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Acenocoumarol is used in the treatment of deep vein thrombosis (blood clot in deep veins), pulmonary embolus (blood clot in lungs) and heart attack.

How it works

Acenocoumarol prevents the formation of harmful blood clots.

Common side effects

Nausea, Itchy rash, Joint stiffness, Joint pain, Bleeding gums, Bleeding, Blood in stool, Blood in urine, Bruise, Dizziness, Headache, Itching, Heavy menstrual periods, Nose bleed, Severe wound bleeding, Skin inflammation, Stomach pain, Abdominal pain, Vomiting, Vomiting of blood


Expert advice

  • Do consult your doctor before using acenocoumarol, if you have cancer; any infection or swelling (inflammation); problems of stomach or intestine; heart failure; or overactive thyroid gland (hyperthyroidism or thyrotoxicosis)
  • Before taking acenocoumarol, consult your doctor, if you need to go for any diagnostic procedure (e.g. angiography) or take a scan or X-ray or any minor surgery including dental procedures
  • Caution must be exercised during use of acenocoumarol in children, elderly (?65 years) and malnourished patients
  • Use of acenocoumarol is not recommended in patients with certain hereditary sugar intolerance disorders (galactose intolerance, the Lapp lactase deficiency or glucose-galactose malabsorbtion)
  • Avoid consumption of alcohol while on treatment with acenocoumarol.
  • Do not take acenocoumarol if you are pregnant or planning to become pregnant or breastfeeding

Frequently asked questions


Q.What is acenocoumarol?
Acenocoumarol is an anticoagulant drug or blood thinning drug

Q.What is it used for?
It is used to prevent and treat blood clots in blood vessels (e.g. Atrial fibrillation(disorder in rhythm and speed of heart), after heart attack, artificial heart-valves, deep venous thrombosis and pulmonary embolism

Q.Acenocoumarolis Sintrom?
Yes. Sintrom is a trade name for active drug acenocoumaro

Q.What is Acenocoumarol Sandoz?
Acenocoumarol Sandoz is a trade name for active drug acenocoumarol available in some countries

Q.How does acenocoumarol work?
Acenocoumarol is used to prevent and treat blood clots in blood vessels (e.g.Atrial fibrillation (disorder in rhythm and speed of heart), after heart attack, artificial heart valves, deep venous thrombosis and pulmonary embolism).It stops formation of blood clots by blocking the effect of vitamin K, which is essential in the biological process of clot formation.

Content on this page was last updated on 23 November, 2016, by Dr. Varun Gupta (MD Pharmacology)