NCT03397667 (ABC ANSWERS) is a NA clinical trial of ABC ANSWERS in Traumatic Brain Injury, sponsored by Indiana University.

Who is sponsoring NCT03397667?

NCT03397667 is sponsored by Indiana University.

What drugs are being tested in NCT03397667?

Interventions in NCT03397667: ABC ANSWERS, Control.

What condition does NCT03397667 study?

NCT03397667 studies Traumatic Brain Injury, Alzheimer Disease, Veterans, Family Caregivers, Caregiver Burden, Quality of Life.

Is NCT03397667 still recruiting?

NCT03397667 is currently completed. Last updated 31 December 2025.

Last reviewed 2025-12-31 · How we verify

NCT03397667: ABC ANSWERS

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

The Aging Brain ANSWERS Program

Completed NA Last updated 31 December 2025

What this trial tests

NA trial testing ABC ANSWERS in Traumatic Brain Injury in 236 participants. Completed in 31 May 2023.

Timeline

1 August 2018

Primary endpoint
31 May 2023

31 May 2023

Quick facts

Lead sponsor	Indiana University
Phase	NA
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	single
Primary purpose	health services research
Enrollment	236
Start date	1 August 2018
Primary completion	31 May 2023
Estimated completion	31 May 2023
Sites	1 location across United States

Drugs / interventions tested

ABC ANSWERS
Control

Conditions studied

Traumatic Brain Injury — all drugs for Traumatic Brain Injury →
Alzheimer Disease — all drugs for Alzheimer Disease →
Veterans — all drugs for Veterans →
Family Caregivers — all drugs for Family Caregivers →

Sponsor

Indiana University

Who can join

Adults 18 to 90, any sex, with Traumatic Brain Injury or Alzheimer Disease. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This study will test the effectiveness of an intervention for Veterans diagnosed with Alzheimer's Disease (AD) or Traumatic Brain Injury (TBI) and the burden on their informal (family/friend) caregiver.

Publications & conference data

1 peer-reviewed publication reference this trial (live from Europe PMC):

Supporting caregivers of veterans with Alzheimer's disease and traumatic brain injury: study protocol for a randomized controlled trial.
Carnahan JL, Judge KS, Daggy JK, Slaven JE, et al · · 2020 · cited 7× · PMID 32306982 · DOI 10.1186/s13063-020-4199-1

Verify or expand the search:

Other recruiting trials for Traumatic Brain Injury

Currently open trials in the same condition.

NCT07176936 — Improving Speech in Noise Using Noninvasive Stimulation · NA · recruiting
NCT07473505 — Integrative Bilateral Cervical Sympathetic Blocks for Trauma-Related Symptoms in Special Operations Veterans: A Prospect · recruiting
NCT07455136 — A Study to Develop a Blood-based Test for Aiding the Diagnosis/Prognosis of Traumatic Brain Injury in Adults and for Mon · recruiting
NCT07404761 — Safety and Effectiveness of Spatial StimelMD (SSMD) in Subjects With Upper Limb Neuromotor Impairments · NA · recruiting
NCT07230002 — Effects of Moderate/Severe Traumatic Brain Injury in the Subacute or Chronic Phase on Locomotor Strategies Involved in N · NA · recruiting

Other Indiana University trials

Trials by the same sponsor.

NCT07470086 — The Role of Environmental Temperatures in Respiratory Control · NA · not yet recruiting
NCT07470099 — The Role of Breathing Perception in Respiratory Control · NA · not yet recruiting
NCT07179952 — Efficacy and Safety of Slow Release Dehydroepiandrosterone (DHEA ) · Phase 2 · not yet recruiting
NCT07070804 — Maternal Biomarkers and Environmental Contributors to Autism Spectrum Disorders in Children of First-time Mothers · not yet recruiting
NCT07499583 — Psilocybin Assisted Psychotherapy for Treatment Resistant Depression and Co-occurring Substance Use Disorder · Phase 1, PHASE2 · not yet recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03397667 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Indiana University
Last refreshed: 31 December 2025

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03397667.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing