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A Phase I Study of SSGJ-716 in Healthy Adults and Participants With Moderate-to-Severe Atopic Dermatitis

A Randomized, Double-Blind, Placebo-Controlled, Dose-Escalation Phase I Clinical Trial to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamic Characteristics of SSGJ-716 Injection Administered Subcutaneously in Healthy Chinese Adults and Participants With Moderate-to-Severe Atopic Dermatitis

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07693738
Enrollment
96
Registered
2026-07-09
Start date
2026-05-18
Completion date
2028-01-29
Last updated
2026-07-10

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

Conditions

AD

Brief summary

The purpose of this Phase 1 study is to evaluate the safety and tolerability of a new investigational drug called SSGJ-716 in healthy adults and in participants with moderate-to-severe atopic dermatitis (AD). The study has two parts. The first part (Single Ascending Dose, SAD) will enroll healthy adults.The second part (Multiple Ascending Dose, MAD) will enroll participants with moderate-to-severe AD.

Interventions

DRUGSSGJ-716

Single and multiple subcutaneous injection

DRUGPlacebo

Single and multiple subcutaneous injection

Sponsors

Sunshine Guojian Pharmaceutical (Shanghai) Co., Ltd.
Lead SponsorINDUSTRY

Study design

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

Eligibility

Sex/Gender
ALL
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

* Able to understand protocol requirements and sign a written ICF. * Male or female subjects aged 18-45 years when signing the ICF. * Male subjects with body weight ≥ 50 kg, and female subjects with body weight ≥ 45 kg. Subjects with BMI between 18 and 28 kg/m2. * Subjects whose test results are normal, or abnormal without clinical significance as determined by the investigator. * Female subjects with childbearing potential and male subjects (and their female partners) must agree to take highly effective contraceptive measures.

Exclusion criteria

* History of severe allergy, or with a history of allergy to the study treatment or related excipients. * With any clinically significant diseases prior to the screening visit. Subjects with positive test results for hepatitis B surface antigen (HBsAg), anti-hepatitis C virus (HCV) antibody, anti-human immunodeficiency virus (HIV) antibody. * History of of significant alcohol abuse. * History of significant drug abuse. * Subjects who have positive result for urine nicotine test at screening. Pregnant, or nursing females.

Design outcomes

Primary

MeasureTime frame
Number of participants with adverse events (AEs) and serious adverse events (SAEs)85 days

Secondary

MeasureTime frame
Maximum observed concentration (Cmax)85 days
Time to maximum concentration (Tmax)85 days
Elimination half-life (t1/2)85 days
Area under the concentration-time curve from time zero to last measurable concentration (AUC0-last)85 days
Incidence of Anti-Drug Antibody (ADA)85 days

Countries

China

Contacts

CONTACTQinghong Zhou
zhouqinghong@3sbio.com+86 189113015

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 11, 2026