MODERATE — Monitor Closely
Nattokinase + Celecoxib — Moderate Bleeding Risk
Evidence level: MODERATE
Combining Nattokinase with Celecoxib increases your bleeding risk. Nattokinase thins blood by breaking down clotting factors, while Celecoxib also affects platelet function. Together they may cause excessive bruising or bleeding.
Nattokinase has fibrinolytic and antiplatelet activity that may potentiate the antiplatelet effects of Celecoxib. The combination increases bleeding risk through dual-pathway inhibition of hemostasis.
Ask your doctor before combining Nattokinase with Celecoxib. Celecoxib (Celebrex) is a COX-2 selective NSAID with less platelet effect than traditional NSAIDs — but it still carries some bleeding risk, especially at higher doses. The combination with nattokinase's fibrin-dissolving action may be better tolerated than with non-selective NSAIDs, but still warrants monitoring. Celecoxib also has cardiovascular risks at higher doses. If you take it for osteoarthritis or rheumatoid arthritis, discuss whether nattokinase supplementation is appropriate given your overall cardiovascular risk profile.
Take Celecoxib as prescribed. Nattokinase can typically be taken with a meal, spaced 1-2 hours from the medication for clean absorption. Discuss this combination with your pharmacist for personalized guidance.
Higher risk for: elderly, those with history of GI bleeding or ulcers, renal impairment, concurrent anticoagulant or corticosteroid use, cardiovascular disease, or chronic high-dose NSAID use.
Increased bruising, stomach pain, dark/tarry stools, nosebleeds, prolonged bleeding from minor wounds.
Discuss the additive bleeding risk of combining a fibrinolytic supplement with an NSAID. Consider acetaminophen as alternative analgesic. Monitor for GI bleeding symptoms.
NSAID interactions often involve bleeding risk or kidney strain. Safer anti-inflammatory alternatives: curcumin/turmeric, omega-3 fish oil, or acetaminophen (for pain without anti-inflammatory effects). Use NSAIDs at the lowest effective dose for the shortest duration.
Combining Nattokinase with Celecoxib increases your bleeding risk. Nattokinase thins blood by breaking down clotting factors, while Celecoxib also affects platelet function. Together they may cause excessive bruising or bleeding.
Take Celecoxib as prescribed. Nattokinase can typically be taken with a meal, spaced 1-2 hours from the medication for clean absorption. Discuss this combination with your pharmacist for personalized guidance.
Increased bruising, stomach pain, dark/tarry stools, nosebleeds, prolonged bleeding from minor wounds.
NSAID interactions often involve bleeding risk or kidney strain. Safer anti-inflammatory alternatives: curcumin/turmeric, omega-3 fish oil, or acetaminophen (for pain without anti-inflammatory effects). Use NSAIDs at the lowest effective dose for the shortest duration.
Discuss the additive bleeding risk of combining a fibrinolytic supplement with an NSAID. Consider acetaminophen as alternative analgesic. Monitor for GI bleeding symptoms.
Or browse the full interaction database (121,000+ pairs).