Without a Prescription

Coumadin is an anticoagulant (blood thinner).
Coumadin is an anti-coagulant or a medicine which helps in the thinning of the blood.
Coumadin is generically known as Warfarin.

Coumadin is indicated:
- For the prevention of heart attacks;
- For the reduction of blood clotting essential;
- Stroke and the blocking of arteries and veins;

Coumadin is prescribed to:
- reduce the risk of death, another heart attack, or stroke after a heart attack;
- prevent and/or treat blood clots associated with certain heart conditions or replacement of a heart valve;
- prevent and/or treat a blood clot that has formed within a blood vessel or in the lungs;
- aid in the prevention of blood clots that may form in blood vessels anywhere in the body after a heart attack;

Side Effects

Coumadin side effects that you should report to your health care professional or doctor as soon as possible:
- Abdominal pain and cramping;
- allergic reactions characterized by hives, swelling of lips, throat and mouth and the closing of throat passage;
- Allergic reactions;
- black, bloody and tarry stools;
- bleeding gums, and sores in the mouth;
- blood in urine and vomitus;
- Chest abdomen joint muscle or other pain;
- coughing of blood;
- decrease in appetite and unusual weight loss;
- decrease in the amount of urine;
- Diarrhea;
- Difficult breathing or swallowing;
- Dizziness;
- easy bruising;
- excessive retention of gas and bloating;
- Fatigue;
- Feeling cold and chills;
- Feeling of illness;
- Fever;
- Fluid retention and swelling;
- Gas and bloating;
- Headache;
- Hepatitis;
- Hives;
- Intolerance to cold;
- Itching;
- Lethargy;
- Liver damage;
- Loss of hair;
- Low blood pressure;
- Nausea;
- Necrosis (gangrene);
- Numbness and tingling;
- Pain;
- Paralysis;
- purple discoloration of toes and fingernails;
- Purple toes;
- Rash;
- Severe or long-lasting inflammation of the skin;
- Shortness of breath;
- stomach and digestive problems;
- sudden leg and foot pains;
- Taste changes;
- Unexplained shock;
- Unexplained swelling;
- unusual bleeding and heavy menstrual periods;
- Vomiting;
- Weakness;
- Yellowed skin and eyes;


Coumadin is contraindicated if you have any of the following conditions:
- cancer;
- collagen vascular disorder;
- congestive heart failure;
- diabetes;
- have bacterial endocarditis, pericarditis, and pericardial effusion;
- have congenital and or hereditary protein c or protein s deficiency;
- have had aneurysm;
- have had spinal fracture or had been exposed to lumbar block anesthesia;
- have had stroke caused by bleeding in the brain;
- have recently had surgery;
- high cholesterol;
- hypertension;
- ill with stomach ulcers, or any other forms of bleeding;
- kidney problems;
- liver diseases;
- on the process of surgery;
- polycythemia vera;
- taking antibiotics to treat infection;
- thyroidal problems;
- vasculitis;
- vitamin k deficiency;
- a history of recurrent blood clot disorders in you or your family;
- a tendency to hemorrhage;
- alcoholism;
- allergy to any of the drug's ingredients;
- an abnormal blood condition;
- an implanted catheter;
- an infectious disease or intestinal disorder;
- aneurysm in the brain or heart;
- bleeding tendencies associated with: ulceration or bleeding of the stomach, intestines, respiratory tract, or the genital or urinary system;
- dental procedures;
- eclampsia;
- excessive bleeding of brain blood vessels;
- inflammation of a blood vessel;
- inflammation of the sac that surrounds the heart or an escape of fluid from the heart sac;
- inflammation, due to bacterial infection, of the membrane that lines the inside of the heart;
- malignant hypertension (extremely elevated blood pressure that damages the inner linings of blood vessels, the heart, spleen, kidneys, and brain);
- moderate to severe high blood pressure;
- moderate to severe kidney or liver dysfunction;
- polycythemia vera (blood disorder);
- preeclampsia;
- pregnancy;
- recent or contemplated surgery of the central nervous system (brain and spinal cord) or eye;
- severe diabetes;
- spinal puncture or any procedure that can cause uncontrollable bleeding;
- surgery or injury that leaves large raw surfaces;
- threatened miscarriage;
- trauma or injury that may result in internal bleeding;



Although Coumadin has been widely used in children below the age of 18, its safety and effectiveness for this purpose have not been formally established.


The administration and dosage of Coumadin must be individualized by your doctor according to your sensitivity to the drug.

A common starting dosage of Coumadin tablets for adults is 2 to 5 mg per day. Individualized daily dosage adjustments are based on the results of tests that determine the amount of time it takes for the blood clotting process to begin.

A maintenance dose of 2 to 10 mg per day is satisfactory for most people. The duration of treatment will be determined by your physician.


Low starting and maintenance doses are recommended for older people, as the drug tends to have a greater effect.


Reported Coumadin overdose symptoms are:
- Black stools;
- bleeding on the gums;
- Blood in stools or urine;
- blood on stool, urine or vomitus;
- bruising;
- excessive bleeding from cuts and wounds;
- Excessive bruising;
- Excessive menstrual bleeding;
- Persistent bleeding from superficial injuries;
- Reddish or purplish spots on skin;
- visibility of small broken blood vessels under the skin;

Other Brand Names

- Aldocumar;
- Anasmol;
- Befarin;
- Circuvit;
- Cumar;
- Fargem;
- Jantoven;
- Lawarin;
- Maforan;
- Marevan;
- Orfarin;
- Panwarfin;
- Tedicumar;
- Varfine;
- Waran;
- Warfarin;
Without Prescription (2017)