Unknown PHASE4 INTERVENTIONAL 2-arm NCT04789356

Effectiveness of the Adsorbed Vaccine COVID-19 (Coronavac) Among Education and Public Safety Workers With Risk Factors for Severity (COVACMANAUS)

Phase IV Study to Evaluate the Effectiveness of the Inactivated Adsorbed Vaccine Against COVID-19 CoronaVac, Among Public Safety and Education Workers With Risk Factors for Severity, in Manaus (Amazonas)

Sponsor: Butantan Institute

Conditions Covid19

Interventions Adsorbed SARS-CoV-2 (inactivated) vaccine

Updated 5 times since 2021 Last updated: Jul 22, 2021 Started: Mar 18, 2021 Primary completion: Jul 5, 2021 Completion: Mar 31, 2022

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Covid19 and is currently ongoing. Butantan Institute leads this study, which shows 5 recorded versions since 2021 — indicating limited longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

5 versions recorded

Sep 2024 — Present [monthly]

Unknown PHASE4
Jul 2024 — Sep 2024 [monthly]

Unknown PHASE4

Status: Unknown Status → Unknown
Aug 2023 — Jul 2024 [monthly]

Unknown Status PHASE4

Status: Active Not Recruiting → Unknown Status
Sep 2021 — Aug 2023 [monthly]

Active Not Recruiting PHASE4

Status: Recruiting → Active Not Recruiting
Apr 2021 — Sep 2021 [monthly]

Recruiting PHASE4

First recorded

Mar 2021

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Butantan Institute
Fundação de Medicina Tropical Dr. Heitor Vieira Dourado

Data source: Fundação de Medicina Tropical Dr. Heitor Vieira Dourado

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Manaus, Brazil