Cardiovascular
Coumadin (Warfarin)
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Prescribing Information for Coumadin (Warfarin):
What is Coumadin (Warfarin)?
Coumadin (warfarin) is in a class of drugs called anticoagulants (blood thinners). It acts by preventing the production of clotting factors and reducing the production of blood clots.
It is commonly prescribed for prevention of heart attacks, strokes, and blood clots in veins and arteries.
The medication can also be used for other purposes.
What is important to know about Coumadin (Warfarin)?
Coumadin can be dangerous for unborn babies and provoke birth defects in them. Avoid using Coumadin if you are pregnant or planning pregnancy. Do not overdose and do not combine Coumadin with other medications containing warfarin or coumarin. Do not use Coumadin (Warfarin) if you suffer from bleeding or blood cell disorder, blood in your urine or stools, an infection of the lining of your heart, stomach bleeding, bleeding in the brain, recent or upcoming surgery, or if you need a spinal tap or spinal anesthesia (epidural).
You may have easy bleeding while using Coumadin (Warfarin), especially if you have ever had bleeding problems, if you have high blood pressure or severe heart disease, kidney problems, cancer, surgery or a medical emergency, a disease affecting the blood vessels in your brain, a history of stomach or intestinal bleeding, if you are over 65 years old, or if you are severely ill or debilitated.
Coumadin (Warfarin) can interact with many medications including non-prescription drugs and herbal products. Combination of Coumadin with other drugs can provoke severe conditions which can even be deathful. Let your doctor know about all the medications you have recently used. Do not start taking any medication for pain, arthritis, fever, or swelling without your doctor’s recommendation. These medications may provoke blood clotting and make the risk of stomach bleeding higher. Inform all the doctors who are treating you that you are using Coumadin. Do not change your diet if your doctor does not tell you to.
How should Coumadin (Warfarin) be used?
Follow the prescriptions of your doctor and the instructions which come with the medication carefully. Do not change your dose and do not use Coumadin for a longer period than prescribed. Avoid overdoses or using Coumadin with any other medicines containing warfarin or coumarin.
Your doctor may adjust your dose to ensure that you are getting the most benefit from treatment.
You should take the medication at the same time each day. You may take it with or without meal.
Do not keep diet for losing weight while using Coumadin. Let your doctor know if you have any weight changes.
You should talk with your doctor if you experience diarrhea, fever, chills, body aches, or flu symptoms.
Your blood may need to be tested on a regular basis. Do not miss your doctor’s appointments.
Have a medical alert tag or ID card with indication that you are using warfarin with you. Inform all the doctors who are treating you that you are using Coumadin (Warfarin). If you need to use antibiotics, to visit dentist, a spinal tap, or spinal anesthesia (epidural), it may be necessary to stop taking Coumadin for some period of time.
Keep Coumadin (Warfarin) at room temperature protected from heat, light, and moisture.
What side effects can Coumadin (Warfarin) cause?
You should seek emergency medical attention if you experience any of the following symptoms of allergy: trouble breathing; hives; swelling of your face, lips, tongue, or throat. Stop taking Coumadin and call your doctor promptly if you develop any of the following serious conditions:- unexpected headache, dizziness, or weakness;
- pain, swelling, hot or cold feeling, skin changes, or discoloration anywhere on your body;
- blood in your urine, black or bloody stools, coughing up blood or vomit that looks like coffee grounds;
- unusual nose, mouth, vagina, or rectum bleeding, bleeding from wounds or needle injections, any bleeding that will not stop;
- dark urine, jaundice (yellowing of the skin or eyes);
- urinating less than usual or not at all;
- unexpected and strong leg or foot pain, foot ulcer, purple toes or fingers;
- numbness or muscle weakness;
- easy bruising, purple or red pinpoint spots under your skin;
- any disease with diarrhea, fever, chills, body aches, or flu symptoms;
- pale skin, feeling light-headed or short of breath, rapid heart rate, trouble concentrating; or
- pain in your stomach, back, or sides.
- altered sense of taste;
- nausea, vomiting, mild stomach pain; or
- bloating, gas.
Coumadin (Warfarin) may also cause other side effects. Call your doctor if you need information about them.