Drug Identity
Active Ingredient
Warfarin
Drug Class
Antithrombotic Agents
Chemical Class
Coumarin
Pharmacological Group
on the basis of mechanism of action and also cl...
ATC Code
B01AA03
Status
Essential Medicine
What is Anticoag?
Uses
Warfarin is an anticoagulant (blood thinner). Warfarin reduces the formation of blood clots. Warfarin is used to treat or prevent blood c...
How It Works
Chemical Class
Coumarin
Pharmacological Group
on the basis of mechanism of action and also classified in Anticoagulants pharmacological group
Warfarin (Na) belongs to Coumarin. It belongs to Epoxide Reductase inhibitor pharmacological group on the basis of mechanism of action and also classified in Anticoagulants pharmacological group. The Molecular Weight of Warfarin (Na) is 330.30. It is weakly alkaline drug, 6.10% solution of the drug is isotonic and Its pKa is 5.0.
How to Take It
1
Adult · PO
2 to 10 mg — 24 hourly
Maintenance, As Required
2
Adult · PO
5 to 15 mg — 24 hourly
Initially for 2-5 days
3
Adult
Scraped Dose
Take warfarin exactly as prescribed by your doctor. Follow all directions on your prescription label. Your doctor may occasionally change your dose. Do not take warfarin in larger or smaller amount
4
Child · Oral
0.1 to 0.2 mg/kg — 24 hourly
Maintenance
5
Child · Oral
0.2 to 0.6 mg/kg — 24 hourly
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Safety Alerts
Haemorrhagic conditions, impaired renal or hepatic function, should not be used within 24 hours of surgery or labour
Important Warnings
Weight changes, elderly, renal impairment, acute illness, vit K deficiency
Side Effects
Alopeciarashdiarrhoeafall in haematocrit. Rare: warfarin use may lead to Calciphylax ispatients should consult their doctor if they develop a painful skin rashif Calciphylaxis is diagnosedstop treatment.
Drug Interactions
NSAlDs
oral hypoglycemics
sulphonamides
quinidine
antibiotics
phenformin
cimetidine
drugs affecting liver enzymes
Pregnancy & Lactation
Pregnancy
Contraindicated
Lactation
Caution advised
Storage
Tab, Inj Store in a well closed container, Below 40°C. Protect from Sunlight.
Price Intelligence
Rs 1,360.53
DRAP approved maximum price · per pack of 100 · approved 27 Jul, 2026
No retail price observed for this pack. Retailers may not exceed the approved maximum.
Prices across sources
DRAPper pack of 100Rs 1,360.53
Should you consider an alternative?
Other options containing Warfarin, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Coagurin
2.5mg
Rs 199.43 ceiling
ATCO LABORATORIES LIMITED
Warfin
2.5mg
Rs 741.76 ceiling
SHAIGAN 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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