A Single-center Study of CM313 in Patients With Pemphigus

March 25, 2025 updated by: Jianing Yang, Sichuan Provincial People's Hospital

A Prospective, Single-Center, Single-Arm Clinical Study to Evaluate the Novel Humanized Cluster of Differentiation 38(CD38) Monoclonal Antibody (CM313) for the Treatment of Pemphigus

A prospective, single-center, single-arm clinical study aimed to explore the efficacy and safety of the anti-CD38 monoclonal antibody CM313 combined with low-dose glucocorticoids in patients with pemphigus.

Study Overview

Status

Not yet recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

20

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • China
      • Chengdu, China
        • Sichuan Provincial People's Hospital
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Clinical manifestations:① Flaccid blisters and bullae on the skin that are prone to rupture.② Persistent erosions formed after the rupture of blisters and bullae.③ Blisters or erosions on the mucous membranes.④ Positive Nikolsky's sign.
  • Adult patients aged between 18 and 80 years old.
  • Moderate - to - severe pemphigus vulgaris/foliaceus: According to the Pemphigus Disease Area Index (PDAI) score, a score of 9 - 24 indicates moderate severity, and a score of ≥25 indicates severe severity.

Exclusion Criteria:

  • Pregnant or lactating women and women planning to conceive.
  • Patients with known positive serology for HIV, syphilis, tuberculosis, hepatitis B, or hepatitis C in the active stage of the disease.
  • Patients who have received intravenous cyclophosphamide injection, plasma exchange, or immunoadsorption therapy within 8 weeks before screening and enrollment.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Group 1
Biological: CM313 injection
600 mg (4 mL per vial), administer once at Week 0, 1, and 2, and then every 6 months thereafter or determined based on clinical assessment
Biological: glucocorticoids
Administer medium- or long-acting glucocorticoids 1-3 hours before injection

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Efficacy evaluation
Time Frame: up to 52 weeks
The time to achieve disease control and consolidate the end
up to 52 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Sichuan Provincial People's Hospital

Investigators

  • Principal Investigator: Jianing Yang, Sichuan Provincial People's Hospital

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

April 1, 2025

Primary Completion (Estimated)

October 31, 2027

Study Completion (Estimated)

April 1, 2028

Study Registration Dates

First Submitted

March 25, 2025

First Submitted That Met QC Criteria

March 25, 2025

First Posted (Actual)

April 1, 2025

Study Record Updates

Last Update Posted (Actual)

April 1, 2025

Last Update Submitted That Met QC Criteria

March 25, 2025

Last Verified

March 1, 2025

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • CM313-IIS-PP01

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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