Safety, tolerability, pharmacokinetics, and pharmacodynamic properties of taranabant, a novel selective cannabinoid-1 receptor inverse agonist, for the treatment of obesity: Results from a double-blind, placebo-controlled, single oral dose study in healthy volunteers

被引:37
作者
Addy, Carol [1 ]
Li, Susie [2 ]
Agrawal, Nancy [2 ]
Stone, Julie [2 ]
Majumdar, Anup [2 ]
Zhong, Ling [2 ]
Li, Hankun [2 ]
Yuan, Jinyu [3 ]
Maes, Andrea [3 ]
Rothenberg, Paul [3 ]
Cote, Josee [3 ]
Rosko, Kim [3 ]
Cummings, Corinne [4 ]
Warrington, Steven [5 ]
Boyce, Malcolm [5 ]
Gottesdiener, Keith [3 ]
Stoch, Aubrey [3 ]
Wagner, John [3 ]
机构
[1] Merck Res Labs, Boston, MA 02115 USA
[2] Merck Res Labs, West Point, PA USA
[3] Merck Res Labs, Rahway, NJ USA
[4] Merck Res Labs, Harlow, Essex, England
[5] Cent Middlesex Hosp, London NW10 7NS, England
关键词
MK-0364; taranabant; cannabinoid-1 receptor inverse agonist; obesity; appetite; satiety;
D O I
10.1177/0091270008314467
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Taranabant is a novel cannabinoid CB-1 receptor (CBM) inverse agonist in clinical development for the treatment Of obesity. This double-blind, randomized, placebo-controlled, single oral dose study evaluated the safety, tolerability, pharmacokinetics, and pharmacodynamics of toranabont (0.5-600 mg) in 24 healthy male volunteers. Single-dose AUC(0-infinity) and C-max values for taranabant increased approximately linearly with dose up to 200 mg, with slightly less than dose-proportional increases in AUC(0-infinity) and C-max values for doses >200 mg. Plasma taranabant had a biphasic disposition, with a median t(max) of 1 to 2.5 hours and a terminal elimination t(1/2) of 38 to 69 hours. Coadministration of taranabant with a high-fat meal led to a 14% increase in C-max and a 74% increase in AUC(0-infinity). Clinical adverse experiences associated with single doses of taranabant were generally mild and transient. Of the 198 clinical adverse experiences reported, the most common drug-related ones were nausea (36), headache (22), drowsiness (14), abdominal discomfort/abdominal pain/stomachache (14), hiccups (9), dizziness (8), decreased appetite (7), increased bowel movement (7), mood change (6), tiredness (4), vomiting (4), and sweating increased (4). Taranabant has pharmacokinetic characteristics suitable for a once-daily dosing regimen.
引用
收藏
页码:418 / 427
页数:10
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