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ClinicalTrials.gov public records Last synced May 21, 2026, 11:07 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Tropical Spastic Paraparesis Clear all
Completed No phase listed Observational
View directory record Official record
Conditions
HTLV-I Infections, HTLV-II Infections, Human T-lymphotropic Virus 1, Human T-lymphotropic Virus 2, HTLV I Associated T Cell Leukemia Lymphoma, HTLV I Associated Myelopathies
Interventions
MP Diagnostics HTLV Blot 2.4
Diagnostic Test
Lead sponsor
MP Biomedicals, LLC
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced May 21, 2026, 11:07 PM EDT
Not listed No phase listed Observational
View directory record Official record
Conditions
HTLV-I Infections, HTLV-II Infections, Human T-lymphotropic Virus 1, Human T-lymphotropic Virus 2, HTLV I Associated T Cell Leukemia Lymphoma, HTLV I Associated Myelopathies
Interventions
CDPHL Algorithm
Other
Lead sponsor
MP Biomedicals, LLC
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Richmond, California • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 7, 2011 · Synced May 21, 2026, 11:07 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
HTLV-1
Interventions
Hu MiK-Beta-1
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 26, 2019 · Synced May 21, 2026, 11:07 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
HTLV-I Infections, HTLV-II Infections, Human T-lymphotropic Virus 1, Human T-lymphotropic Virus 2, HTLV I Associated T Cell Leukemia Lymphoma, HTLV I Associated Myelopathies
Interventions
MP Diagnostics HTLV Blot 2.4
Diagnostic Test
Lead sponsor
MP Biomedicals, LLC
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • San Antonio, Texas • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 12, 2018 · Synced May 21, 2026, 11:07 PM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
HAM/TSP
Interventions
Teriflunomide
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 120 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced May 21, 2026, 11:07 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
HTLV-I Infection, Tropical Spastic Paraparesis
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 120 Years
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1998
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 11:07 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Tropical Spastic Paraparesis
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 21, 2026, 11:07 PM EDT
Completed Early Phase 1 Interventional
View directory record Official record
Conditions
HTLV-I Infection
Interventions
Raltegravir
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2023 · Synced May 21, 2026, 11:07 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Herpesviridae Infection, HTLV-I Infection, Multiple Sclerosis, Tropical Spastic Paraparesis, Vasculitis
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 75 Years
Enrollment
1,388 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1976 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 11:07 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
HTLV-I Infection, Spinal Cord Disease, Tropical Spastic Paraparesis
Interventions
Recombinant human interferon beta-1a
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced May 21, 2026, 11:07 PM EDT