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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:05 AM EDT

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Showing 1–24 of 200 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Chloroquine diphosphate Clear all
Withdrawn Phase 2 Interventional

A Study of Hydroxycholoroquine Compared to Placebo as Treatment for People With COVID-19

NCT04379492
View directory record Official record
Conditions
COVID-19, COVID19, Sars-CoV2, SARS-Cov-2
Interventions
Hydroxychloroquine, Placebo
Drug · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 22, 2026, 10:05 AM EDT
Terminated Phase 1 Interventional

The Seven Trial: Exploiting the Unfolded Protein Response

NCT06076837
View directory record Official record
Conditions
Pancreatic Cancer Metastatic, Pancreatic Adenocarcinoma Metastatic
Interventions
Botensilimab, Balstilimab, Chloroquine Phosphate, Celecoxib, Nab paclitaxel, Gemcitabine, Cisplatin
Drug
Lead sponsor
HonorHealth Research Institute
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 22, 2026, 10:05 AM EDT
Terminated Phase 1 Interventional

TACE Plus Axitinib and Hydroxychlorquine for Liver-Dominant Metastatic Colorectal Cancer (CRC)

NCT04873895
View directory record Official record
Conditions
Colorectal Neoplasms Malignant
Interventions
Axitinib 5 MG, Hydroxychloroquine Pill, trans arterial chemoembolization
Drug · Procedure
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 26, 2024 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Hydroxychloroquine and Temozolomide in Treating Patients With Metastatic or Unresectable Solid Tumors

NCT00714181
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
hydroxychloroquine, temozolomide, TdT-mediated dUTP nick end labeling assay, western blotting, electron microscopy, high performance liquid chromatography, immunoenzyme technique, immunohistochemistry staining method, laboratory biomarker analysis, mass spectrometry, pharmacological study
Drug · Genetic · Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 120 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 18, 2016 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Not applicable Interventional

IDO2 Genetic Status Informs the Neoadjuvant Efficacy of Chloroquine (CQ) in Brain Metastasis Radiotherapy

NCT01727531
View directory record Official record
Conditions
Brain Metastasis
Interventions
Chloroquine diphosphate
Drug
Lead sponsor
Main Line Health
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Wynnewood, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 8, 2015 · Synced Oct 22, 2026, 10:05 AM 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 22, 2026, 10:05 AM EDT
Completed Early Phase 1 Interventional

Treatment of Muscle Cramps in Patients With Liver Cirrhosis

NCT01495403
View directory record Official record
Conditions
Liver Cirrhosis, Muscle Cramps
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Malaria Challenge in Healthy Volunteers

NCT01500980
View directory record Official record
Conditions
Malaria
Interventions
P. falciparum infection, Chloroquine, Primaquine
Biological · Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 13, 2012 · Synced Oct 22, 2026, 10:05 AM EDT
Terminated Phase 2 Interventional Results available

A Triple Combination Antiviral Coronavirus Therapy (TriACT) for COVID-19

NCT04605588
View directory record Official record
Conditions
SARS-CoV Infection, Covid19
Interventions
Nitazoxanide, Placebo Nitazoxanide, Ribavirin, Placebo Ribavirin, Hydroxychloroquine, Placebo Hydroxychloroquine
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years and older
Enrollment
7 participants
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 May 5, 2022 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

CiPA Phase 1 ECG Biomarker Validation Study

NCT03070470
View directory record Official record
Conditions
Drug-induced QT Prolongation, Pharmacokinetics, Pharmacodynamics
Interventions
Ranolazine, Verapamil, Lopinavir / Ritonavir, Chloroquine, Placebo, Dofetilide and Diltiazem
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 22, 2026, 10:05 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Treatment for COVID-19 in High-Risk Adult Outpatients

NCT04354428
View directory record Official record
Conditions
COVID-19, SARS-CoV-2
Interventions
Ascorbic Acid, Hydroxychloroquine Sulfate, Azithromycin, Folic Acid, Lopinavir 200 MG / Ritonavir 50 MG [Kaletra]
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
6
States / cities
Chicago, Illinois • New Orleans, Louisiana • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Oct 22, 2026, 10:05 AM EDT
Terminated Phase 3 Interventional

Treatment in Patients With Suspected or Confirmed COVID-19 With Early Moderate or Severe Disease

NCT04344444
View directory record Official record
Conditions
COVID-19
Interventions
Hydroxychloroquine, Azithromycin
Drug
Lead sponsor
LCMC Health
Other
Eligibility
18 Years to 100 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 21, 2022 · Synced Oct 22, 2026, 10:05 AM 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 22, 2026, 10:05 AM EDT
Completed Phase 3 Interventional Results available

Pre-exposure Prophylaxis for SARS-Coronavirus-2

NCT04328467
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, ARDS, Acute Respiratory Distress Syndrome
Interventions
Hydroxychloroquine, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
1,483 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Exploratory Platform Trial to Evaluate Immunotherapy Combinations With Chemotherapy for the Treatment of Patients With Previously Untreated Metastatic Pancreatic Adenocarcinoma

NCT04787991
View directory record Official record
Conditions
Metastatic Pancreatic Adenocarcinoma
Interventions
Nivolumab (Cohort A), Ipilimumab (Cohort A, B and C), Hydroxychloroquine (HCQ) (Cohort B), Nab-paclitaxel (nP) (Cohort A, B and C), Gemcitabine (gem) (Cohort A, B and C), NG350A (Cohort C)
Drug
Lead sponsor
Cancer Insight, LLC
Industry
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
6
States / cities
Los Angeles, California • San Francisco, California • Stanford, California + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 2 Interventional

Hydroxychloroquine vs. Clobetasol Rinse to Treat Oral Lichen Planus

NCT00102557
View directory record Official record
Conditions
Lichen Planus, Oral
Interventions
Hydroxychloroquine
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 22, 2026, 10:05 AM EDT
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 22, 2026, 10:05 AM 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 22, 2026, 10:05 AM 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 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Oral Hydroxychloroquine Plus Oral Sorafenib to Treat Patients With Refractory or Relapsed Solid Tumors

NCT01634893
View directory record Official record
Conditions
Refractory or Relapsed Solid Tumors
Interventions
Sorafenib combined with Hydroxychloroquine
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 25, 2016 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Chloroquine in Combination With Carboplatin/Gemcitabine in Advanced Solid Tumors

NCT02071537
View directory record Official record
Conditions
Malignant Neoplasm, Solid Tumors
Interventions
Chloroquine, Carboplatin, Gemcitabine
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Oct 22, 2026, 10:05 AM 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 22, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Study of Paclitaxel Protein Bound + Gemcitabine + Cisplatin + Hydroxychloroquine as Treatment in Untreated Pancreas Cancer

NCT04669197
View directory record Official record
Conditions
Untreated Resectable Pancreatic Adenocarcinoma, Borderline Resectable Pancreatic Adenocarcinoma, Locally Advanced Pancreatic Adenocarcinoma
Interventions
Paclitaxel protein bound, Gemcitabine, Cisplatin, Hydroxychloroquine
Drug
Lead sponsor
HonorHealth Research Institute
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Oct 22, 2026, 10:05 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Hydroxychloroquine for the Treatment of Hidradenitis Suppurativa

NCT03275870
View directory record Official record
Conditions
Hidradenitis Suppurativa, Hidradenitis, Acne Inversa, Boils, Follicular Occlusion Triad, Follicular Occlusion Tetrad
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Elena Gonzalez Brant, MD
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 2, 2020 · Synced Oct 22, 2026, 10:05 AM EDT