Combining Diclofenac Sodium and Warfarin Sodium is a major interaction and should generally be avoided without close medical supervision.
Concomitant use of warfarin and diclofenac significantly increases the risk of serious bleeding, including gastrointestinal hemorrhage. Patients may experience bruising, epistaxis, hematuria, or more severe internal bleeding events, which can be life-threatening.
Mechanism: Warfarin is an anticoagulant that inhibits vitamin K-dependent clotting factors. Diclofenac, an NSAID, inhibits platelet aggregation and can cause gastrointestinal irritation and ulceration, thereby increasing the risk of bleeding when combined with warfarin.
Diclofenac Sodium vs. Warfarin Sodium
Compare Diclofenac Sodium and Warfarin Sodium: mechanism of action, indications, side effects, cost, and which may be right for you.
Drug A
Diclofenac Sodium
Diclofenac Sodium
NSAIDs (Non-Steroidal Anti-Inflammatory Drugs)
RxDrug B
Warfarin Sodium
Warfarin Sodium
Anticoagulants
RxQuick Comparison
| Category | Diclofenac Sodium | Warfarin Sodium |
|---|---|---|
| Drug Class | NSAIDs (Non-Steroidal Anti-Inflammatory Drugs) | Anticoagulants |
| Rx Status | Rx | Rx |
| Generic Available | No | No |
| Typical Cost | $10-$30/month | $10–$50/month |
Diclofenac Sodium Overview
DICLOFENAC SODIUM (brand name: Diclofenac Sodium) is a NSAIDs. 1 INDICATIONS AND USAGE Diclofenac sodium topical solution, USP is indicated for the treatment of signs and symptoms of osteoarthritis of the knee(s) (1). Diclofenac sodium topical solution is a nonsteroidal anti-inflammatory drug indicated for the treatment of signs and symptoms of osteoarthritis…
Full Diclofenac Sodium guide →Warfarin Sodium Overview
Warfarin Sodium is a "blood thinner" (anticoagulant) medication that helps prevent and treat harmful blood clots in the body. It works by reducing the body's ability to form clots, which can help prevent serious conditions like strokes, heart attacks, and clots in the legs or lungs, especially in people with certain heart conditions or after a heart attack.
Full Warfarin Sodium guide →How Each Drug Works
Diclofenac Sodium
Diclofenac has analgesic, anti-inflammatory, and antipyretic properties. The mechanism of action of diclofenac sodium, like that of other NSAIDs, is not completely understood but involves inhibition of cyclooxygenase (COX-1 and COX-2). Diclofenac is a potent inhibitor of prostaglandin synthesis in vitro. Diclofenac concentrations reached during therapy have produced in vivo effects. Prostaglandins sensitize afferent nerves and potentiate the action of bradykinin in induc…
Warfarin Sodium
Warfarin acts by inhibiting the synthesis of vitamin K-dependent clotting factors, which include Factors II, VII, IX, and X, and the anticoagulant proteins C and S. Vitamin K is an essential cofactor for the post ribosomal synthesis of the vitamin K-dependent clotting factors. Vitamin K promotes the biosynthesis of γ-carboxyglutamic acid residues in the proteins that are essential for biological activity. Warfarin is thought to interfere with clotting factor synthesis by…
Approved Uses (Indications)
Diclofenac Sodium
Diclofenac sodium topical solution, USP is indicated for the treatment of signs and symptoms of osteoarthritis of the knee(s) . Diclofenac sodium topical solution is a nonsteroidal anti-inflammatory drug indicated for the treatment of signs and symptoms of osteoarthritis of the knee(s).
Warfarin Sodium
Warfarin sodium tablets are indicated for: Prophylaxis and treatment of venous thrombosis and its extension, pulmonary embolism (PE). Prophylaxis and treatment of thromboembolic complications associated with atrial fibrillation (AF) and/or cardiac valve replacement. Reduction in the risk of death, recurrent myocardial infarction (MI), and thromboembolic events such as stroke or systemic embolization after myocardial infarction. Limitations of Use Warfarin sodium tablets have no direct effect on an established thrombus, nor does it reverse ischemic tissue damage. Once a …
Side Effects
Diclofenac Sodium
Warfarin Sodium
Cost Comparison
Diclofenac Sodium
$10-$30/month
Diclofenac sodium is widely available as a low-cost generic. Patients can often find significant savings by using discount cards or pharmacy loyalty programs.
Warfarin Sodium
$10–$50/month
Warfarin Sodium is available as an affordable generic. Using discount cards like GoodRx can further reduce the cost, often bringing it down to under $10 per month at many pharmacies.
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Medical Disclaimer
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