Warf 5

Tablet
PRESCRIPTION MEDICINE

Warf 5 is a tablet that contains Warfarin 5 mg. Warfarin is a blood thinner (anticoagulant): prevents dangerous blood clots, for example with irregular heartbeat or valve replacement.

Ingredient (salt)Amount
Warfarin5 mg

What it is used for

Prevents dangerous blood clots, for example with irregular heartbeat or valve replacement.

How it works

An anticoagulant that blocks vitamin K-dependent clotting factors. Its effect is measured by the INR blood test.

How to take it

Take once a day at the same time (often evening). Dose changes with each INR test. Keep vitamin K foods (green leafy vegetables) steady rather than avoiding them.

Common side effects

  • Bruising
  • Nosebleeds
  • Bleeding gums

Get medical help straight away if

  • Blood in urine or stools, vomiting blood, severe headache, or any bleeding that does not stop
  • A fall or head injury

Be careful

Needs regular INR blood tests; many food and drug interactions; watch for bleeding.

Other medicines and interactions

Very many interactions: antibiotics, antifungals, painkillers (NSAIDs, aspirin), some herbal products (ginkgo, turmeric in large amounts) and alcohol binges can change INR. Check before starting anything new.

Pregnancy and breastfeeding

Harms the baby in pregnancy (especially weeks 6 to 12); switch before conceiving. Safe while breastfeeding.

Common questions

What is Warf 5?

Warf 5 is a tablet containing Warfarin 5 mg.

What is Warf 5 used for?

Prevents dangerous blood clots, for example with irregular heartbeat or valve replacement.

How should I take Warf 5?

Take once a day at the same time (often evening). Dose changes with each INR test. Keep vitamin K foods (green leafy vegetables) steady rather than avoiding them. Always follow the dose your doctor or the pack gives.

What are the side effects of Warf 5?

Common side effects include: Bruising, nosebleeds, bleeding gums. Get medical help straight away for: Blood in urine or stools, vomiting blood, severe headache, or any bleeding that does not stop, a fall or head injury.

Does Warf 5 need a prescription?

Yes. In India it is a prescription (Schedule H) medicine, so a pharmacist should sell it only with a doctor's prescription.

Can I take Warf 5 in pregnancy or while breastfeeding?

Harms the baby in pregnancy (especially weeks 6 to 12); switch before conceiving. Safe while breastfeeding.

What are the substitutes for Warf 5?

We have no other brand with exactly the same composition and strength in our list yet. Ask your pharmacist for an equivalent.

Sources and further reading

NHS (UK National Health Service) and MedlinePlus (US National Library of Medicine) are free, reviewed medicine guides. Brand names and doses there may differ from India.

Composition checked against pack details from large Indian online pharmacies. Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.