Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • About
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Hydroxychloroquine”

414 trials

Showing 20 of 414 results

Testing effectiveness (Phase 2)WithdrawnNCT04347889
What this trial is testing

Preventing COVID-19 in Healthcare Workers With HCQ: A RCT

Who this might be right for
Covid-19
Stony Brook University
Large-scale testing (Phase 3)WithdrawnNCT04346329
What this trial is testing

Immune Monitoring of Prophylactic Effect of Hydroxychloroquine in Healthcare Providers Highly Exposed to COVID-19

Who this might be right for
COVID
Universidad Nacional de Colombia
Early research (Phase 1)Study completedNCT04973566
What this trial is testing

Nipocalimab With Co-administration of Etanercept or Hydroxychloroquine in Healthy Participants

Who this might be right for
Healthy
Janssen Research & Development, LLC 48
Large-scale testing (Phase 3)Study completedNCT04981379
What this trial is testing

Clinical Trial For Early SARS-CoV-2 (COVID-19) Treatment

Who this might be right for
Covid19
Health Institutes of Turkey 1,120
Testing effectiveness (Phase 2)WithdrawnNCT04354441
What this trial is testing

Effect of Hydroxychloroquine in COVID-19 Positive Pregnant Women

Who this might be right for
COVID-19SARS-CoV-2Pregnant Women+1 more
Sir Mortimer B. Davis - Jewish General Hospital
Testing effectiveness (Phase 2)Study completedNCT00102557
What this trial is testing

Hydroxychloroquine vs. Clobetasol Rinse to Treat Oral Lichen Planus

Who this might be right for
Lichen Planus, Oral
National Institute of Dental and Craniofacial Research (NIDCR) 74
Large-scale testing (Phase 3)UnknownNCT05084872
What this trial is testing

Hydroxychloroquine in Isolated Cutaneous Mastocytosis Patients or Indolent Systemic Mastocytosis With Associated Skin Involvement Patients

Who this might be right for
Mastocytosis
University Hospital, Toulouse 30
Post-approval studies (Phase 4)WithdrawnNCT04330495
What this trial is testing

Randomized, Controlled, Double-blind Clinical Trial Comparing the Efficacy and Safety of Chemoprophylaxis With Hydroxychloroquine in Patients Under Biological Treatment and / or JAK Inhibitors in the Prevention of SARS-CoV-2 Infection

Who this might be right for
COVID 19Immunomediated Inflammatory Disease in Treatment With Biological Agents and / or Jak Inhibitors
Instituto de Investigación Marqués de Valdecilla
Post-approval studies (Phase 4)Study completedNCT00176982
What this trial is testing

Plaquenil for Alopecia Areata, Alopecia Totalis

Who this might be right for
Alopecia Areata
Hordinsky, Maria K., MD 16
Testing effectiveness (Phase 2)Study completedNCT04329832
What this trial is testing

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

Who this might be right for
COVID-19
Intermountain Health Care, Inc. 85
Not applicableStudy completedNCT04691505
What this trial is testing

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

Who this might be right for
Rheumatoid Arthritis
Brigham and Women's Hospital 133,553
Testing effectiveness (Phase 2)Ended earlyNCT04369742
What this trial is testing

Treating COVID-19 With Hydroxychloroquine (TEACH)

Who this might be right for
COVID-19
NYU Langone Health 128
Early research (Phase 1)Study completedNCT04132505
What this trial is testing

Binimetinib and Hydroxychloroquine in Treating Patients With KRAS Mutant Metastatic Pancreatic Cancer

Who this might be right for
Metastatic Pancreatic AdenocarcinomaStage IV Pancreatic Cancer AJCC v8
M.D. Anderson Cancer Center 34
Not applicableNot Yet RecruitingNCT07190534
What this trial is testing

The Effectiveness of Hydroxychloroquine Versus Methotrexate in the Treatment of Frontal Fibrosing Alopecia in Routine Clinical Care: a Patient Preference Trial (FFA Trial)

Who this might be right for
Frontal Fibrosing AlopeciaCicatricial Alopecia
Erasmus Medical Center 50
Not applicableUnknownNCT03400865
What this trial is testing

Cabergoline Combined Hydroxychloroquine/Chloroquine to Treat Resistant Prolactinomas

Who this might be right for
Resistance, DiseaseProlactinoma
Zhebao Wu 30
Not applicableStudy completedNCT04453501
What this trial is testing

Anti Infective Agents Impact in COVID-19 Pneumonia

Who this might be right for
COVIDPneumonia, Viral
Centre d'Investigation Clinique et Technologique 805 132
Post-approval studies (Phase 4)Study completedNCT04466540
What this trial is testing

Randomized Placebo-controlled Trial of Hydroxychloroquine in Outpatient Cases With Coronavirus Disease 2019 (COVID-19)

Who this might be right for
COVID-19
Hospital Alemão Oswaldo Cruz 1,372
Early research (Phase 1)Active Not RecruitingNCT05083780
What this trial is testing

Hydroxychloroquine and Chlorphenesin Carbamate in Combination With mFOLFIRINOX in Pancreatic Cancer

Who this might be right for
Pancreatic Cancer
Changhoon Yoo 40
Large-scale testing (Phase 3)UnknownNCT04334382
What this trial is testing

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

Who this might be right for
COVID-19
Intermountain Health Care, Inc. 1,550
Large-scale testing (Phase 3)UnknownNCT03305263
What this trial is testing

Hydroxychloroquine (HCQ) for Recurrent Pregnancy Loss

Who this might be right for
Recurrent Pregnancy Loss
Rigshospitalet, Denmark 186
Load More Results

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation