Adult Dose (Baalgon ke liye)

600mg sachet: Once daily — dissolve in water
200mg sachet: 2–3 times daily — follow pack label
Take after food
Do not exceed the recommended limit
If you miss a dose, take it as soon as you remember. If the next dose is close, skip the missed dose. Never take a double dose.

Starting Dose: As per pack instructions

Usual Dose: 600mg once daily OR 200mg 2–3 times daily (as per pack label / doctor)

Max Daily Dose: As per pack instructions — do not exceed

Special Populations

Asthma patients: Sachet form generally safe; mention asthma to doctor or pharmacist
Renal / hepatic impairment: OTC doses generally safe but severe cases — consult doctor
Paracetamol poisoning (hospital): IV high-dose NAC — timing critical (within 8-16 hours of overdose) — hospital emergency protocol, NOT OTC

Child Dose (Bachon ke liye)

Weight-based dose — consult your doctor. In children under 12, the dose is always decided by a doctor based on weight and age. Do not calculate the dose yourself.

How to Take (Kaise leni hai)

Dissolve the sachet in a glass of cold or lukewarm water
Drink immediately — do not let the prepared solution sit
Take after food (to prevent nausea)
Drink plenty of water throughout the day (hydration = natural mucolytic)

Best Time to Take (Kab leni chahiye)

After meals (reduces nausea)
Maintain a fixed daily time routine

With Food or Empty Stomach (Khali pait ya khane ke baad)

Taking it after food is better — nausea and GI discomfort are reduced.

Missed Dose (Dose chhoot jaye to kya karein)

If you miss a dose, take it as soon as you remember. If the next dose is close, skip the missed dose. Never take a double dose.

Overdose (Zyada Dose)

At OTC mucolytic doses, NAC is generally very safe. Excessive intake may cause nausea. If an excessive dose has been taken, contact your doctor. IV high-dose overdose is a hospital emergency.

Dose Summary Table

Patient	Dose	Notes
Adult (600mg)	600mg once daily	Dissolve in water, take after food
Adult (200mg)	200mg 2–3 times daily	Follow pack label
Child	Weight-based — consult doctor	Under 12 — doctor required

The information in this guide is for educational purposes only. Always confirm the dose with your doctor or pharmacist.

Frequently Asked Questions

NAC sachet ki standard adult dose kya hai?

For the OTC mucolytic dose: one 600mg sachet once daily, or one 200mg sachet 2–3 times daily — follow the pack label. Always dissolve in water and taking it after food is better.

Agar NAC ki dose miss ho jaye to kya karein?

Take it as soon as you remember. If the next dose time is close, skip it and continue your normal schedule. Never take a double dose.

Kya NAC sachet khali pait le sakte hain?

Taking it after food is recommended — nausea and GI upset are reduced. Dissolve the sachet in a glass of water and drink plenty of fluids.

NAC zyada dose lene par kya hoga?

At OTC doses, NAC is generally safe. Excessive intake may cause nausea. IV overdose is a hospital emergency. Contact your doctor for any concern.

NAC kitna arse leni chahiye?

For OTC cough, 5–7 days is usually sufficient. In COPD or chronic bronchitis, your doctor may recommend long-term use. If there is no improvement after 5–7 days, see a doctor.

Brand alternatives, same-class options, and other medicines used for the same conditions as N-Acetylcysteine Sachet.

Used for the same conditions

Other medicines commonly used for cough and overlapping conditions.

Cough hub →

Sources

DRAP Registered Products Database — Drug Regulatory Authority of Pakistan
WHO Model List of Essential Medicines, 23rd ed. (2023) — World Health Organization
British National Formulary (BNF) — BMJ Group & Pharmaceutical Press

Medical disclaimer

This page is for educational use only and does not replace professional medical advice. Always confirm diagnosis, dose, and interactions with a qualified doctor or pharmacist before starting or changing any medicine.