Drug Identity
Active Ingredient
Allopurinol
Chemical Class
Pyrazolol
ATC Code
M04AA01
Status
Essential Medicine
What is Lonirupol?
Uses
Allopurinol belongs to a class of medications called xanthine oxidase inhibitors. It works by reducing the production of uric acid in the...
How It Works
Chemical Class
Pyrazolol
It is of Synthetic origin and belongs to Pyrazolol. It belongs to Analgesics and Anti-inflammatory Agents pharmacological group.The Molecular Weight of Allopurinol is 136.10. Its pKa is 10.2.
How to Take It
1
Adult · PO
300 to 600 mg — 24 hourly
2
Child · Oral
10 to 20 mg/kg/day — As recommended.
For under 15 years of age: maximum 400 mg/day in neoplastic condition, enzymes disorder.
Safety Alerts
You should not use allopurinol if you are allergic to it
To make sure this medicine is safe for you, tell your doctor if you have ever had: diabetes
congestive heart failure
high blood pressure
if you are receiving chemotherapy
Important Warnings
You should not use this medicine if you have ever had an allergic reaction to allopurinol
Allopurinol can lower blood cells that help your body fight infections
This can make it easier for you to bleed from an injury or get sick from being around others who are ill
Your blood may need to be tested often
Visit your doctor regularly
In rare cases, allopurinol may cause a severe allergic reaction
Stop taking this medicine and call your doctor right away if you have painful urination, blood in your urine, burning in your eyes, swelling in your face or throat, skin redness or a rash that spreads and causes blistering and peeling
Avoid drinking alcohol
Side Effects
Get emergency medical help if you have signs of an allergic reaction to allopurinol (hivesdifficult breathingswelling in your face or throat) or a severe skin reaction ( feversore throatburning eyesskin painred or purple skin rash with blistering and peeling). Seek medical treatment if you have a serious drug reaction that can affect many parts of your body. Symptoms may include skin rashfeverswollen glandsmuscle achessevere weaknessunusual bruisingor yellowing of your skin or eyes. Allopurinol may cause serious side effects. Stop using this medicine and call your doctor at once if you have: any skin rashno matter how mildpainful urination
Drug Interactions
Tell your doctor about all your other medicines
especially: azathioprine or mercaptopurine
chlorpropamide
cyclosporine
cancer medicine
other gout medications
an antibiotic such as ampicillin or amoxicillin
a blood thinner such as warfarin
Storage
Tab Store in a well closed container, Below 40°C. Protect from Sunlight and Moisture.
Price Intelligence
Rs 88.59
DRAP approved maximum price · per pack of 50 · approved 27 Jul, 2026
No retail price observed for this pack. Retailers may not exceed the approved maximum.
Prices across sources
DRAPper pack of 50Rs 88.59
Should you consider an alternative?
Other options containing Allopurinol, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Zyloric
100Mg
Rs 35.8Rs 3.58/unit
Lowest price per unitBelow approved ceilingGlaxoSmithKline PAKISTAN
Parinol
100mg
Rs 181.67 ceiling
Pulse Pharmaceuticals (Pvt.) Ltd.
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.
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