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Efficacy and Safety of HRS9531 Injection in Obese Subjects Without Diabetes

A Multicenter, Randomized, Double-blind, Placebo- Parallel Controlled, Phase II Study to Evaluate the Efficacy and Safety of HRS9531 Injection in Obese Subjects Without Diabetes

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05881837
Enrollment
249
Registered
2023-05-31
Start date
2023-06-13
Completion date
2024-10-13
Last updated
2025-04-30

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

Conditions

Overweight or Obesity

Brief summary

To evaluate the efficacy and dose-response relationship of HRS9531 injection compared with placebo in reducing body weight in obese subjects without diabetes after 24 weeks of treatment.

Interventions

HRS9531 injection: dose level 1 for 32 weeks、level 2 for 20 weeks

Placebo arm matching active arm HRS9531 injection dose level 1 for 32 weeks、HRS9531 injection level 2 for 20 weeks

Sponsors

Fujian Shengdi Pharmaceutical Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Intervention model description

A multicenter, randomized, double-blind, placebo- parallel controlled Phase II clinical study

Eligibility

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

Inclusion criteria

1. Able and willing to provide a written informed consent; 2. Male or female subjects, 18-65 years of age at the time of signing informed consent; 3. At screening visit, 28.0 ≤BMI≤ 40.0 kg/m2; 4. Diet and exercise control for at least 3 months before screening visit, and less than 5 kg self-reported change within the last 3 months.

Exclusion criteria

1. Presence of - clinically significant lab or ECG results that may affect the evaluation of the efficacy or safety of the study drug at screening visit; 2. Uncontrollable hypertension; 3. PHQ-9 score ≥15; 4. Medical history or illness that affects your weight; 5. History of diabetes; 6. Acute infection, acute trauma, or medium to large surgery within 1 month prior to screening; 7. History of acute cardiovascular and cerebrovascular diseases within 6 months prior to screening; 8. Any organ-system malignancies developed within 5 years except for cured local basal cell cancer of the skin and in-situ cancer of the cervix; 9. Confirmed or suspected depression, bipolar disorder, suicidal tendencies, schizophrenia, or other serious mental illness; 10. History of alcohol and/or substance abuse or drug abuse within 1 year prior to screening; 11. Use of any medication or treatment that may have caused significant weight change within 3 months; 12. History of bariatric surgery; 13. Known or suspected hypersensitivity to trial product(s) or related products; 14. Participation in other clinical trials for any weight-loss indication within 3 months prior to screening, or participation in other clinical trials for any drug or medical device within 1 month prior to screening; 15. history of blood donation or blood loss in the 3 months before screening, or blood transfusion in the 2 months before screening; 16. Surgery is planned during the trial; 17. Mentally incapacitated or speech-impaired; 18. Female who is pregnant, breast-feeding or intends to become pregnant or is of childbearing potential and not using an adequate contraceptive method; 19. Researchers and relevant staff of the research Centre or other people directly involved in the implementation of the programme, and their immediate family members.

Design outcomes

Primary

MeasureTime frameDescription
Percentage change in body weightWeek 0, Week 24Percentage Change from baseline in body weight after 24 weeks of treatment

Secondary

MeasureTime frame
Change from baseline in total cholesterol after 24 weeks of treatmentWeek 0, Week 24
Change from baseline in fasting plasma glucose (FPG) after 24 weeks of treatmentWeek 0, Week 24
Change from baseline in glycosylated haemoglobin (HbA1c) after 24 weeks of treatmentWeek 0, Week 24
Number of AEs During the TrialWeek 0 to Week 56
Percentage change in body weightWeek 0, Week 32
Change from baseline in waist circumference after 24 weeks of treatmentWeek 0, Week 24
Change from baseline in BMI after 24 weeks of treatmentWeek 0, Week 24
Proportion of subjects with weight loss of ≥5% from baseline in body weight after 24 weeks of treatmentWeek 24
Proportion of subjects with weight loss of ≥10% from baseline in body weight after 24 weeks of treatmentWeek 24
Change from baseline in blood pressure after 24 weeks of treatmentWeek 0, Week 24
Proportion of Subjects with weight loss of ≥5% from baseline in body weight after 32 weeks of treatmentWeek 32
Proportion of Subjects with weight loss of ≥10% from baseline in body weight after 32 weeks of treatmentWeek 32
Change from baseline in body weight after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in waist circumference after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in BMI after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in blood pressure after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in total cholesterol after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in fasting plasma glucose (FPG) after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in glycosylated haemoglobin (HbA1c) after 32 weeks of treatmentWeek 0, Week 32
Change from baseline in body weight after 24 weeks of treatmentWeek 0, Week 24

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026