| Literature DB >> 32323890 |
John C Panetta1, Yiwei Liu1, Hope D Swanson1, Seth E Karol2, Ching-Hon Pui2, Hiroto Inaba2, Sima Jeha2, Mary V Relling1.
Abstract
It is unclear if dosing intervals for Erwinase can be extended with intramuscular (i.m.) versus intravenous (i.v.) dosing. Children with acute lymphoblastic leukemia received Erwinase at 30 000-42 000 IU/m2 i.v. or i.m. I.m. Erwinase (n = 22) achieved activity above 0.1 IU/mL for longer than i.v. Erwinase (n = 33) (3.4 vs 2.9 days, P = 0.0007). With 30 000 IU/m2 Monday, Wednesday, Friday, more patients achieved adequate concentrations over the weekend with i.m. vs i.v. dosing (P = 5 × 10-36 ). A schedule with i.v. doses on Monday and Wednesday and i.m. doses on Friday of 30 000 IU/m2 maintained activity > 0.1 IU/mL over the weekend in 80% of patients.Entities:
Keywords: Erwinase; acute lymphoblastic leukemia; asparaginase; intramuscular; intravenous; pharmacokinetics
Mesh:
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Year: 2020 PMID: 32323890 PMCID: PMC7253324 DOI: 10.1002/pbc.28244
Source DB: PubMed Journal: Pediatr Blood Cancer ISSN: 1545-5009 Impact factor: 3.167