Population pharmacokinetic and pharmacodynamic analysis of tesamorelin in HIV-infected patients and healthy subjects

Verfasser / Beitragende:
[Mario González-Sales, Olivier Barrière, Pierre Tremblay, Fahima Nekka, Jean-Claude Mamputu, Sylvie Boudreault, Mario Tanguay]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Pharmacokinetics and Pharmacodynamics, 42/3(2015-06-01), 287-299
Format:
Artikel (online)
ID: 60553392X
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024 7 0 |a 10.1007/s10928-015-9416-2  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10928-015-9416-2 
245 0 0 |a Population pharmacokinetic and pharmacodynamic analysis of tesamorelin in HIV-infected patients and healthy subjects  |h [Elektronische Daten]  |c [Mario González-Sales, Olivier Barrière, Pierre Tremblay, Fahima Nekka, Jean-Claude Mamputu, Sylvie Boudreault, Mario Tanguay] 
520 3 |a The objective of this analysis was to characterize the time course of selected pharmacodynamic (PD) markers of tesamorelin: growth hormone (GH) and insulin-like growth factor (IGF-1) concentrations in HIV-infected patients and healthy volunteers. A total of 41 subjects in Phase I trials receiving subcutaneous daily doses of 1 or 2mg of tesamorelin during 14 consecutive days were included in this analysis. A previous pharmacokinetic (PK) model of tesamorelin was used as the input function for the PD model of GH. Tesamorelin was hypothesized to stimulate the secretion of GH in an "episodic” manner, i.e., for a finite duration of time. The resulting PK/PD model of GH was used to describe the time course of IGF-1. The effect of age, body weight, body mass index, sex, race, and health status on the model parameters was evaluated. The model was qualified using predictive checks and non-parametric bootstrap. Within the range of the values evaluated no covariates were significantly associated with GH or IGF-1 model parameters. Model evaluation procedures indicated accurate prediction of the selected pharmacodynamic markers. The time course of GH and IGF-1 concentrations following multiple doses of tesamorelin were well predicted by the sequential PK/PD model developed using Phase I data. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Phase I  |2 nationallicence 
690 7 |a Clinical trial  |2 nationallicence 
690 7 |a Population pharmacokinetics and pharmacodynamics  |2 nationallicence 
690 7 |a Indirect response  |2 nationallicence 
690 7 |a NONMEM  |2 nationallicence 
700 1 |a González-Sales  |D Mario  |u Université de Montréal, Montreal, Canada  |4 aut 
700 1 |a Barrière  |D Olivier  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
700 1 |a Tremblay  |D Pierre  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
700 1 |a Nekka  |D Fahima  |u Université de Montréal, Montreal, Canada  |4 aut 
700 1 |a Mamputu  |D Jean-Claude  |u Theratechnologies Inc, Montreal, Canada  |4 aut 
700 1 |a Boudreault  |D Sylvie  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
700 1 |a Tanguay  |D Mario  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
773 0 |t Journal of Pharmacokinetics and Pharmacodynamics  |d Springer US; http://www.springer-ny.com  |g 42/3(2015-06-01), 287-299  |x 1567-567X  |q 42:3<287  |1 2015  |2 42  |o 10928 
856 4 0 |u https://doi.org/10.1007/s10928-015-9416-2  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10928-015-9416-2  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a González-Sales  |D Mario  |u Université de Montréal, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Barrière  |D Olivier  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tremblay  |D Pierre  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Nekka  |D Fahima  |u Université de Montréal, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mamputu  |D Jean-Claude  |u Theratechnologies Inc, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Boudreault  |D Sylvie  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tanguay  |D Mario  |u inVentiv Health Clinical, Montreal, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Pharmacokinetics and Pharmacodynamics  |d Springer US; http://www.springer-ny.com  |g 42/3(2015-06-01), 287-299  |x 1567-567X  |q 42:3<287  |1 2015  |2 42  |o 10928