Drug Identity
Active Ingredient
Acetylcysteine
Chemical Class
Mercaptoalanine
Pharmacological Group
on the basis of mechanism of action and also cl...
ATC Code
R05CB01, S01XA08, V03AB23
Status
Essential Medicine
What is NAC?
Uses
Acetylcysteine is used to help prevent or lessen liver damage caused by taking large quantities of acetaminophen ( Tylenol ). There are o...
How It Works
Chemical Class
Mercaptoalanine
Pharmacological Group
on the basis of mechanism of action and also classified in Respiratory Inhalant Products and Antidotes pharmacological group
Acetylcysteine also known as L-cysteine. It is of Synthetic origin and belongs to Mercaptoalanine. It belongs to Mucolytic Agents pharmacological group on the basis of mechanism of action and also classified in Respiratory Inhalant Products and Antidotes pharmacological group.The Molecular Weight of Acetylcysteine is 163.20. It is strongly acidic drug, 4.58% solution of the drug is isotonic and Its pKa is 3.2, 11.2, 9.65.
How to Take It
1
Adult · Intra Nasal
1 % — 8 hourly
2 nebulizations in each nostril.
2
Adult · Nasal
400 to 1000 mg — 8 hourly
-
3
Adult · PO
200 mg — 8 hourly
4
Adult
Scraped Dose
Use exactly as directed on the label, or as prescribed by your doctor. Do not take acetylcysteine at home if you don't understand all instructions. If you are in an emergency medical setting: Befor
5
Child · IV Infusion
0.125 mg/kg.min — As recommended.
Maintenance for 20 Hours, As Required
6
Child · IV Infusion
10 mg/kg.min — As recommended.
Initially for 15 Minutes
7
Child · PO
2 to 3 gm — 12 hourly
Safety Alerts
You should not use acetylcysteine if you are allergic to it
If possible before you receive acetylcysteine, tell your caregivers if you have ever had: a stomach ulcer
stomach bleeding or bleeding in your esophagus ( esophageal varices )
high blood pressure , or if you are on a low-salt diet
congestive heart failure
Important Warnings
In an emergency, you may not be able to tell caregivers about your health conditions
Make sure any doctor caring for you afterward knows you received acetylcysteine
Side Effects
Get emergency medical help if you have signs of an allergic reaction: hivesdifficult breathingswelling of your facelipstongueor throat. Acetylcysteine may cause serious side effects. Call your doctor at once if you have: severe or ongoing vomitingcoughing up blood or vomit that looks like coffee groundsor signs that the medicine may not be working --upper stomach painloss of appetitedark urineclay-colored stoolsjaundice (yellowing of the skin or eyes). Common side effects of acetylcysteine may include: nauseavomitingupset stomachrash
Drug Interactions
Other drugs may affect acetylcysteine
including prescription and over-the-counter medicines
vitamins
and herbal products . Tell your doctor about all your current medicines and any medicine you start or stop using.
Storage
Inhaler Store Below 40°C. Protect from Sunlight and Heat.
Price Intelligence
Rs 433.55
DRAP approved maximum price · per pack of 30 · approved 27 Jul, 2026
No retail price observed for this pack. Retailers may not exceed the approved maximum.
Prices across sources
DRAPper pack of 30Rs 433.55
Should you consider an alternative?
Other options containing Acetylcysteine, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Mucolatorpowd
200mg
Rs 445.5
No DRAP alertsAbbot Laboratories (Pak) Ltd
Fluimucilapowd
200mg
Rs 469.2
No DRAP alertsANGELINI
Mucolatoreach
200mg
Rs 681.51
ABBOTT LABORATORIES (PAKISTAN) LIMITED.
Mucyst
200mg
Rs 469.71 ceiling
No DRAP alertsFAAS Pharmaceuticals (Pvt)Ltd
Mucocal
200mg
Rs 475.11 ceiling
Caliph Pharmaceuticals (Pvt) Ltd.
Armutine
200mg
Rs 581.61 ceiling
No DRAP alertsARP (PVT) Limited
Mucocyst
200mg
Rs 165.87 ceiling
No DRAP alertsVALOR PHARMACEUTICALS
Mucolin
200mg
Rs 569.29 ceiling
Saffron Pharmaceuticals
Ordered by lowest price per unit where a pack size is known, then by price. Order is never affected by sponsorship. Not medical advice — confirm any change with your pharmacist or doctor.
For pharma professionalsCompany, market and opportunity intelligence
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brands
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