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Warfarin Sodium
Warfarin is an oral anticoagulant medication, recognized worldwide for its effectiveness in preventing harmful blood clots that can lead to strokes, heart attacks, or other serious conditions. Despite minor side effects such as minor bleeding, rash, or nausea, its therapeutic benefits are colossal.
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Frequently Asked Questions
Can I drink alcohol while on warfarin?
It's best to limit alcohol while on warfarin as it can increase your risk of bleeding. It's always good to play it safe with warfarin therapy.?
Can I just stop taking warfarin after my symptoms are gone?
Only your healthcare provider can make that decision. It's essential that you do not stop or alter your warfarin therapy without consulting your doctor.
Can I take Warfarin if I am pregnant?
No, warfarin is not recommended during pregnancy, as it can harm an unborn baby.?
I missed a dose of warfarin, what should I do?
Take the missed dose as soon as you remember on the same day. However, if you do not remember until the next day, skip it and carry on with your regular schedule. Above all, to maintain a consistent level in your body, don't double dose.
What should I do if I notice an unusual amount of bruising or bleeding?
This may be a sign that your blood is too thin and you have an increased risk of bleeding. It's important to contact your doctor immediately.
Will warfarin make me feel tired?
Fatigue is not a common side effect of warfarin, but every individual can have a unique response to medication. If you're feeling unusually tired after starting warfarin, speak with your doctor.
Comprehensive Drug Guide
How Does Warfarin Sodium Work?
Warfarin is a vitamin K antagonist that decreases your body's ability to form clots. It does this by inhibiting vitamin K's role as a catalyst in the process of coagulation.
What is Warfarin Sodium Used For?
FDA indications: Warfarin is used to prevent blood clots in people with certain heart problems, after certain types of surgeries, and in individuals with a high risk of stroke.
Offlabel uses: It may also be used offlabel for preventing blood clots in certain highrisk pregnancies and in individuals with antiphospholipid syndrome.
Common Dosages
Tablets: 1mg, 2mg, 2.5mg, 3mg, 4mg, 5mg, 6mg, 7.5mg, 10mg
Typical Dosing
FDA Approved Indications
- Typical Dosing
- The initial dose usually ranges from 25 mg daily. The dose is then adjusted based on the results of blood tests to find the dose that keeps your blood thinning within a safe range.
Who Shouldn't Take Warfarin Sodium?
- Have active major bleeding.
- Pregnant, as it can harm an unborn baby.
- Have an allergy to warfarin or any of its ingredients.
Advice From The Pharmacist
- Be consistent with your vitamin K intake to maintain stable blood thickness.
- Limit alcohol consumption while taking warfarin.
- Inform your doctor about any other medications, herbs, or dietary supplements you are taking.
- Watch for signs of bleeding or bruising.
- Do not discontinue warfarin without your doctor's approval.
- Keep all your doctor's appointments and blood test appointments.
Side Effects of Warfarin Sodium
Common Side Effects
- Common side effects:
- Minor bleeding
- Rash
- Nausea
Uncommon/Severe Side Effects
- Rare side effects:
- Purple toes syndrome
- Jaundice
- Hepatic necrosis.
- Severe side effects:
- Difficulty breathing or swallowing
- Dizziness
- Chest pain
- Hives
- Itching
- Swelling of face or throat
- Unexpected bleeding.
Risks and Warnings of Warfarin Sodium
- Aside from the potential for allergic reactions, warfarin users should also be extra cautious if they have a history of bleeding disorders, uncontrolled high blood pressure, liver disease, or alcohol abuse.
- Frequent blood tests are necessary to monitor the drug's effect.
- Regular consumption of green, leafy vegetables, which are high in vitamin K, might affect how the drug works.
Interactions with Warfarin Sodium
Common Drug Interactions
- Aspirin, NSAIDs
- Amiodarone
- Thyroid drugs
- Birth control pills
- Blood thinners
Alternatives to Warfarin Sodium
- Apixaban
- Dabigatran
- Rivaroxaban
- Edoxaban
