About this trial
This is a randomized, double-blind, placebo-controlled, single-ascending-dose Phase 1 study to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, and immunogenicity of CM583 in healthy adult participants. Approximately 40 participants will be enrolled in five dose cohorts. Within each cohort, participants will be randomized in a 3:1 ratio to receive a single subcutaneous dose of CM583 or placebo.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Subjects age ≥ 18 years & ≤45 years.
Subjects voluntarily signed the Informed Consent Form and were able to comply with the provisions of this protocol.
Disqualifiers
The average number of cigarettes smoked per day is greater than 5 within 3 months prior to screening.
Drinking heavily within 3 months prior to screening, or unable to guarantee not to drink alcohol during the research period, or positive alcohol breath testing.
History of drug abuse within 1 year prior to screening, or positive urine drug abuse screening.
Blood donation or any other form of blood loss exceeding 400mL, or accepting blood transfusion within 12 weeks prior to screening.
Trial design
Sequential
Treatments tested in this trial
CM583
Biological/VaccineCM583 injection administered SC(Subcutaneous), once
Placebo
DrugPlacebo injection administered SC, once
Treatment groups
Trial outcomes
Primary outcomes
Number of Participants With Treatment-Emergent Adverse Events (TEAEs)
TEAEs will be coded using Medical Dictionary for Regulatory Activities(MedDRA) and summarized by System Organ Class and Preferred Term. Serious, severe, treatment-related, fatal TEAEs and TEAEs leading to study withdrawal will also be summarized.
Number of Participants With Clinically Significant Physical Examination Abnormalities
Physical examination findings judged to be clinically significant by the investigator will be summarized.
Number of Participants With Clinically Significant Vital Sign Abnormalities
Vital sign assessments include systolic and diastolic blood pressure, pulse rate, respiratory rate, and body temperature. Clinically significant postbaseline abnormalities will be summarized.
Change From Baseline in Heart Rate, PR Interval, QRS Duration, QT Interval, QTcF Measured by 12-Lead Electrocardiogram
Heart Rate, PR Interval, QRS Duration, QT Interval, QTcF (calculated as QT/RR\^0.33) will be measured using a 12-lead electrocardiogram.
Sponsors and contacts
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