Genetic Implications:
Pronunciation:
loo-soo-trom-boe-pag
Trade Name(s)
Ther. Class.
antithrombocytopenics
Pharm. Class.
thrombopoietin receptor agonists
Treatment of thrombocytopenia in patients with chronic liver disease who are scheduled to undergo a procedure.
Acts as a thrombopoietin receptor agonist which increases platelet production by initiating proliferation and differentiation of megakaryocytes from bone marrow progenitor cells.
Therapeutic Effect(s):
Absorption: Unknown.
Distribution: Well distributed to tissues.
Protein Binding: >99%.
Metabolism and Excretion: Primarily metabolized in liver via CYP4 isoenzymes. Primarily excreted in feces (83%) with 16% being eliminated as unchanged drug.
Half-life: 27 hr.
TIME/ACTION PROFILE (plasma concentrations)
ROUTE | ONSET | PEAK | DURATION |
---|---|---|---|
PO | unknown | 6–8 hr | 24 hr |
Contraindicated in:
Use Cautiously in:
CV: THROMBOEMBOLISM
GI: PORTAL VEIN THROMBOSIS
Neuro: headache
* CAPITALS indicate life-threatening.
Underline indicate most frequent.
Drug-Drug
None reported.
Should not be used in patients with chronic liver disease to normalize platelet counts.
PO (Adults): 3 mg once daily for 7 days. Begin therapy 8–14 days prior to the scheduled procedure such that the procedure takes place 2–8 days after the final dose.
Tablets: 3 mg
Lab Test Considerations:
Obtain platelet count before starting therapy and not >2 days before procedure.
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