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A Phase 1/2 study of S-268019 (COVID-19)

A Double blind Phase 1/2 study of S-268019 (COVID-19)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031210269
Enrollment
60
Registered
2021-08-23
Start date
2021-08-11
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Prevention of infectious disease caused by SARS-CoV-2

Interventions

S-268019 0.5 mL or Placebo, intramuscular injection in the upper arm for a total of two doses. Of the participants assigned to the S-268019 group, S-268019 0.5 mL is injected intramuscularly once to

Sponsors

Nagata Tsutae
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: A person with Japanese parents. Apparently healthy as determined by medical assessment. Participant must be 20 to 64 years of age inclusive, at the time of signing the informed consent form (ICF).

Exclusion criteria

Exclusion criteria: Positive SARS-CoV-2 antigen test result at Screening or before the first vaccination on Visit 1 (Day 1) . Presence of cardiovascular, respiratory, hepatic, renal, gastrointestinal, endocrinological, hematological, or neurological disorders that, in the opinion of the investigator/subinvestigator, will lead to a safety issue or interfere with the assessment of efficacy Body temperature higher than 37.5 degree Celsius on Day 1 before the vaccination. Positive SARS-CoV-2 antibody test result at Screening or a known history of SARS-CoV-2 infection by medical consultation on Day 1 before the vaccination Past use of vaccines approved or under development related to SARS-CoV-2 prior to the first vaccination. Past use of immunosuppressive drug within 6 months prior to the first vaccination. Hypersensitivity to any of the study drugs, or components thereof, or drug or other allergy that, in the opinion of the investigator/subinvestigator, contraindicates participation in the study (except pollinosis and atopic dermatitis).

Design outcomes

Primary

MeasureTime frame
The incidence of adverse events (AEs), adverse reactions, serious AEs (SAEs), solicited AEs, vital signs, laboratory tests, ECG

Contacts

Public ContactCorporate Communications Department

Shionogi & Co., Ltd.

shionogiclintrials-admin@shionogi.co.jp+81-6-6209-7885

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026