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ClinicalTrials.gov public records Last synced Oct 26, 2026, 5:45 PM EDT

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Showing 1–24 of 153 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Hydroxychloroquine Clear all
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 26, 2026, 5:45 PM EDT
Recruiting Phase 1 Interventional

A Trial of RSC-1255 for Treatment of Patients With Advanced Malignancies

NCT04678648
View directory record Official record
Conditions
Advanced Malignant Solid Neoplasm, RAS Mutation, Lung Cancer, Colon Cancer, Glioblastoma, Pancreatic Cancer
Interventions
RSC-1255 Dose Escalation, RSC-1255 Dose Expansion
Drug
Lead sponsor
RasCal Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
3
States / cities
Los Angeles, California • Denver, Colorado • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study of Hydroxychloroquine, Vitamin C, Vitamin D, and Zinc for the Prevention of COVID-19 Infection

NCT04335084
View directory record Official record
Conditions
COVID-19, Coronavirus Infection, Sars-CoV2, Corona Virus Infection, COVID, Coronavirus, Coronavirus-19, Coronavirus 19
Interventions
Hydroxychloroquine, Vitamin C, Vitamin D, Zinc
Drug · Dietary Supplement
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
254 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 26, 2026, 5:45 PM EDT
Recruiting Phase 2 Interventional

CPI-613 (Devimistat) in Combination With Hydroxychloroquine and 5-fluorouracil or Gemcitabine in Treating Patients With Advanced Chemorefractory Solid Tumors

NCT05733000
View directory record Official record
Conditions
Advanced Biliary Tract Carcinoma, Advanced Colorectal Carcinoma, Advanced Gastroesophageal Junction Adenocarcinoma, Advanced Lung Adenocarcinoma, Advanced Malignant Solid Neoplasm, Advanced Ovarian Carcinoma, Advanced Pancreatic Carcinoma, Advanced Urothelial Carcinoma, Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8, Metastatic Biliary Tract Carcinoma, Metastatic Colorectal Carcinoma, Metastatic Gastroesophageal Junction Adenocarcinoma, Metastatic Lung Adenocarcinoma, Metastatic Ovarian Carcinoma, Metastatic Pancreatic Carcinoma, Metastatic Urothelial Carcinoma, Refractory Biliary Tract Carcinoma, Refractory Colorectal Carcinoma, Refractory Gastroesophageal Junction Adenocarcinoma, Refractory Lung Adenocarcinoma, Refractory Ovarian Carcinoma, Refractory Pancreatic Carcinoma, Refractory Urothelial Carcinoma, Stage II Pancreatic Cancer AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Lung Cancer AJCC v8, Stage III Ovarian Cancer AJCC v8, Stage III Pancreatic Cancer AJCC v8, Stage IV Colorectal Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Stage IV Ovarian Cancer AJCC v8, Stage IV Pancreatic Cancer AJCC v8
Interventions
Biospecimen Collection, Computed Tomography, Devimistat, Fluorouracil, Gemcitabine Hydrochloride, Hydroxychloroquine, Magnetic Resonance Imaging
Procedure · Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 10, 2023 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Pre-surgery Gemcitabine + Hydroxychloroquine (GcHc) in Stage IIb or III Adenocarcinoma of the Pancreas

NCT01128296
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Hydroxychloroquine, Gemcitabine
Drug
Lead sponsor
Amer Zureikat
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 1, 2019 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Early Phase 1 Interventional

Hydroxychloroquine in Patients With Stage III or Stage IV Melanoma That Can Be Removed by Surgery

NCT00962845
View directory record Official record
Conditions
Melanoma (Skin)
Interventions
hydroxychloroquine
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 120 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 7, 2022 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 2 Interventional Results available

Pre-Operative Trial (PGHA vs. PGH) for Resectable Pancreatic Cancer

NCT03344172
View directory record Official record
Conditions
Pancreatic Cancer Resectable
Interventions
Gemcitabine, Nab-Paclitaxel, hydroxychloroquine and Avelumab, Gemcitabine, Nab-Paclitaxel, and hydroxychloroquine
Drug
Lead sponsor
Nathan Bahary, MD
Other
Eligibility
18 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2020 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Hydroxychloroquine, Palbociclib, and Letrozole Before Surgery in Treating Patients With Estrogen Receptor Positive, HER2 Negative Breast Cancer

NCT03774472
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage IB Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8, Prognostic Stage IV Breast Cancer AJCC v8
Interventions
Hydroxychloroquine, Letrozole, Palbociclib
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 17, 2025 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine for COVID-19 Post-exposure Prophylaxis (PEP)

NCT04328961
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, SARS (Severe Acute Respiratory Syndrome), SARS-CoV-2
Interventions
Hydroxychloroquine Sulfate, Ascorbic Acid
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
943 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
8
States / cities
Los Angeles, California • New Orleans, Louisiana • Baltimore, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2021 · Synced Oct 26, 2026, 5:45 PM EDT
Recruiting Early Phase 1 Interventional

HCQ in Resectable Localized Prostate Cancer

NCT06408298
View directory record Official record
Conditions
Resectable Localized Prostate Cancer
Interventions
Hydroxychloroquine Sulfate 400Mg Tab, Placebo
Drug
Lead sponsor
Lionel.D.Lewis, MD
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine as Post-Exposure Prophylaxis Against COVID-19 Infection

NCT04372017
View directory record Official record
Conditions
COVID-19, SARS-CoV 2
Interventions
Hydroxychloroquine, Vitamin D
Drug · Dietary Supplement
Lead sponsor
Sanford Health
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Dec 10, 2021 · Synced Oct 26, 2026, 5:45 PM EDT
Not listed Phase 3 Interventional

Hydroxychloroquine vs. Azithromycin for Outpatients in Utah With COVID-19

NCT04334382
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine, Azithromycin
Drug
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
45 Years and older
Enrollment
1,550 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 9, 2020 · Synced Oct 26, 2026, 5:45 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

HEalth Care Worker pROphylaxis Against COVID-19: The HERO Trial

NCT04352946
View directory record Official record
Conditions
Prophylaxis, COVID-19, Health Care Worker, Hydroxychloroquine
Interventions
Hydroxychloroquine Pre-Exposure Prophylaxis, Placebo oral tablet
Drug
Lead sponsor
GeoSentinel Foundation
Other
Eligibility
18 Years and older
Enrollment
374 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2020 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 2 Interventional Results available

Hydroxychloroquine in Previously Treated Patients With Metastatic Pancreatic Cancer

NCT01273805
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 1 Interventional

Sirolimus or Vorinostat and Hydroxychloroquine in Advanced Cancer

NCT01266057
View directory record Official record
Conditions
Advanced Cancers
Interventions
Hydroxychloroquine, Sirolimus, Vorinostat
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 4, 2021 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 2 Interventional Results available

Hydroxychloroquine in Cardiovascular Disease in Patients With Chronic Kidney Disease: A Proof of Concept Study

NCT01537315
View directory record Official record
Conditions
Kidney Failure, Chronic, Cardiovascular Disease, Arteriosclerosis
Interventions
Hydroxychloroquine, Matching Placebo
Drug · Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Little Rock, Arkansas • Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Plaquenil for Alopecia Areata, Alopecia Totalis

NCT00176982
View directory record Official record
Conditions
Alopecia Areata
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Hordinsky, Maria K., MD
Individual
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
2
States / cities
Minneapolis, Minnesota • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Aug 13, 2009 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Hydroxychloroquine and Aldesleukin in Renal Cell Carcinoma Patients (RCC)

NCT01550367
View directory record Official record
Conditions
Metastatic Renal Cell Carcinoma
Interventions
Hydroxychloroquine, IL-2
Drug
Lead sponsor
Leonard Appleman
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
7
States / cities
Maywood, Illinois • Indianapolis, Indiana • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2020 · Synced Oct 26, 2026, 5:45 PM EDT
Completed Phase 1 Interventional

Hydroxychloroquine, Cyclophosphamide, Dexamethasone, and Sirolimus in Treating Patients With Relapsed or Refractory Multiple Myeloma

NCT01689987
View directory record Official record
Conditions
Recurrent Plasma Cell Myeloma, Refractory Plasma Cell Myeloma
Interventions
Cyclophosphamide, Dexamethasone, Hydroxychloroquine, Laboratory Biomarker Analysis, Pharmacological Study, Sirolimus
Drug · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 7, 2017 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Ixabepilone and Hydroxychloroquine in Treating Patients With Metastatic Breast Cancer

NCT00765765
View directory record Official record
Conditions
Breast Cancer
Interventions
hydroxychloroquine, ixabepilone
Drug
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years to 120 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Hamilton, New Jersey • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 9, 2023 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 3 Interventional

A Randomized Controlled Clinical Trial: Hydroxychloroquine for the Treatment of COVID-19 in Hospitalized Patients

NCT04345692
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Queen's Medical Center
Other
Eligibility
18 Years to 95 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Strategy to Prevent the Onset of Clinically-Apparent Rheumatoid Arthritis

NCT02603146
View directory record Official record
Conditions
Healthy Participants, Rheumatoid Arthritis (RA) Prevention
Interventions
Hydroxychloroquine, HCQ Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
14
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Oct 26, 2026, 5:45 PM EDT
Suspended Phase 4 Interventional

Hydroxychloroquine in Patients With Newly Diagnosed COVID-19 Compared to Standard of Care

NCT04334967
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, SARS-CoV-2, 2019-nCoV, 2019 Novel Coronavirus
Interventions
Hydroxychloroquine, Vitamin C
Drug · Dietary Supplement
Lead sponsor
Providence Health & Services
Other
Eligibility
45 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 26, 2026, 5:45 PM EDT
Terminated Phase 2 Interventional Results available

Navitoclax and Abiraterone Acetate With or Without Hydroxychloroquine in Treating Patients With Progressive Metastatic Castrate Refractory Prostate Cancer

NCT01828476
View directory record Official record
Conditions
Prostate Cancer
Interventions
Abiraterone, ABT-263, Hydroxychloroquine
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older · Male only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Oct 26, 2026, 5:45 PM EDT