NCT05371379

Brief Summary

This study was a multi-center, randomized, double blind, placebo-controlled, single-dose, dose escalation Phase I study to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, and immunogenicity of CM338 with multiple dosing in healthy subjects.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
48

participants targeted

Target at P50-P75 for phase_1

Timeline
Completed

Started May 2022

Shorter than P25 for phase_1

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

May 7, 2022

Completed
5 days until next milestone

First Posted

Study publicly available on registry

May 12, 2022

Completed
12 days until next milestone

Study Start

First participant enrolled

May 24, 2022

Completed
5 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 4, 2022

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

November 4, 2022

Completed
Last Updated

October 15, 2024

Status Verified

October 1, 2024

Enrollment Period

5 months

First QC Date

May 7, 2022

Last Update Submit

October 14, 2024

Conditions

Outcome Measures

Primary Outcomes (1)

  • Incidence of Adverse Events (AEs).

    Incidence of AEs, including any abnormal physical examinations, abnormal vital signs, abnormal ECG, and abnormal lab testing.

    Up to Week 12.

Study Arms (5)

CM338 75 mg, subcutaneous injection

EXPERIMENTAL

Qquaque week

Biological: CM338 Injection

CM338 150 mg, subcutaneous injection

EXPERIMENTAL

Qquaque week

Biological: CM338 Injection

CM338 300 mg, subcutaneous injection

EXPERIMENTAL

Qquaque week

Biological: CM338 Injection

CM338 300 mg, intravenous infusion

EXPERIMENTAL

Qquaque week

Biological: CM338 Injection

Placebo

PLACEBO COMPARATOR

placebo

Biological: CM338 Injection

Interventions

CM338 InjectionBIOLOGICAL

A humanized monoclonal antibody.

CM338 150 mg, subcutaneous injectionCM338 300 mg, intravenous infusionCM338 300 mg, subcutaneous injectionCM338 75 mg, subcutaneous injectionPlacebo

Eligibility Criteria

Age18 Years - 65 Years
Sexmale
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Healthy male volunteers, aged ≥18 and ≤65 years.
  • Medical history, vital signs, physical examination, 12-lead ECG, X-ray, and abdominal color ultrasound results are normal, or abnormal without clinically significance.
  • All clinical laboratory examination are normal, or abnormal without clinical significance.

You may not qualify if:

  • Take any prescription medicine within 2 weeks before administration, or take any Chinese medicine or non-prescription medicine within 1 week.
  • Live attenuated vaccine was administered within 30 days prior to administration or planned to vaccinate during the study period.
  • Major surgery will be planned during the study period, or major surgery was performed within 4 weeks prior to dosing.
  • Any blood loss greater than 400 mL by voluntary blood donation or in any other manner within 4 weeks prior to administration.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

PKUCare Luzhong Hospital

Zibo, China

Location

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 7, 2022

First Posted

May 12, 2022

Study Start

May 24, 2022

Primary Completion

November 4, 2022

Study Completion

November 4, 2022

Last Updated

October 15, 2024

Record last verified: 2024-10

Locations