CI

At a glance

ClinicalIndex Comparison Record
Phase 1Completed· 120 enrolled
Drug / intervention
COVIVAC +1 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04830800
NCT04830800Phase 1Completed

A Phase 1/2 Randomized, Placebo-controlled, Observer-blind Trial to Assess the Safety and Immunogenicity of COVIVAC Vaccine Produced by IVAC in Adults Aged 18-60 Years in Vietnam

Institute of Vaccines and Medical Biologicals, Vietnam·interventional·Posted Apr 5, 2021·Updated Feb 13, 2025

In Brief

A Phase 1 clinical trial evaluating COVIVAC and Phosphate-buffered saline for COVID-19 Disease and 3 related conditions. Completed, enrolled 120 participants across 1 site.

Detailed Summary

This prospective, single-center, randomized, placebo-controlled, observer-blind Phase 1/2 study includes two separate parts. Part 1 is a first-in-human, Phase 1 study designed to evaluate the safety, tolerability and immunogenicity of the COVIVAC vaccine at three different dose levels (1, 3, and 10 µg) without adjuvant, and at one dose level (1 µg) with the adjuvant CpG 1018, in a total of 120 subjects aged 18-59 years. (Part 2 will be registered in a separate record)

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesVietnam

Timeline

Phase 1CompletedFinished
20222023202420252026
First PostedApr 5, 2021
Enrollment StartMar 10, 2021
Primary CompletionJun 6, 2021
Study CompletionOct 31, 2021
TodayJul 2, 2026
Enrollment to primary: 3 monthsPosted 5.2 years ago

Interventions

COVIVACbiological

COVIVAC vaccine, manufactured by IVAC with or without adjuvant CpG1018 for prevention of COVID-19

Phosphate-buffered salinebiological

Phosphate buffer solution (pH 7.2), manufactured by IVAC