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NCT04499950: A-NEW

Adaptive Nutrition and Exercise Weight Loss (A-NEW) Study

Completed Phase 2 Results posted Last updated 6 March 2025
What this trial tests

Phase 2 trial testing Contrave in Breast Cancer in 53 participants. Completed in 10 January 2024.

Timeline
8 February 2021
Primary endpoint
10 January 2024
10 January 2024

Quick facts

Lead sponsorSidney Kimmel Comprehensive Cancer Center at Johns Hopkins
PhasePhase 2
StatusCompleted
Study typeINTERVENTIONAL
Allocationnon randomized
Designsequential
Maskingsingle
Primary purposeother
Enrollment53
Start date8 February 2021
Primary completion10 January 2024
Estimated completion10 January 2024
Sites1 location across United States

Drugs / interventions tested

Conditions studied

Sponsor

Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins — full company profile →

Who can join

18 and older, female only, with Breast Cancer or Overweight or Obesity. Patients with the condition only — healthy volunteers not accepted.

Results — posted to ClinicalTrials.gov

Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.

Number of Patients With 5 Percent Weight Loss (in SLOW-BWL) Primary · 6 months

To assess the rate of SLOW-BWL patients attaining at least 5% weight loss of their baseline body weight at 6 months with the addition of Contrave to BWL at week 9.

GroupValue95% CI
SLOW-BWL16
Change in Scores on Patient-Reported Outcomes Measurement Information System (PROMIS) Physical Function - Short Form Questionnaire Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Patient-Reported Outcomes Measurement Information System (PROMIS) Physical Function. The total score ranges from 33.5 to 61.7. The higher the score, the better the physical function.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL20 – 5
FAST-BWL3-2 – 6
2 months to 6 months
GroupValue95% CI
SLOW-BWL0.0-0.8 – 3.3
FAST-BWL1.10.0 – 9.0
Change in Scores on Patient-Reported Outcomes Measurement Information System (PROMIS) Pain Interference - Short Form Questionnaire Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Patient-Reported Outcomes Measurement Information System (PROMIS) Pain Interference. The total score ranges from 41.0-67.4. The lower the score, the better the pain interference.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL-1.1-4.1 – 1.3
FAST-BWL0.0-7.2 – 0.0
2 months to 6 months
GroupValue95% CI
SLOW-BWL0.0-1.3 – 1.3
FAST-BWL0.0-4.2 – 0.0
Change in Scores on Patient-Reported Outcomes Measurement Information System (PROMIS) Fatigue - Short Form Questionnaire Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Patient-Reported Outcomes Measurement Information System (PROMIS) Fatigue. The total score ranges from 39.6 to 62.0. The lower the score, the less the fatigue.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL Baseline - 2 Months0.0-5.0 – 3.2
FAST-BWL Baseline - 2 Months0.0-4.1 – 3.9
2 months to 6 months
GroupValue95% CI
SLOW-BWL Baseline - 2 Months1.6-2.0 – 5.3
FAST-BWL Baseline - 2 Months-0.7-3.4 – 3.1
Change in Scores on Patient-Reported Outcomes Measurement Information System (PROMIS) Emotional Distress - Depression - Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Patient-Reported Outcomes Measurement Information System (PROMIS) Depression. The total score ranges from 37.1-71.4. The lower the score, the less depression.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL0.0-6.20 – 0.0
FAST-BWL0.0-1.50 – 0.80
2 months to 6 months
GroupValue95% CI
SLOW-BWL0.0-2.0 – 0.0
FAST-BWL-1.8-8.4 – 0.0
Change in Scores on Patient-Reported Outcomes Measurement Information System (PROMIS) Emotional Distress - Anxiety - Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Patient-Reported Outcomes Measurement Information System (PROMIS) Anxiety. Scores range 36.3-71.5, with higher scores representing more severe anxiety symptoms.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL0.0-3.7 – 1.3
FAST-BWL0.0-0.6 – 2.4
2 months to 6 months
GroupValue95% CI
SLOW-BWL0-6 – 2
FAST-BWL-1-3 – 1
Change in Scores on the Medical Outcomes Study (MOS) Sexual Functioning Scale Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Medical Outcomes Study (MOS) Sexual Function. Score range 0-100 with higher score indicating less functioning. Four items are rated on a 5-point scale (1=not a problem, 2=little of a problem, 3=somewhat of a problem, 4=very much of a problem, and 5=not applicable).

Baseline to 2 months
GroupValue95% CI
SLOW-BWL0-9 – 0
FAST-BWL0-12 – 0
2 months to 6 months
GroupValue95% CI
SLOW-BWL00 – 0
FAST-BWL0-12 – 0
Change in Scores on Functional Assessment of Cancer Therapy-Endocrine Subscale (FACT-ES) Among FAST-BWL vs SLOW-BWL, as Well as Participants Who Achieve ≥5% Weight Loss at 6 Months vs Those Who Are Unable to Secondary · Baseline, 2 months and 6 Months

To report the change in scores at 2 and 6 months to baseline among FAST-BWL vs SLOW-BWL arms for Functional Assessment of Cancer Therapy-Endocrine Subscale (FACT-ES). Scores ranging from 39.0 to 73.0. Higher scores indicate greater impact from symptoms.

Baseline to 2 months
GroupValue95% CI
SLOW-BWL3-2 – 6
FAST-BWL21 – 4
2 months to 6 months
GroupValue95% CI
SLOW-BWL60 – 10
FAST-BWL42 – 8
Number of Patients With 5% Weight Loss (in FAST-BWL) Secondary · 6 months

To assess the proportion of women in the FAST-BWL arm who maintain ≥5% weight loss at 6 months.

GroupValue95% CI
FAST-BWL13

Adverse events — posted to ClinicalTrials.gov

Time frame: Initiation of drug up to 6 months. Reporting threshold: 5%. Adverse-event reports describe events observed during the trial — not all are caused by the drug.

SLOW-BWL
Serious: 0/38 (0%)
Deaths: 0/38
FAST-BWL
Serious: 0/15 (0%)
Deaths: 0/15
Other adverse events (19 terms — click to expand)

ReactionSystemSLOW-BWLFAST-BWL
constipationGastrointestinal disorders
NauseaGastrointestinal disorders
dry mouthGastrointestinal disorders
InsomniaPsychiatric disorders
DiarrheaGastrointestinal disorders
HeadacheNervous system disorders
FatigueGeneral disorders
Abdominal painGastrointestinal disorders
AnxietyPsychiatric disorders
Hot flashesVascular disorders
VomitingGastrointestinal disorders
TremorNervous system disorders
HyperhidrosisSkin and subcutaneous tissue disorders
BloatingGastrointestinal disorders
DizzinessNervous system disorders
TinnitusEar and labyrinth disorders
DysgeusiaNervous system disorders
ArthalgiaMusculoskeletal and connective tissue disorders
Back painMusculoskeletal and connective tissue disorders

Data from ClinicalTrials.gov NCT04499950 adverse events section.

Sponsor's own description

This is a single arm phase II study designed to determine the effects of pharmacotherapy and a remote behavioral weight loss intervention on weight loss in breast cancer survivors who are overweight or obese, and the impact of successful weight loss on serum biomarkers and gut microbiome.

Publications & conference data

8 peer-reviewed publications reference this trial (live from Europe PMC):

  1. Obesity and Cancer: A Current Overview of Epidemiology, Pathogenesis, Outcomes, and Management.
    Pati S, Irfan W, Jameel A, Ahmed S, et al · · 2023 · cited 393× · PMID 36672434 · DOI 10.3390/cancers15020485
  2. Role of Gut Microbiota in Breast Cancer and Drug Resistance.
    Viswanathan S, Parida S, Lingipilli BT, Krishnan R, et al · · 2023 · cited 38× · PMID 36986390 · DOI 10.3390/pathogens12030468
  3. Exploring the Potential Role of the Gut Microbiome in Chemotherapy-Induced Neurocognitive Disorders and Cardiovascular Toxicity.
    Ciernikova S, Mego M, Chovanec M. · · 2021 · cited 32× · PMID 33668518 · DOI 10.3390/cancers13040782
  4. Microbial Therapy and Breast Cancer Management: Exploring Mechanisms, Clinical Efficacy, and Integration within the One Health Approach.
    Filippou C, Themistocleous SC, Marangos G, Panayiotou Y, et al · · 2024 · cited 23× · PMID 38256183 · DOI 10.3390/ijms25021110
  5. Weight Gain after Hormone Receptor-Positive Breast Cancer.
    Goyal A, Milner GE, Cimino-Mathews A, Visvanathan K, et al · · 2022 · cited 6× · PMID 35735435 · DOI 10.3390/curroncol29060326
  6. Microbiome-targeted nanoplatforms and engineering approaches in breast cancer therapy.
    Sabeel Z, Yang Z. · · 2025 · cited 2× · PMID 41168838 · DOI 10.1186/s12943-025-02456-x
  7. Late effects in a high-risk population of breast cancer survivors.
    Sheng JY, Skuli SJ, Thorner ED, Zafman N, et al · · 2022 · cited 2× · PMID 34586509 · DOI 10.1007/s00520-021-06597-9
  8. Innovating and expanding weight loss strategies for breast cancer survivors.
    Sheng JY, Stearns V. · · 2021 · cited 2× · PMID 33796220 · DOI 10.18632/oncotarget.27898

Verify or expand the search:

Other trials of Contrave

Trials testing the same drug.

Other recruiting trials for Breast Cancer

Currently open trials in the same condition.

Other Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins trials

Trials by the same sponsor.

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Data sources for this page

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04499950.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing