A Phase 1, First-In-Human Study of the Investigational COVID-19 Vaccine SC-Ad6-1 in Healthy Volunteers

NCT ID: NCT04839042

Last Updated: 2025-08-21

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

196 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-06-28

Study Completion Date

2025-03-04

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

This is a single-centre, open-label, first-in-human, single ascending dose and multiple dose study to assess the safety, reactogenicity, and immunogenicity of the SC-Ad6-1 investigational product when administered via the intramuscular (IM), intranasal (IN) or inhaled (IH) route in healthy volunteers.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Covid19

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

NON_RANDOMIZED

Intervention Model

SEQUENTIAL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

SC-Ad6-1 Low Dose Intramuscular

Low Dose SC-Ad6-1, I.M., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 Medium Dose Intramuscular

Medium Dose SC-Ad6-1, I.M., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 High Dose #1 Intramuscular

High Dose #1 SC-Ad6-1, I.M., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 High Dose #2 Intramuscular

High Dose #2 SC-Ad6-1, I.M., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 Multiple Dose Intramuscular

Multiple Dose SC-Ad6-1, I.M., multiple-dose (Day 1 and Day 22)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 High Dose #3 Intramuscular Booster

High Dose #3 SC-Ad6-1, I.M., single-dose booster (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.M., single or multiple-dose

SC-Ad6-1 Low Dose Intranasal

Low Dose SC-Ad6-1, I.N., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 Medium Dose Intranasal

Medium Dose SC-Ad6-1, I.N., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 High Dose #1 Intranasal

High Dose #1 SC-Ad6-1, I.N., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 High Dose #2 Intranasal

High Dose #2 SC-Ad6-1, I.N., single-dose (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 Multiple Dose Intranasal

Multiple Dose SC-Ad6-1, I.N., multiple-dose (Day 1 and Day 22)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 High Dose #3 Intranasal Booster

High Dose #3 SC-Ad6-1, I.N., single-dose booster (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 High Dose #4 Intranasal Booster

High Dose #4 SC-Ad6-1, I.N., single-dose booster (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 Low Dose Inhaled

Low Dose SC-Ad6-1, I.H., single-dose booster (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.H., single or multiple-dose

SC-Ad6-1 Medium Dose Inhaled

Medium Dose SC-Ad6-1, I.H., single-dose booster (Day 1)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.H., single or multiple-dose

SC-Ad6-1 Multiple High Dose Intranasal

Multiple High Dose SC-Ad6-1, I.N., multiple-dose (Day 1 and Day 29)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1 Multiple High Dose Inhaled

Multiple High Dose SC-Ad6-1, I.H., multiple-dose (Day 1 and Day 29)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.H., single or multiple-dose

SC-Ad6-1 Multiple High Dose #2 Intranasal or Inhaled

Multiple High Dose #2 SC-Ad6-1, I.N. or I.H., multiple-dose (Day 1 and Day 29)

Group Type EXPERIMENTAL

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.N., single or multiple-dose

SC-Ad6-1

Intervention Type BIOLOGICAL

SC-Ad6-1, I.H., single or multiple-dose

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

SC-Ad6-1

SC-Ad6-1, I.M., single or multiple-dose

Intervention Type BIOLOGICAL

SC-Ad6-1

SC-Ad6-1, I.N., single or multiple-dose

Intervention Type BIOLOGICAL

SC-Ad6-1

SC-Ad6-1, I.H., single or multiple-dose

Intervention Type BIOLOGICAL

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Adult males and females, 18 to 60 years of age (inclusive)
* Body mass index ≥ 18.0 and ≤ 32.0 kg/m2, with a body weight ≥ 50 kg at screening
* Must have been fully vaccinated against COVID-19 and received last dose not less than 3 months prior to Day 1 (High Dose #3 I.M. and I.N. booster arms only), not less than 5 months prior to Day 1 (High Dose #4 I.N. booster arm only) and not less than 12 months prior to Day 1 (I.H. booster arms and I.N or I.H. multiple dose booster arms only)

Exclusion Criteria

* History or presence of significant cardiovascular, pulmonary, hepatic, renal, haematological, gastrointestinal, endocrine, immunologic, dermatologic or neurological disease
* History of chronic respiratory disorders including asthma, emphysema, interstitial lung disease, pulmonary hypertension, recurrent pneumonia, or recent (≤14 days prior to Screening) or ongoing respiratory tract infection
* History of thrombosis (e.g., deep vein thrombosis, pulmonary embolism, etc.), any coagulation dysregulation disorder, or a history of thrombosis noted in immediate family members
* History of any neurological disorders or seizures including Guillain-Barre syndrome, with the exception of febrile seizures during childhood
* Known previous infection with SARS-CoV-2 or presence of antibodies against SARS-CoV-2 or a positive SARS-CoV-2 PCR test (non-booster arms only)
* Any history of malignant disease ≤5 years prior to registration
* History of clinically relevant immunosuppression from, but not limited to, immunodeficiency conditions such as common variable hypogammaglobulinemia
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Moat Biotechnology Corporation

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Russell Rother, Ph.D.

Role: STUDY_DIRECTOR

Moat Biotechnology Corporation

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Tetherex Study Site

Brisbane, Queensland, Australia

Site Status

Countries

Review the countries where the study has at least one active or historical site.

Australia

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

SC-Ad6-1-002

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.

A Phase 1 Study of S-4321
NCT06877611 RECRUITING PHASE1