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ClinicalTrials.gov public records Last synced Oct 4, 2026, 9:19 PM EDT

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

Showing 145–168 of 199 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Chloroquine Phosphate Clear all
Not listed Phase 3 Interventional Accepts healthy volunteers

Hydroxychloroquine as Prophylaxis for COVID-19 in Healthcare Workers (HCQPreP)

NCT04363450
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, Wuhan Coronavirus, Prophylaxis, Healthcare Worker, Sars-CoV2, Hydroxychloroquine
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
18 Years and older
Enrollment
1,700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Lafayette, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 1Phase 2 Interventional

FOLFOX/Bevacizumab/Hydroxychloroquine (HCQ) in Colorectal Cancer

NCT01206530
View directory record Official record
Conditions
Rectal Cancer, Colon Cancer, Metastasis, Adenocarcinoma
Interventions
Hydroxychloroquine, Oxaliplatin, Leucovorin, 5-fluorouracil, Bevacizumab
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 18, 2019 · Synced Oct 4, 2026, 9:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Data Analysis for Drug Repurposing for Effective Alzheimer's Medicines (DREAM) - Methotrexate vs Hydroxychloroquine

NCT04691505
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Methotrexate, Hydroxychloroquine
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
133,553 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 23, 2021 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Results available

Filgotinib Versus Placebo in Adults With Active Rheumatoid Arthritis (RA) Who Have an Inadequate Response to Biologic Disease-modifying Anti-rheumatic Drug(s) (DMARDs) Treatment

NCT02873936
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Filgotinib, Placebo to match filgotinib, csDMARDs
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
449 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
55
States / cities
Huntsville, Alabama • Gilbert, Arizona • Covina, California + 52 more
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Oct 4, 2026, 9:19 PM EDT
Recruiting No phase listed Observational

A Registry to Capture Patient Outcomes With KRAS G12R Altered Advanced Pancreatic Ductal Adenocarcinoma Treated With MEK Inhibitor-based Combination Therapy

NCT05630989
View directory record Official record
Conditions
Pancreatic Ductal Adenocarcinoma
Interventions
combination therapy with no MEKi, combination therapy with MEKi-HCQ, combination therapy with MEKi-EGFRi, combination therapy with MEKi.
Other · Drug
Lead sponsor
Mandana Kamgar, MD
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Binimetinib and Hydroxychloroquine in Patients With Advanced KRAS Mutant Non-Small Cell Lung Cancer

NCT04735068
View directory record Official record
Conditions
Non-Small Cell Lung Cancer, KRAS Mutation-Related Tumors
Interventions
Binimetinib Pill, Hydroxychloroquine Pill
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 4, 2026, 9:19 PM EDT
Withdrawn Phase 2 Interventional

Hydroxychloroquine Treatment of Healthcare Workers With COVID19 Illness at Montefiore

NCT04350450
View directory record Official record
Conditions
COVID, Coronavirus, COVID-19
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 27, 2020 · Synced Oct 4, 2026, 9:19 PM EDT
Withdrawn Phase 2 Interventional

Assessing Hydroxychloroquine in Patients With SARS-CoV-2 (COVID-19)

NCT04363866
View directory record Official record
Conditions
COVID-19, SARS-CoV-2
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 2 Interventional Results available

Hydroxychloroquine and Metabolic Outcomes in Patients Undergoing TPAIT

NCT03283566
View directory record Official record
Conditions
Chronic Pancreatitis, Insulin Dependent Diabetes
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 8, 2022 · Synced Oct 4, 2026, 9:19 PM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine Post Exposure Prophylaxis for Coronavirus Disease (COVID-19)

NCT04318444
View directory record Official record
Conditions
COVID-19, Corona Virus Infection
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Oct 4, 2026, 9:19 PM EDT
Withdrawn Phase 2 Interventional

Asymptomatic COVID-19 Trial

NCT04374552
View directory record Official record
Conditions
SARS-CoV-2 Infection
Interventions
Hydroxychloroquine sulfate &Azithromycin, Placebo
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
20 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 2, 2020 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 1 Interventional Results available

To Determine the Safety of Regorafenib, Hydroxychloroquine, and Entinostat Metastatic Colorectal Cancer

NCT03215264
View directory record Official record
Conditions
Colorectal Cancer
Interventions
hydroxychloroquine, entinostat, regorafenib
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 9, 2023 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 2 Interventional Results available

Modulation of Autophagy in Patients With Advanced/Recurrent Non-small Cell Lung Cancer - Phase II

NCT01649947
View directory record Official record
Conditions
Non-small Cell Lung Cancer, Advanced Non-small Cell Lung Cancer, Recurrent Non-small Cell Lung Cancer
Interventions
Paclitaxel, Carboplatin, Hydroxychloroquine, Bevacizumab
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 120 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Hamilton, New Jersey • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 21, 2022 · Synced Oct 4, 2026, 9:19 PM EDT
Recruiting Phase 3 Interventional

Effects of Stopping Hydroxychloroquine in Elderly Lupus Disease

NCT05799378
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
55 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
12
States / cities
Los Angeles, California • San Diego, California • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 1Phase 2 Interventional

To Evaluate Maximally Tolerated Dose (MTD), Safety and Efficacy of CPI-613® (Devimistat) Plus Hydroxychloroquine in Patients With Relapsed or Refractory Clear Cell Sarcoma of Soft Tissue

NCT04593758
View directory record Official record
Conditions
Sarcoma, Clear Cell
Interventions
CPI-613 + Hydroxychloroquine
Drug
Lead sponsor
Cornerstone Pharmaceuticals
Industry
Eligibility
2 Years to 100 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
8
States / cities
Duarte, California • Kansas City, Kansas • Ann Arbor, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Oct 4, 2026, 9:19 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Gedatolisib, Hydroxychloroquine or the Combination for Prevention of Recurrent Breast Cancer ("GLACIER")

NCT03400254
View directory record Official record
Conditions
Breast Cancer
Interventions
Hydroxychloroquine (HCQ), Gedatolisib
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 28, 2020 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 4 Interventional Results available

Treatments Against RA and Effect on FDG-PET/CT

NCT02374021
View directory record Official record
Conditions
Arthritis, Rheumatoid
Interventions
Methotrexate, Sulfasalazine, Hydroxychloroquine, Etanercept, Adalimumab
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
45 Years and older
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
31
States / cities
Birmingham, Alabama • Loma Linda, California • Los Angeles, California + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2022 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 4 Interventional Results available

Reducing Risk of Type 2 Diabetes: Hydroxychloroquine Use in Pre-Diabetes

NCT01326533
View directory record Official record
Conditions
Pre-diabetes
Interventions
hydroxychloroquine, Placebo
Drug · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 85 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2016 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Results available

Triple III Comparison of Leflunomide Alone Versus Two DMARD Combinations in the Treatment of Rheumatoid Arthritis

NCT00579878
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Leflunomide, Methotrexate-Sulfasalazine-Hydroxychloroquine, Leflunomide-Sulfasalazine-Hydroxychloroquine
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 80 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Results available

An Extension Study of Tocilizumab (Myeloma Receptor Antibody [MRA]) in Patients Completing Treatment in Tocilizumab Core Studies

NCT00720798
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Tocilizumab, Disease-modifying anti-rheumatic drugs, Non-steroidal anti-inflammatory drugs, Oral corticosteroids
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
2,067 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
138
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mesa, Arizona + 119 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2014 · Synced Oct 4, 2026, 9:19 PM EDT
Terminated Phase 3 Interventional

Preemptive Therapy for SARS-Coronavirus-2 (COVID-19 PEP Canada)

NCT04421664
View directory record Official record
Conditions
Corona Virus Infection, SARS-CoV Infection, Coronavirus
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 2 Interventional Results available

Hydroxychloroquine vs. Azithromycin for Hospitalized Patients With Suspected or Confirmed COVID-19

NCT04329832
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine, Azithromycin
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Murray, Utah • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 20, 2022 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Rediscovering Hydroxychloroquine as a Novel Insulin Sensitizer

NCT02124681
View directory record Official record
Conditions
Insulin Resistance
Interventions
Hydroxychloroquine, Placebo
Drug · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
21 Years to 69 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 6, 2017 · Synced Oct 4, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Results available

To Evaluate The Safety of SAR153191 (REGN88) and Tocilizumab Added to Other RA Drugs in Patients With RA Who Are Not Responding to or Intolerant of Anti-TNF Therapy (SARIL-RA-ASCERTAIN)

NCT01768572
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
sarilumab SAR153191 (REGN88), tocilizumab, hydroxychloroquine, methotrexate, sulfasalazine, leflunomide, subcutaneous placebo, intravenous placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
14
States / cities
Huntsville, Alabama • Colorado Springs, Colorado • Aventura, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Oct 4, 2026, 9:19 PM EDT