About heparin true is_____________?
Correct answer: C. Half-life is 90 min
- A. Mixture of sulphated polypeptide
- B. Known to cause idiopathic thrombocytosis
- C. Half-life is 90 min
- D. Decrease action of prothrombin III
Explanation
Unfractionated heparin has a short, dose-dependent half-life of roughly 60 to 90 minutes. It enhances antithrombin III rather than reducing its action, and its important platelet complication is thrombocytopenia, not thrombocytosis.
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