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Phase I Clinical Study of the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of RSS0343 Tablets in Healthy Subjects After Single and Multiple Oral Administration and the Effect of Food on the Pharmacokinetics of RSS0343

Phase I Clinical Study of the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of RSS0343 Tablets in Healthy Subjects After Single and Multiple Oral Administration and the Effect of Food on the Pharmacokinetics of RSS0343

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07101965
Enrollment
72
Registered
2025-08-03
Start date
2024-04-07
Completion date
2024-11-06
Last updated
2025-08-03

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

Conditions

Health Volunteer

Brief summary

To evaluate the safety and tolerability of RSS0343 tablets in healthy subjects after single and multiple oral administration

Interventions

DRUGRSS0343 tablets ;placebo

RSS0343 tablets and placebo were given orally as a single dose

Sponsors

Jiangsu HengRui Medicine Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

1. Age of 18-55 years old (inclusive), male or female; 2. Body mass index in the range of 19-28 kg/m2 (inclusive).

Exclusion criteria

1. The results of physical examination, vital signs, laboratory tests, chest imaging, abdominal B ultrasound and 12-lead electrocardiogram were abnormal. 2. Hepatitis B surface antigen, hepatitis C antibody, syphilis antibody, HIV antibody positive; 3. Suspected allergy to the study drug or any component of the study drug, or severe allergy to any drug, food, toxin or other exposure; 4. Current active, latent, or inadequately treated M. tuberculosis (i.e., tuberculosis \[TB\]) infection; 5. Investigator-assessed clinically significant infection (e.g., requiring hospitalization or parenteral antimicrobial therapy) within 1 month before screening; A history of more than one previous episode of herpes zoster, or disseminated herpes zoster (one episode); Any history of other infections that the investigator considered might have been aggravated by study participation.

Design outcomes

Primary

MeasureTime frame
adverse eventsThe observation lasted until the 61th day

Secondary

MeasureTime frame
AUC0-tThe observation lasted until the 33th day
AUC0-infThe observation lasted until the 33th day
TmaxThe observation lasted until the 33th day
t1/2The observation lasted until the 33th day
CL/FThe observation lasted until the 33th day
CmaxThe observation lasted until the 33th day
Ae,urineThe observation lasted until the 33th day
fe,urineThe observation lasted until the 33th day
Relative bioavailability of premeal and postmeal administrationThe observation lasted until the 16th day
Neutrophil elastase (NE) activity in peripheral blood after repeated oral administration of RSS0343The observation lasted until the 61th day
Vz/FThe observation lasted until the 33th day

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026