Large-scale testing (Phase 3)Study completedNCT04334148What this trial is testingHealthcare Worker Exposure Response and Outcomes of HydroxychloroquineWho this might be right forCOVID-19 Adrian Hernandez 1,360
Not applicableStudy completedNCT02504918What this trial is testingMarkers of T Cell Suppression: Associations With Malaria Infection and Antimalarial Treatment in Malian ChildrenWho this might be right forMalaria National Institute of Allergy and Infectious Diseases (NIAID) 200
Not applicableStudy completedNCT05856357What this trial is testingPerennial Malaria Chemoprevention (PMC) in Côte d'IvoireWho this might be right forMalariaAnemia London School of Hygiene and Tropical Medicine 1,381
Testing effectiveness (Phase 2)Study completedNCT04091022What this trial is testingTopical Diclofenac and Topical DFMO Chemoprevention Trial in Subjects With a History of Skin CancerWho this might be right forNon-melanoma Skin Cancer University of Alabama at Birmingham 64
Testing effectiveness (Phase 2)Study completedNCT00006214What this trial is testingFlutamide In the Prevention of Prostate Cancer in Patients With Neoplasia of the ProstateWho this might be right forProstate Cancer Alliance for Clinical Trials in Oncology 63
Early research (Phase 1)Study completedNCT00955149What this trial is testingErlotinib for Chemoprevention in Trisomy 7 Positive Primary Sclerosing Cholangitis (PSC)Who this might be right forPrimary Sclerosing CholangitisTrisomy 7Cholangiocarcinoma+1 more Mayo Clinic 6
Not applicableEnded earlyNCT00118989What this trial is testingCurcumin for the Chemoprevention of Colorectal CancerWho this might be right forAdenomatous Polyps University of Pennsylvania 56
Large-scale testing (Phase 3)Study completedNCT00004154What this trial is testingFenretinide in Treating Patients Who Have Undergone Surgery for Bladder CancerWho this might be right forBladder Cancer M.D. Anderson Cancer Center 111
Not applicableEnrolling By InvitationNCT06578637What this trial is testingInvestigation of β-hydroxybutyrate Supplementation as Chemoprevention in Familial Adenomatous PolyposisWho this might be right forFAPFamilial Adenomatous Polyposis Abramson Cancer Center at Penn Medicine 20
Not applicableUnknownNCT06524336What this trial is testingHost Immune Dynamics Following Seasonal Malaria Chemoprevention in African ChildrenWho this might be right forMalaria,Falciparum Malaria Consortium 300
Large-scale testing (Phase 3)Study completedNCT01479283What this trial is testingProphylactic Antibiotic Regimens in Tumor Surgery (PARITY)Who this might be right forInfectionBone Neoplasms McMaster University 602
Early research (Phase 1)Looking for participantsNCT06320990What this trial is testingChemoprevention With Tamoxifen in Pre-Invasive Pancreas Mucinous Cystic Neoplasms Not Undergoing Immediate ResectionWho this might be right forPancreatic CystPancreatic Mucinous Cystic Neoplasm University of Nebraska 15
Testing effectiveness (Phase 2)Study completedNCT02347813What this trial is testingPreventing Squamous Cell Skin CancerWho this might be right forSquamous Cell Carcinoma of the Skin University of Rochester 12
Post-approval studies (Phase 4)Study completedNCT06448624What this trial is testingBiomarkers & Infection After Prophylactic Antibiotic in Cardiac Implantable Electronic Device ImplantationWho this might be right forHeart BlockCIED Related InfectionCIED-related Infections+2 more Universitas Diponegoro 60
Testing effectiveness (Phase 2)Study completedNCT03232138What this trial is testingClinical Trial of Lung Cancer Chemoprevention With Sulforaphane in Former SmokersWho this might be right forLung Cancer Jian-Min Yuan, MD 43
Not applicableUnknownNCT01976325What this trial is testingEvaluating the Ottawa Malaria Decision AidWho this might be right forMalaria Ottawa Hospital Research Institute 100
Large-scale testing (Phase 3)Active Not RecruitingNCT05860881What this trial is testingTopical Sirolimus in Chemoprevention of Facial Squamous Cell Carcinomas in Solid Organ Transplant Recipients (SiroSkin)Who this might be right forSolid Organ Transplant RecipientsSkin Cancer Melanoma and Skin Cancer Trials Limited 146
Large-scale testing (Phase 3)Active Not RecruitingNCT04978272What this trial is testingModifying Immunity in Children With DihydROartemisinin-Piperaquine (MIC-DroP)Who this might be right forMalaria Grant Dorsey, M.D, Ph.D. 924
Testing effectiveness (Phase 2)Study completedNCT00204789What this trial is testingDifluoromethylornithine (DFMO) Chemoprevention of Skin Cancer in Organ Transplant RecipientsWho this might be right forPost-solid Organ TransplantSkin Neoplasms University of Wisconsin, Madison 52
Early research (Phase 1)Study completedNCT01333917What this trial is testingCurcumin BiomarkersWho this might be right forColorectal Cancer University of North Carolina, Chapel Hill 40