NCT04386252

Brief Summary

This is an adaptive Phase I-II trial of a vaccine consisting of autologous dendritic cells previously loaded ex vivo with SARS-CoV-2 spike protein, with or without GM-CSF, to prevent COVID-19 in adults.

Trial Health

15
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Timeline
Completed

Started Jan 2023

Typical duration for phase_1 covid19

Status
withdrawn

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 11, 2020

Completed
2 days until next milestone

First Posted

Study publicly available on registry

May 13, 2020

Completed
2.6 years until next milestone

Study Start

First participant enrolled

January 1, 2023

Completed
5 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2023

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

January 1, 2024

Completed
Last Updated

May 3, 2023

Status Verified

May 1, 2023

Enrollment Period

5 months

First QC Date

May 11, 2020

Last Update Submit

May 1, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • Confirm safety

    Confirm safety of AV-COVID-19 by adverse event monitoring

    1 year

Secondary Outcomes (2)

  • Suggestion of efficacy

    1 month

  • Optimal dose of SARS-CoV-2 antigen and GM-CSF

    1 months

Study Arms (2)

Phase 1 Antigen Dose Exploration

EXPERIMENTAL

AV-COVID-19 consisting of autologous DC loaded with 0.1 mcg, 0.33 mcg or 1.0 mcg SARS-CoV-2 spike protein, with or without GM-CSF

Biological: AV-COVID-19

Phase 2

EXPERIMENTAL

Separate cohorts of patients who have 0 or \>1 risk factor related to poor outcome for COVID-19 infection will receive AV-COVID-19 consisting of optimal antigen and GM-CSF formulation.

Biological: AV-COVID-19

Interventions

AV-COVID-19BIOLOGICAL

Autologous dendritic cells previously loaded ex vivo with SARS-CoV-2 spike protein

Also known as: DC-ATA, DCV
Phase 1 Antigen Dose ExplorationPhase 2

Eligibility Criteria

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

You may qualify if:

  • years or older, in relatively good health with adequate physical and mental function, including factors associated with in increased risk for medical complications associated with COVID-19 infection or increased risk for exposure to SARS-CoV-2

You may not qualify if:

  • Active COVID-19 infection by PCR testing, Pre-existing IgG or IgM SARS-CoV-2 antibodies, Pregnant, Known hypersensitivity to GM-CSF, Known active immune deficiency disease or active HIV, HBV, HCV, On active treatment with corticosteroids or other immunosupressive agent, Participated in previous COVID-19 vaccine study

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

COVID-19

Interventions

AV-COVID-19 vaccinedaclatasvir

Condition Hierarchy (Ancestors)

Pneumonia, ViralPneumoniaRespiratory Tract InfectionsInfectionsVirus DiseasesCoronavirus InfectionsCoronaviridae InfectionsNidovirales InfectionsRNA Virus InfectionsLung DiseasesRespiratory Tract Diseases

Study Officials

  • Robert O Dillman, MD

    AIVITA Biomedical

    STUDY CHAIR
0

Study Design

Study Type
interventional
Phase
phase 1
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
PREVENTION
Intervention Model
SEQUENTIAL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 11, 2020

First Posted

May 13, 2020

Study Start

January 1, 2023

Primary Completion

June 1, 2023

Study Completion

January 1, 2024

Last Updated

May 3, 2023

Record last verified: 2023-05