Evaluation of 611 in Combination With Topical Corticosteroid in Participants With Moderate to Severe Atopic Dermatitis

NCT ID: NCT06554847

Last Updated: 2025-07-14

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

400 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-09-23

Study Completion Date

2026-08-16

Brief Summary

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This is a randomized, double-blind, placebo-controlled, parallel-group study to evaluate the safety and efficacy of 611 when used in combination with topical corticosteroid (TCS) treatment compared with placebo in combination with TCS treatment for moderate-to-severe atopic dermatitis.

Detailed Description

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Conditions

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Dermatitis, Atopic Eczema, Atopic

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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611 interval 1+Topical Corticosteroid

Participants will receive 611 according to established dosing interval 1. TCS will be initiated at Baseline in all patients and may be tapered or stopped, as needed, based on treatment response.

Group Type EXPERIMENTAL

611

Intervention Type DRUG

subcutaneous injection

Topical corticosteroid

Intervention Type DRUG

Topical

611 interval 2+Topical Corticosteroid

Participants will receive 611 according to established dosing interval 2. TCS will be initiated at Baseline in all patients and may be tapered or stopped, as needed, based on treatment response.

Group Type EXPERIMENTAL

611

Intervention Type DRUG

subcutaneous injection

Topical corticosteroid

Intervention Type DRUG

Topical

Placebo+Topical Corticosteroid

Participants will receive Placebo according to according to established dosing intervals. TCS will be initiated at Baseline in all patients and may be tapered or stopped, as needed, based on treatment response.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

subcutaneous injection

Topical corticosteroid

Intervention Type DRUG

Topical

Interventions

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611

subcutaneous injection

Intervention Type DRUG

Placebo

subcutaneous injection

Intervention Type DRUG

Topical corticosteroid

Topical

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Male or female adults ages 18 to 75 years old when signing the informed consent.
* AD (according to Hanifin-Rajka Criteria) that had been present for at least 1 years before the screening visit.
* Moderate to Severe Atopic Dermatitis.
* Recent history of inadequate response to treatment with topical medications.

Exclusion Criteria

* Participation in a prior 611 clinical study.
* Treatment with the following prior to the baseline visit: 1) Systemic corticosteroid or Immunosuppressants / Immunomodulators within 4 weeks or within 5 half-lives (if known), whichever is longer. 2) Monoclonal antibody within 5 half-lives (if known) or 4 months, whichever is longer. 3) Cell-depleting within 6 months.
* Treatment with a live (attenuated) vaccine within 2 months of the baseline visit or planned during the study.
* Serious or Uncontrolled diseases that may affect the safety of participants during the study period or hinder their completion of the study.
* Evidence of active acute or chronic hepatitis.
* History of malignancy within 5 years before the screening visit or currently.
* Pregnant or breastfeeding women, or women planning to become pregnant.
* Any history of vernal keratoconjunctivitis (VKC) and atopic keratoconjunctivitis (AKC).
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Sunshine Guojian Pharmaceutical (Shanghai) Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Shanghai Dermatology Hospital

Shanghai, Shanghai Municipality, China

Site Status

Hangzhou First People's Hospital

Hangzhou, Zhejiang, China

Site Status

The First Affiliated Hospital of Ningbo University

Ningbo, Zhejiang, China

Site Status

Countries

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China

Other Identifiers

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SSGJ-611-AD-III-02

Identifier Type: -

Identifier Source: org_study_id

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