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BLOOM-DM: Behavioral Modification and Lorcaserin for Overweight and Obesity Management in Diabetes Mellitus

A 52-Week, Double-blind, Randomized, Placebo-controlled, Parallel-group Study to Assess the Safety and Efficacy of Lorcaserin Hydrochloride in Overweight and Obese Patients With Type 2 Diabetes Mellitus Managed With Oral Hypoglycemic Agent(s)

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00603291
Enrollment
604
Registered
2008-01-29
Start date
2007-12-31
Completion date
2010-10-31
Last updated
2019-10-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity

Keywords

obesity, weight loss, lorcaserin, APD356, BLOOM-DM, hypertension, dyslipidemia, sleep apnea, glucose tolerance, cardiovascular disease, Arena

Brief summary

The purpose of this study is to assess the weight loss effect of lorcaserin during and at the end of 1 year of treatment in overweight and obese patients with Type II diabetes mellitus treated with metformin, sulfonylurea (SFU), or either agent in combination with other oral hypoglycemic agents.

Interventions

Lorcaserin 10 mg tablet each morning and placebo tablet each evening for a duration of 52 weeks.

Lorcaserin 10 mg tablet each morning and evening for a duration of 52 weeks.

DRUGMatching Placebo

Matching placebo tablet each morning and evening for a duration of 52 weeks.

Sponsors

Eisai Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Overweight/obese men and women with type 2 diabetes mellitus that is managed with oral anti-hyperglycemic agent(s). * Body mass index (BMI) 27 to 45 kg/m2, inclusive. * Ability to complete a 1 year study

Exclusion criteria

* Pregnancy * Use of insulin in any form, exenatide (Byetta) or pramlintide (Symlin) within 3 months prior to screening * History of symptomatic heart valve disease * Serious or unstable current or past medical conditions

Design outcomes

Primary

MeasureTime frameDescription
Co-primary Endpoint- Percentage of Participants Achieving Greater Than or Equal to 5% Weight Loss From Baseline to Week 52Baseline and Week 52The percentage of patients with a reduction from baseline body weight of 5% or more after 52 weeks.

Secondary

MeasureTime frameDescription
Percent Change in Body Weight From Baseline to Week 52Baseline and Week 52The percent change in body weight (kg) from baseline to week 52.

Countries

United States

Participant flow

Participants by arm

ArmCount
Lorcaserin 10 mg QD
lorcaserin 10 mg QD tablets
95
Lorcaserin 10 mg BID
lorcaserin 10 mg BID tablets
256
Matching Placebo
matching placebo tablets
252
Total603

Baseline characteristics

CharacteristicLorcaserin 10 mg QDLorcaserin 10 mg BIDMatching PlaceboTotal
Age, Continuous53.1 years
STANDARD_DEVIATION 7.98
53.2 years
STANDARD_DEVIATION 8.26
52.0 years
STANDARD_DEVIATION 9.32
52.7 years
STANDARD_DEVIATION 8.68
Sex: Female, Male
Female
53 Participants137 Participants137 Participants327 Participants
Sex: Female, Male
Male
42 Participants119 Participants115 Participants276 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
— / —— / —— / —
other
Total, other adverse events
236 / 25689 / 95213 / 252
serious
Total, serious adverse events
16 / 2568 / 9517 / 252

Outcome results

Primary

Co-primary Endpoint- Percentage of Participants Achieving Greater Than or Equal to 5% Weight Loss From Baseline to Week 52

The percentage of patients with a reduction from baseline body weight of 5% or more after 52 weeks.

Time frame: Baseline and Week 52

Population: Modified Intent to Treat (MITT) with last observation carried forward (LOCF)

ArmMeasureValue (NUMBER)
Lorcaserin 10 mg BIDCo-primary Endpoint- Percentage of Participants Achieving Greater Than or Equal to 5% Weight Loss From Baseline to Week 5237.5 percentage of participants
Lorcaserin 10 mg QDCo-primary Endpoint- Percentage of Participants Achieving Greater Than or Equal to 5% Weight Loss From Baseline to Week 5244.7 percentage of participants
Matching PlaceboCo-primary Endpoint- Percentage of Participants Achieving Greater Than or Equal to 5% Weight Loss From Baseline to Week 5216.1 percentage of participants
p-value: <0.000195% CI: [2.05, 4.8]Regression, Logistic
Secondary

Percent Change in Body Weight From Baseline to Week 52

The percent change in body weight (kg) from baseline to week 52.

Time frame: Baseline and Week 52

Population: MITT with LOCF

ArmMeasureValue (LEAST_SQUARES_MEAN)Dispersion
Lorcaserin 10 mg BIDPercent Change in Body Weight From Baseline to Week 52-4.54 % change from baseline: body wt (kg)Standard Error 0.35
Lorcaserin 10 mg QDPercent Change in Body Weight From Baseline to Week 52-4.97 % change from baseline: body wt (kg)Standard Error 0.54
Matching PlaceboPercent Change in Body Weight From Baseline to Week 52-1.48 % change from baseline: body wt (kg)Standard Error 0.36
p-value: <0.000195% CI: [-3.92, -2.2]ANCOVA

Source: ClinicalTrials.gov · Data processed: Mar 23, 2026