BLOOM: Behavioral Modification and Lorcaserin for Overweight and Obesity Management

Summary

The purpose of this study is to assess the weight loss effect of lorcaserin at the end of the first year of treatment (Week 52) and to assess the ability of lorcaserin to maintain weight loss at the end of the second year of treatment (Week 104)

Timeline

Start

2006-11

Primary completion

2009-02

Completion

2009-02

Outcome

Met primary endpoint

registry analysis (unspecified test); Lorcaserin 10 mg BID vs Matching Placebo BID; p <0.0001; Odds Ratio (OR) 3.6 (95% CI 3.0 to 4.2); ANCOVA NCT00395135 ↗

paper At 1 year, 47.5% of patients in the lorcaserin group and 20.3% in the placebo group had lost 5% or more of their body weight (P<0.001), PMID 20647200 ↗

Publications

• Weissman NJ, Smith SR, Fain R, Hall N, Shanahan WR. Effects of lorcaserin on pre-existing valvulopathy: A pooled analysis of phase 3 trials. Obesity (Silver Spring). 2017 Jan;25(1):39-44. doi: 10.1002/oby.21695. Epub 2016 Nov 26.
• Handelsman Y, Fain R, Wang Z, Li X, Fujioka K, Shanahan W. Lorcaserin treatment allows for decreased number needed to treat for weight and glycemic parameters in week 12 responders with >/=5% weight loss. Postgrad Med. 2016 Nov;128(8):740-746. doi: 10.1080/00325481.2016.1240591. Epub 2016 Oct 19.
• Nguyen CT, Zhou S, Shanahan W, Fain R. Lorcaserin in Obese and Overweight Patients Taking Prohibited Serotonergic Agents: A Retrospective Analysis. Clin Ther. 2016 Jun;38(6):1498-1509. doi: 10.1016/j.clinthera.2016.04.004. Epub 2016 May 17.
• Nesto R, Fain R, Li Y, Shanahan W. Evaluation of lorcaserin on progression of prediabetes to type 2 diabetes and reversion to euglycemia. Postgrad Med. 2016 May;128(4):364-70. doi: 10.1080/00325481.2016.1178590.
• Weissman NJ, Sanchez M, Koch GG, Smith SR, Shanahan WR, Anderson CM. Echocardiographic assessment of cardiac valvular regurgitation with lorcaserin from analysis of 3 phase 3 clinical trials. Circ Cardiovasc Imaging. 2013 Jul;6(4):560-7. doi: 10.1161/CIRCIMAGING.112.000128. Epub 2013 May 9.
• Smith SR, Weissman NJ, Anderson CM, Sanchez M, Chuang E, Stubbe S, Bays H, Shanahan WR; Behavioral Modification and Lorcaserin for Overweight and Obesity Management (BLOOM) Study Group. Multicenter, placebo-controlled trial of lorcaserin for weight management. N Engl J Med. 2010 Jul 15;363(3):245-56. doi: 10.1056/NEJMoa0909809.

Drugs

Evaluation	Drug	Modality	Dose	Route
Subject	Lorcaserin	Small molecule	10 mg	—

Indications