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Aspirin and Ginkgo biloba

Determining the interaction of Aspirin and Ginkgo biloba and the possibility of their joint administration.

Check result:
Aspirin <> Ginkgo biloba
Relevance: 09.04.2023 Reviewer: Shkutko P.M., M.D., in

In the database of official manuals used in the service creation an interaction registered by statistical results of studies was found, which can either lead to negative consequences for the patient health or strengthen a mutual positive effect. A doctor should be consulted to address the issue of joint drug administration.

Consumer:

Talk to your doctor before using ginkgo together with aspirin. Ginkgo products have been reported to cause bleeding in some cases, and taking it with other medications that can also cause bleeding such as aspirin may increase that risk. You may need a dose adjustment or more frequent monitoring by your doctor to safely use both medications. You should seek immediate medical attention if you experience any unusual bleeding or bruising, or have other signs and symptoms of bleeding such as dizziness; lightheadedness; red or black, tarry stools; coughing up or vomiting fresh or dried blood that looks like coffee grounds; severe headache; and weakness. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Professional:

GENERALLY AVOID: Ginkgo may potentiate the risk of bleeding associated with anticoagulants, platelet inhibitors, and thrombolytic agents. Ginkgolide B, a component of ginkgo, inhibits platelet-activating factor by displacing it from its receptor-binding site, resulting in reduced platelet aggregation. There have been isolated reports of bleeding complications (e.g., spontaneous intracranial bleeding; spontaneous hyphema; peri- and postoperative bleeding) and prolonged bleeding times associated with the ingestion of ginkgo, some of which resolved following discontinuation of ginkgo use. Possible interactions with warfarin and aspirin have also been described in the medical literature. A patient stabilized on warfarin for five years developed intracerebral hemorrhage two months after starting ginkgo, and another who had been taking aspirin 325 mg/day for three years developed spontaneous bleeding of the iris into the anterior chamber of the eye one week after he began using ginkgo. In contrast, an investigative study found no significant effect of ginkgo pretreatment for 7 days on clotting status or the pharmacokinetics or pharmacodynamics of a single 25 mg dose of warfarin in 12 healthy volunteers. Another study consisting of 24 patients stabilized on warfarin for at least several months also found no significant effect of ginkgo on INR or warfarin dosage compared to placebo, and no major bleedings were observed in the study. However, it is important to recognize that pharmacologic effects of herbal products may be highly variable due to inconsistencies in formulation and potency of commercial preparations.

MANAGEMENT: Patients should consult a healthcare provider before taking any herbal or alternative medicine. In general, consumption of ginkgo should be avoided during use of coagulation-modifying agents and at least two weeks prior to surgery. In patients who have used this herb extensively prior to receiving anticoagulation, antiplatelet or thrombolytic therapy, the potential for an interaction should be considered. Close clinical and laboratory observation for hematologic complications is recommended. Patients should be advised to promptly report any signs of bleeding to their physician, including pain, swelling, headache, dizziness, weakness, prolonged bleeding from cuts, increased menstrual flow, vaginal bleeding, nosebleeds, bleeding of gums from brushing, unusual bleeding or bruising, red or brown urine, or red or black stools.

References
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  • Rowin J, Lewis SL "Spontaneous bilateral subdural hematomas associated with chronic Gingko biloba ingestion." Neurology 46 (1996): 1775-6
  • Heck AM, DeWitt BA, Lukes AL "Potential interactions between alternative therapies and warfarin." Am J Health Syst Pharm 57 (2000): 1221-7; quiz 1228-30
  • Engelsen J, Nielsen JD, Winther K "Effect of coenzyme Q10 and Ginkgo biloba on warfarin dosage in stable, long-term warfarin treated outpatients. A randomised, double blind, placebo-crossover trial." Thromb Haemost 87 (2002): 1075-6
  • Matthews MK Jr "Association of Ginko biloba with intracerebral hemorrhage." Neurology 50 (1998): 1933-4
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  • Benjamin J, Muir T, Briggs K, Pentland B "A case of cerebral haemorrhage - can Ginkgo biloba be implicated?." Postgrad Med J 77 (2001): 112-3
  • Fong KC, Kinnear PE "Retrobulbar haemorrhage associated with chronic Gingko biloba ingestion." Postgrad Med J 79 (2003): 531-2
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  • Chung KF, McCusker M, Page CP, Dent G, Guinot P, Barnes PJ "Effect of ginkgolide mixture (BN 52063) in antagonising skin and platelet responses to platelet acitivating factor in man." Lancet 1 (1987): 248-51
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Aspirin

Generic Name: aspirin

Brand name: Arthritis Pain, Aspir 81, Aspir-Low, Bayer Childrens Aspirin, Durlaza, Ecotrin, Ecpirin, Fasprin, Halfprin, Miniprin, Aspiritab, Bayer, Bayer Low Strength, Bayer Children's, St. Joseph 81 mg Adult

Synonyms: n.a.

Ginkgo biloba

Generic Name: ginkgo

Brand name: Ginkgo biloba, Gingko Biloba

Synonyms: n.a.

In the course of checking the drug compatibility and interactions, data from the following reference sources was used: Drugs.com, Rxlist.com, Webmd.com, Medscape.com.

Interaction with food and lifestyle
Disease interaction