دورية أكاديمية

Dose selection for a phase III study evaluating gepotidacin (GSK2140944) in the treatment of uncomplicated urogenital gonorrhoea.

التفاصيل البيبلوغرافية
العنوان: Dose selection for a phase III study evaluating gepotidacin (GSK2140944) in the treatment of uncomplicated urogenital gonorrhoea.
المؤلفون: Scangarella-Oman NE; GSK Collegeville, Collegeville, Pennsylvania, USA nicole.e.scangarella-oman@gsk.com., Hossain M; GSK Collegeville, Collegeville, Pennsylvania, USA., Perry CR; GSK Collegeville, Collegeville, Pennsylvania, USA., Tiffany C; GSK Collegeville, Collegeville, Pennsylvania, USA., Powell M; GSK, Research Triangle Park, North Carolina, USA., Swift B; GSK, Research Triangle Park, North Carolina, USA., Dumont EF; GSK Collegeville, Collegeville, Pennsylvania, USA.
المصدر: Sexually transmitted infections [Sex Transm Infect] 2023 Feb; Vol. 99 (1), pp. 64-69. Date of Electronic Publication: 2022 Nov 21.
نوع المنشور: Journal Article; Review; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S.
اللغة: English
بيانات الدورية: Publisher: BMJ Pub. Group Country of Publication: England NLM ID: 9805554 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1472-3263 (Electronic) Linking ISSN: 13684973 NLM ISO Abbreviation: Sex Transm Infect Subsets: MEDLINE
أسماء مطبوعة: Original Publication: London : BMJ Pub. Group, c1998-
مواضيع طبية MeSH: Gonorrhea*/drug therapy , Gonorrhea*/microbiology, Humans ; Acetylcholinesterase/pharmacology ; Acetylcholinesterase/therapeutic use ; Anti-Bacterial Agents/therapeutic use ; Acenaphthenes/pharmacology ; Acenaphthenes/therapeutic use ; Neisseria gonorrhoeae ; Microbial Sensitivity Tests ; Clinical Trials, Phase III as Topic
مستخلص: Background: Gepotidacin is a novel, first-in-class triazaacenaphthylene antibiotic that inhibits bacterial DNA replication by a distinct mechanism of action and is active against most strains of Neisseria gonorrhoeae ( N. gonorrhoeae ). Phase II data suggested higher exposures were needed for efficacy and to suppress resistance development. A translational approach using in vitro pharmacokinetic/pharmacodynamic (PK/PD) and clinical data was used to select a gepotidacin dose for a phase III study. In this narrative review of previously shown data, we summarise how a translational approach based on in vitro PK/PD and population PK modelling and simulation data was undertaken to select a dosing regimen for the ongoing phase III gepotidacin study in participants with uncomplicated urogenital gonorrhoea.
Methods: For dose selection, prior in vitro minimum inhibitory concentrations (MICs) and PK/PD data were available. PK modelling was conducted to determine a dose that would limit plasma concentrations to less than 14 µg/mL (as concentrations above this are associated with QT prolongation and effects associated with acetylcholinesterase inhibition) while maintaining ≥90% probability of target attainment (PTA) for efficacy and resistance suppression against N. gonorrhoeae isolates with gepotidacin MICs ≤1 µg/mL.
Results: Two 3000 mg gepotidacin doses, administered 10-12 hours apart, resulted in PTA of ≥97.5% and ≥91.7% for gepotidacin MICs ≤1 µg/mL for the ratio of the area under the free drug plasma concentration-time curve over 24 hours to the MIC ( f AUC 0-24 /MIC) efficacy, and resistance suppression targets of 40 and 46, respectively, but limited the occurrence of maximum plasma concentrations ≥14 µg/mL.
Conclusions: Two gepotidacin 3000 mg oral doses 10-12 hours apart provide ~2-fold higher systemic exposures, increase efficacy for higher gepotidacin MIC N. gonorrhoeae isolates, reduce resistance potential and limit plasma concentrations of potential safety concern, compared with higher doses.
Competing Interests: Competing interests: All authors report employment with and stock/share options in GSK at the time of the study. MH is currently employed by Servier Pharmaceuticals, Boston, Massachusetts, USA. CT is currently employed by Spark Therapeutics, Philadelphia, Pennsylvania, USA. EFD is currently employed by Boston Pharmaceuticals, Cambridge, Massachusetts, USA.
(© Author(s) (or their employer(s)) 2023. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.)
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فهرسة مساهمة: Keywords: clinical trial; gonorrhoea; neisseria gonorrhoeae
سلسلة جزيئية: ClinicalTrials.gov NCT02294682
المشرفين على المادة: DVF0PR037D (gepotidacin)
EC 3.1.1.7 (Acetylcholinesterase)
0 (Anti-Bacterial Agents)
0 (Acenaphthenes)
تواريخ الأحداث: Date Created: 20221121 Date Completed: 20230119 Latest Revision: 20230208
رمز التحديث: 20230208
مُعرف محوري في PubMed: PMC9887395
DOI: 10.1136/sextrans-2022-055518
PMID: 36411033
قاعدة البيانات: MEDLINE
الوصف
تدمد:1472-3263
DOI:10.1136/sextrans-2022-055518