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A Study to Evaluate Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ASC47 in Combination With Semaglutide

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ASC47 Injection, for Subcutaneous Use in Combination With Semaglutide in Participants With Obesity

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06972992
Enrollment
28
Registered
2025-05-15
Start date
2025-04-18
Completion date
2025-09-22
Last updated
2025-12-18

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

Conditions

Chronic Weight Management

Brief summary

This will be a phase I, randomized, double-blind, placebo-controlled. This study will be conducted in three periods: the screening period, the treatment period, and the follow-up period.

Interventions

DRUGASC47 +Semaglutide

ASC47 single subcutaneous injection + Semaglutide QW for 4 weeks

DRUGPlacebo+Semaglutide

Placebo single subcutaneous injection + Semaglutide QW for 4 weeks

Sponsors

Ascletis Pharma (China) Co., Limited
Lead SponsorINDUSTRY

Study design

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

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
Yes

Inclusion criteria

* Subject have provided informed consent before initiation of any study specific procedures * Females who are not pregnant or breastfeeding, or do not plan to become pregnant within 6 months and are willing to use effective contraceptive measures from the first dose of the investigational product until 3 months after the last dose are eligible. * No clinically significant findings from medical history, physical examination, 12-lead ECG, vital signs measurements, and other screening procedures, e.g., Clinical laboratory evaluations (congenital non-hemolytic hyperbilirubinemia as assessed by the Investigator (or sub-I). * Stable body weight (less than 5% self-reported change within the previous 3 months)

Exclusion criteria

* Have obesity traced to a medical cause, suggestive of genetic or syndromic obesity or obesity induced by other endocrinologic disorders, such as hypothyroidism, Cushing syndrome, Prader-Willi syndrome and other conditions. * Have a history of active or untreated malignancy or are in remission from a clinically significant malignancy (other than basal or squamous cell skin cancer, in situ carcinomas of the cervix, or in situ prostate cancer) for less than 5 years. * Have a positive alcohol or drug screen at screening or have a history of alcohol or drug abuse within the past 1 year. * Have an autoimmune disease, is immunosuppressed or is in any way immunocompromised. * Have received an experimental agent (vaccine, drug, biologic, device, blood product or medication) within 1 month or 5 half-lives of the experimental agent (exception of placebo) prior to the start of the treatment.

Design outcomes

Primary

MeasureTime frameDescription
Adverse eventsup to 71 daysEvaluate the incidence of Serious Adverse Events (SAEs) and Adverse Events (AEs)

Secondary

MeasureTime frameDescription
AUC of ASC47up to 71 daysEvaluate the Area under the plasma concentration versus time curve of ASC47 in combination with semaglutide.
Change From Baseline in Body Weightup to 71 daysChange from baseline (week 1) to week 10 in body weight was evaluated
Cmax of ASC47up to 71 daysEvaluate the Peak Plasma Concentration of ASC47 in combination with semaglutide.
T1/2 of ASC47up to 71 daysEvaluate the Terminal-Phase Half-Life of ASC47 in combination with semaglutide.
CL/F of ASC47up to 71 daysEvaluate the Apparent Systemic Clearance of ASC47 in combination with semaglutide.

Countries

United States

Outcome results

None listed

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