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Efficacy, security and pharmacokinetics of a brand new high-purity issue X focus in girls and women with hereditary issue X deficiency.
J Thromb Haemost. 2018 Feb 20;:
Authors: Kulkarni R, James AH, Norton M, Shapiro A
Summary
BACKGROUND: A high-purity, plasma-derived issue X focus (pdFX) is authorized to deal with hereditary issue X deficiency, an autosomal recessive dysfunction.
OBJECTIVE: Put up hoc evaluation of pdFX pharmacokinetics, security, and efficacy in girls and women with hereditary issue X deficiency.
PATIENTS/METHODS: Topics aged ?12 years with reasonable/extreme issue X deficiency (plasma issue X exercise <5 IU/dL) acquired on-demand or preventive pdFX (25 IU/kg) for ?2 years.
RESULTS: Of 16 enrolled topics, 10 girls and women (aged 14-58 years [median, 25.5 years]) acquired 267 pdFX infusions. Imply month-to-month infusions per topic had been larger amongst girls and women (2.48) than males and boys (1.62). In girls and women, 132 assessable bleeding episodes (61 heavy menstrual bleeding, 47 joint, 15 muscle, 9 different) had been handled with pdFX, with a 98% remedy success fee versus 100% in males and boys. Imply pdFX incremental restoration was related within the 2 teams (2.05 vs 1.91 IU/dL per IU/kg), as was imply half-life (29.three vs 29.5 hours). Of 142 adversarial occasions in girls and women, headache was the most typical (12 occasions in 6 topics). Six occasions (2 infusion-site erythema, 2 fatigue, 1 again ache, 1 infusion-site ache) in 2 topics had been thought-about presumably pdFX associated. Following the trial, pdFX was used to efficiently keep hemostasis in 2 topics present process obstetric supply.
CONCLUSIONS: pdFX was properly tolerated and efficient in girls and women with issue X deficiency. Though girls and women had totally different bleeding signs and websites than males and boys, their pdFX pharmacokinetic profile was comparable. This text is protected by copyright. All rights reserved.
PMID: 29460388 [PubMed – as supplied by publisher]