Health and Medicine in the News

Headline:

Mixing Tylenol blood thinner may cause internal bleeding

Newspaper Article Synopsis:

Frequent doses of acetaminophen the main ingredient in Tylenol may cause internal bleeding in patients already taking warfarin. Acetaminophen increases the blood thinning effect of warfarin which typically is used to thin the blood enough to prevent clotting.

Newspaper Article Source:

News Services. Mixing Tylenol blood thinner may cause internal bleeding. Star Tribune, 1998 March 4: A9(col.2).

Journal Article Citation:

Hylek EM., et al. Acetaminophen and other risk factors for excessive warfarin anticoagulation. JAMA 1998 Mar; 279(9): 657-62.

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