Terminated PHASE1 INTERVENTIONAL 2-arm NCT00473967

Phase 1 Trial of Na-ASP-2 Hookworm Vaccine in Previously Infected Brazilian Adults

Double-blind, Randomized, Controlled Phase 1 Study of the Safety and Immunogenicity of Na-ASP-2 Hookworm Vaccine in Previously-Infected Brazilian Adults

Sponsor: Albert B. Sabin Vaccine Institute

Conditions Hookworm Infection

Interventions Na-ASP-2 Hookworm Vaccine

Updated 6 times since 2017 Last updated: Jul 6, 2012 Started: May 31, 2007 Primary completion: Mar 31, 2008 Completion: Mar 31, 2009

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

Terminated

Occurrence of unacceptable adverse events.

This PHASE1 trial investigates Hookworm Infection and is currently terminated or withdrawn. Albert B. Sabin Vaccine Institute leads this study, which shows 6 recorded versions since 2007 — indicating limited longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

6 versions recorded

Sep 2024 — Present [monthly]

Terminated PHASE1
Jul 2024 — Sep 2024 [monthly]

Terminated PHASE1
Jan 2021 — Jul 2024 [monthly]

Terminated PHASE1
Jun 2018 — Jan 2021 [monthly]

Terminated PHASE1
Feb 2017 — Jun 2018 [monthly]

Terminated PHASE1

▶ Show 1 earlier version

Jan 2017 — Feb 2017 [monthly]

Terminated PHASE1

First recorded

May 2007

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Albert B. Sabin Vaccine Institute
George Washington University
London School of Hygiene and Tropical Medicine
Oswaldo Cruz Foundation

Data source: Albert B. Sabin Vaccine Institute

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

Study Locations

• Belo Horizonte, Brazil