I'm aGuineaPig
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Pay GuideFirst-Timer GuideCategoriesBrowse TrialsAboutContact
I'm aGuineaPig

The easiest way to find paid clinical trials for healthy volunteers. Live data from ClinicalTrials.gov with pay estimates and eligibility matching.

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imaguineapig.com pulls live data from ClinicalTrials.gov (NIH/NLM). Pay estimates are approximate ranges based on study type and are not confirmed by sponsors. We do not provide medical advice. Always contact the study team directly to confirm compensation, eligibility, and risks.

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I'm aGuineaPig — Find Paid Clinical Trials for Healthy Volunteers

Find paid clinical trials. Understand the time, pay, and process.

NIH/NLM data
13,112+ trials
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13,112 trials
CategoryLocation
Est. $50 – $1,000Brock UniversityDiet & NutritionN/ASt. Catharines, Ontario40
Est. $50 – $1,000Federico II UniversityPharmaN/ANaples10
Est. $50 – $1,000KU LeuvenPharmaN/ALeuven, Vlaams-Brabant99,999,999
Est. $2,500 – $12,000Johns Hopkins UniversityPsychedelics & CannabisPhase 1Baltimore, Maryland20
Est. $2,500 – $12,000Hannah HarrisPsychedelics & CannabisEarly Phase 1Lexington, Kentucky23
Est. $1,950 – $18,000Hoffmann-La RocheWeight LossPhase 1Groningen40
Est. $2,500 – $12,000Cayuga Biotech, Inc.PharmaPhase 1Fair Lawn, New Jersey24
Est. $1,500 – $12,000Yale UniversityPsychedelics & CannabisPhase 1West Haven, Connecticut60
Est. $50 – $1,000Hospital Universitari de BellvitgePharmaN/AL'Hospitalet de Llobregat, Barcelona394
Est. $50 – $1,000Arizona State UniversityPharmaN/AScottsdale, Arizona60
Est. $50 – $1,000University of British ColumbiaPharmaN/AHanoi1,800
Est. $2,500 – $12,000University Hospital, Basel, SwitzerlandPsychedelics & CannabisPhase 1Basel24
Est. $25 – $500University of CambridgeWeight LossObservationalCambridge50
Est. $50 – $1,000Centre Psychothérapique de NancyPsychedelics & CannabisN/ALaxou, France90
Est. $50 – $1,000King's College LondonPsychedelics & CannabisN/ALondon, Greater London100
Est. $25 – $500Marmara UniversityPharmaObservationalIstanbul250
Est. $1,500 – $12,000Ikaria Bioscience Pty LtdWeight LossPhase 1 / Phase 2Melbourne, Victoria104
Est. $50 – $1,000Atılım UniversityPharmaN/AAnkara, Select State50
Est. $1,500 – $12,000Icahn School of Medicine at Mount SinaiBrain & NeuroPhase 1 / Phase 2New York, New York160
Est. $1,950 – $12,000AstraZenecaPharmaPhase 1Glendale, California40
Est. $50 – $1,000University of South FloridaPharmaN/ATampa, Florida165
Est. $1,500 – $12,000Children's Mercy Hospital Kansas CityPharmaPhase 1Kansas City, Missouri50
Est. $25 – $500University of California, San FranciscoPharmaObservationalSan Francisco, California250
Est. $50 – $1,000Centre Hospitalier Universitaire, AmiensPharmaN/AAmiens66
Est. $25 – $500Royal Marsden NHS Foundation TrustPharmaObservationalCambridge150
Est. $25 – $500National Institute of Mental Health (NIMH)PharmaObservationalBethesda, Maryland1,000
Est. $1,500 – $12,000Keith M VogtBrain & NeuroEarly Phase 1Pittsburgh, Pennsylvania60
Est. $1,500 – $8,000Assiut UniversityPharmaPhase 1Asyut100
Est. $50 – $1,000VA Office of Research and DevelopmentPharmaN/AAurora, Colorado120
Est. $2,500 – $12,000University Hospital, Basel, SwitzerlandPsychedelics & CannabisPhase 1Basel24
Est. $50 – $1,000Colorado State UniversityPsychedelics & CannabisN/AFort Collins, Colorado99
Est. $50 – $1,000Nanfang Hospital, Southern Medical UniversityPharmaN/AGuangzhou, Guangdong120
Est. $25 – $500Danderyd HospitalPharmaObservationalStockholm1,400
Est. $25 – $500Faith A. RichardsonPharmaObservationalDover, Delaware25
Est. $25 – $500University of ZagrebPharmaObservationalZagreb100
Est. $1,500 – $8,000GH Research Ireland LimitedPharmaPhase 1London52
Est. $500 – $7,000VA Office of Research and DevelopmentDiet & NutritionPhase 2San Francisco, California30
Est. $25 – $500Massachusetts General HospitalPharmaObservationalBoston, Massachusetts5,000
Est. $50 – $1,000University of EdinburghPharmaN/AEdinburgh, Scotland160
Est. $1,500 – $12,000Chiesi Farmaceutici S.p.A.PharmaPhase 1 / Phase 2Cambridge45
Est. $50 – $1,000University of CopenhagenPharmaN/ACopenhagen10
Est. $50 – $1,000Centre Hospitalier Universitaire de NīmesDiet & NutritionN/AMontpellier280
Est. $25 – $500Perminder SachdevPharmaObservationalNewcastle, New South Wales300
Est. $1,500 – $12,000University of California, BerkeleyPsychedelics & CannabisPhase 1Berkeley, California40
Est. $50 – $1,000University of WashingtonWeight LossN/ADurant, Oklahoma176
Est. $100 – $1,500Universidad de AntioquiaPharmaPhase 4Medellín, Antioquia120
Est. $50 – $1,000Cairo UniversityPharmaN/ACairo, Giza Governorate84
Est. $1,500 – $12,000University of ChicagoPsychedelics & CannabisEarly Phase 1Chicago, Illinois48
Est. $2,500 – $12,000University Hospital, Basel, SwitzerlandPsychedelics & CannabisPhase 1Basel, Canton of Basel-City16
Est. $200 – $3,000Sengkang General HospitalPharmaPhase 3Singapore, Singapore100
Est. $1,500 – $12,000National Heart, Lung, and Blood Institute (NHLBI)PharmaPhase 1Bethesda, Maryland64
Est. $25 – $500Elke Leuridan, MD, PhDVaccinesObservationalEdegem, Antwerp96
Est. $1,500 – $12,000Institute of Medical Biology, Chinese Academy of Medical SciencesVaccinesPhase 1Dazhou, Sichuan460
Est. $130 – $2,250ModernaTX, Inc.VaccinesPhase 4Atlanta, Georgia1,144
Est. $25 – $500Anhui Provincial HospitalPharmaObservationalHefei, Anhui10,000
Est. $1,500 – $12,000Yi FangPharmaPhase 1Beijing, Beijing Municipality70
Est. $1,500 – $12,000Baylor College of MedicinePharmaPhase 1Washington D.C., District of Columbia35
Est. $25 – $500Boston Medical CenterVaccinesObservationalBoston, Massachusetts80
Est. $200 – $3,000Institute of Tropical Medicine, BelgiumVaccinesPhase 3Goma624
Est. $25 – $500Shanghai Bovax Biotechnology Co., Ltd.VaccinesObservationalYangchun, Guangdong600
Est. $1,500 – $12,000Granular Therapeutics LimitedPharmaPhase 1Berlin72
Est. $50 – $1,000University of BirminghamPharmaN/AKigali650
Est. $50 – $1,000Johns Hopkins Bloomberg School of Public HealthVaccinesN/ANew York, New York6,000
Est. $500 – $7,000Dynavax Technologies CorporationVaccinesPhase 2Miami, Florida148
Est. $50 – $1,000Johns Hopkins UniversityVaccinesN/ABaltimore, Maryland900
Est. $200 – $3,000Gilead SciencesPharmaPhase 3Birmingham, Alabama350
Est. $260 – $4,500GlaxoSmithKlineVaccinesPhase 3Mobile, Alabama1,840
Est. $100 – $1,500University of British ColumbiaVaccinesPhase 4Surrey, British Columbia275
Est. $1,500 – $8,000Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd.VaccinesPhase 1 / Phase 2Shijiazhuang, Hebei620
Est. $260 – $4,500GlaxoSmithKlineVaccinesPhase 3Salvaleón de Higüey, La Altagracia Province600
Est. $25 – $500University of ChicagoPharmaObservationalChicago, Illinois400
Est. $25 – $500National Institute of Allergy and Infectious Diseases (NIAID)PharmaObservationalKalifabougou, Koulikoro9,500
Est. $100 – $1,500South Australian Health and Medical Research InstituteVaccinesPhase 4Adelaide, South Australia348
Est. $50 – $1,000Johns Hopkins UniversityPharmaN/ABaltimore, Maryland1,025
Est. $1,500 – $12,000Ausper Biopharma Co., Ltd.PharmaPhase 1Ch’ang-ch’un, Jilin110
Est. $100 – $1,500Oswaldo Cruz FoundationVaccinesPhase 4Rio de Janeiro400
Est. $33 – $750Sanofi Pasteur, a Sanofi CompanyVaccinesObservationalSwiftwater, Pennsylvania50
Est. $200 – $3,000University of Witwatersrand, South AfricaVaccinesPhase 3Kintampo, Bono East13,000
Est. $500 – $7,000BioNTech SEVaccinesPhase 2Kinshasa310
Est. $1,500 – $12,000CSPC Zhongnuo Pharmaceutical (Shijiazhuang) Co., Ltd.PharmaPhase 1Hefei, Anhui40
Est. $200 – $3,000International Vaccine InstituteVaccinesPhase 3Durban, Eastern Cape2,824
Est. $1,500 – $12,000Mirador Therapeutics, Inc.VaccinesPhase 1San Diego, California72
Est. $1,500 – $12,000Shanghai Synvida Biotechnology Co.,Ltd.PharmaPhase 1Shanghai60
Est. $100 – $1,500Washington University School of MedicineVaccinesPhase 4St Louis, Missouri30
Est. $2,500 – $12,000Shanghai Argo Biopharmaceutical Co., Ltd.PharmaPhase 1Shanghai24
Est. $25 – $500Jiangsu Province Centers for Disease Control and PreventionVaccinesObservationalNanjing, Jiangsu24,740
Est. $200 – $3,000Shanghai Bovax Biotechnology Co., Ltd.VaccinesPhase 3Liuzhou, Guangxi8,000
Est. $1,950 – $18,000PfizerVaccinesPhase 1Anaheim, California310
Est. $260 – $4,500PfizerVaccinesPhase 3Athens, Alabama32,000
Est. $25 – $500Assistance Publique - Hôpitaux de ParisVaccinesObservationalParis115
Est. $25 – $500National Institute of Allergy and Infectious Diseases (NIAID)PharmaObservationalAtlanta, Georgia4,000
Est. $1,500 – $12,000Almirall, S.A.VaccinesPhase 1Leiden93
Est. $1,500 – $12,000Suzhou Alphamab Co., Ltd.Weight LossPhase 1Changsha, Hunan36
Est. $50 – $1,000Tan Tock Seng HospitalPharmaN/ASingapore5
Est. $1,500 – $12,000argenxVaccinesPhase 1Montreal104
Est. $1,500 – $12,000Guangzhou Patronus Biotech Co., Ltd.VaccinesPhase 1Meizhou92
Est. $1,500 – $12,000Mabylon AGVaccinesPhase 1Colorado Springs, Colorado48
Est. $25 – $500National Institute of Allergy and Infectious Diseases (NIAID)VaccinesObservationalBethesda, Maryland1,000
Est. $1,500 – $12,000Bambusa TherapeuticsPharmaPhase 1Perth, Western Australia98
Est. $1,500 – $12,000ANRS, Emerging Infectious DiseasesVaccinesPhase 1 / Phase 2Créteil215
Est. $25 – $500Laval UniversityDiet & NutritionObservationalQuébec, Quebec70
Est. $50 – $1,000Celia BañulsDiet & NutritionN/AValencia, Valencia120
Est. $50 – $1,000University of ReadingPharmaN/AReading, Berkshire16
Est. $50 – $1,000Centre Hospitalier Universitaire de Saint EtienneBrain & NeuroN/ASaint-Etienne100
Est. $50 – $1,000San Diego State UniversityWeight LossN/ASan Diego, California80
Est. $50 – $1,000Johns Hopkins UniversityWeight LossN/ABaltimore, Maryland32
Est. $50 – $1,000Max Planck Institute for Human Cognitive and Brain SciencesWeight LossN/ALeipzig, Saxony120
Est. $50 – $1,000Harokopio UniversityWeight LossN/ANicosia490
Est. $50 – $1,000Fayoum University HospitalPharmaN/AAl Fayyum, Faiyum Governorate50
Est. $50 – $1,000University of Massachusetts, WorcesterPharmaN/APalo Alto, California630
Est. $25 – $500Aswan UniversityPharmaObservationalAswān60
Est. $1,500 – $12,000Father Flanagan's Boys' HomePharmaEarly Phase 1Tempe, Arizona255
Est. $1,950 – $18,000AstraZenecaWeight LossPhase 1Glendale, California104
Est. $50 – $1,000University of Illinois at ChicagoPharmaN/AChicago, Illinois90
Est. $50 – $1,000VA Office of Research and DevelopmentPharmaN/AHouston, Texas32
Est. $50 – $1,000Ohio State UniversityDiet & NutritionN/ANovato, California400
Est. $50 – $1,000Rousselot BVBAPharmaN/ALondon, Ontario60
Est. $25 – $500Tianjin Medical UniversityWeight LossObservationalTianjin, Tianjin Municipality500
Est. $50 – $1,000Sohag UniversityPharmaN/ASohag30
Est. $100 – $1,500Stanford UniversityPharmaPhase 4Palo Alto, California104
Est. $50 – $1,000Alaska Native Tribal Health ConsortiumWeight LossN/AAnchorage, Alaska450
Est. $50 – $1,000University of Southern DenmarkBrain & NeuroN/AOdense90
Est. $25 – $500Chinese University of Hong KongPharmaObservationalHong Kong, New Territories2,000
Est. $50 – $1,000Chinese Academy of SciencesWeight LossN/AHangzhou, Zhejiang140
Est. $50 – $1,000German Institute of Human NutritionWeight LossN/ANuthetal30
Est. $50 – $1,000Washington University School of MedicineWeight LossN/ASt Louis, Missouri72
Est. $50 – $1,000Columbia UniversityWeight LossN/ANew York, New York42
Est. $1,500 – $12,000Novo Nordisk A/SWeight LossPhase 1Québec91
Est. $500 – $7,000University of South CarolinaWeight LossPhase 2Columbia, South Carolina480
Est. $25 – $500University Hospital, LillePharmaObservationalLille1,126
Est. $50 – $1,000Weill Medical College of Cornell UniversityDiet & NutritionN/ANew York, New York40
Est. $50 – $1,000Mayo ClinicPharmaN/ARochester, Minnesota60
Est. $500 – $7,000Vanderbilt University Medical CenterPharmaPhase 2Nashville, Tennessee50
Est. $50 – $1,000Nicolai Jacob Wewer AlbrechtsenBrain & NeuroN/ACopenhagen6
Est. $25 – $500University of North Carolina, Chapel HillPharmaObservationalChapel Hill, North Carolina60
Est. $25 – $500University GhentDiet & NutritionObservationalJimma526
Est. $50 – $1,000Menoufia UniversityPharmaN/AShibīn al Kawm, Menofia60
Est. $500 – $7,000Stanford UniversityWeight LossPhase 2Palo Alto, California66
Est. $50 – $1,000University of GlasgowWeight LossN/AGlasgow60
Est. $50 – $1,000Universidade Nova de LisboaWeight LossN/ALisbon30
Est. $50 – $1,000Oregon Research InstitutePharmaN/ASpringfield, Oregon620
Est. $50 – $1,000University of California, DavisDiet & NutritionN/ADavis, California5
Est. $25 – $500Shanghai Jiao Tong University School of MedicineWeight LossObservationalShanghai, Shanghai Municipality8,000
Est. $25 – $500University of LeipzigWeight LossObservationalLeipzig, Saxony3,000
Est. $50 – $1,000University of Arkansas, FayettevilleWeight LossN/AFayetteville, Arkansas90
Est. $50 – $1,000University of MichiganDiet & NutritionN/AAnn Arbor, Michigan200
Est. $1,500 – $12,000H. Lundbeck A/SDiet & NutritionPhase 1Helsinki104
Est. $25 – $500Francisco Algaba ChuecaPharmaObservationalReus, Tarragona40
Est. $25 – $500Fundació Institut Germans Trias i PujolPharmaObservationalMultiple Locations, Andalusia3,000
Est. $50 – $1,000Monell Chemical Senses CenterPharmaN/APhiladelphia, Pennsylvania100
Est. $50 – $1,000McGill UniversityPharmaN/AMontreal, Quebec4
Est. $50 – $1,000Centre Hospitalier Universitaire DijonDiet & NutritionN/ADijon66
Est. $50 – $1,000University of OregonDiet & NutritionN/AEugene, Oregon20
Est. $50 – $1,000SF Research Institute, Inc.Diet & NutritionN/ASan Francisco, California50
Est. $50 – $1,000University of Colorado, DenverPharmaN/AAurora, Colorado1,000
Est. $50 – $1,000University of South FloridaPharmaN/ATampa, Florida40
Est. $50 – $1,000Texas A&M UniversityPharmaN/ACollege Station, Texas60
Est. $2,500 – $12,000Antaros MedicalPharmaEarly Phase 1Stockholm30
Est. $50 – $1,000University of NottinghamDiet & NutritionN/ADerby, Derbyshire30
Est. $50 – $1,000KU LeuvenDiet & NutritionN/ALeuven, Vlaams-Brabant18
Est. $50 – $1,000University of California, Los AngelesBrain & NeuroN/ALos Angeles, California300
Est. $50 – $1,000University Hospital, Basel, SwitzerlandDiet & NutritionN/ABasel12
Est. $50 – $1,000Shanghai Mental Health CenterBrain & NeuroN/AXuhui, Shanghai Municipality88
Est. $25 – $500Cairo UniversityPharmaObservationalGiza350
Est. $50 – $1,000Fred Hutchinson Cancer CenterPharmaN/ASeattle, Washington1,178
Est. $50 – $1,000Queen Mary University of LondonPharmaN/ALondon6,000
Est. $50 – $1,000Institut National de Recherche pour l'Agriculture, l'Alimentation et l'EnvironnementPharmaN/ABobigny20
Est. $500 – $7,000Wayne State UniversityBrain & NeuroPhase 2Cape Town, Western Cape288
Est. $50 – $1,000University of ArkansasPharmaN/ALittle Rock, Arkansas44
Est. $50 – $1,000Lehigh UniversityPharmaN/ABethlehem, Pennsylvania384
Est. $25 – $500Bangabandhu Sheikh Mujib Medical University, Dhaka, BangladeshPharmaObservationalDhaka, Dhaka Division550
Est. $50 – $1,000Universidad Nacional Autonoma de HondurasPharmaN/ATegucigalpa, Francisco Morazán Department190
Est. $50 – $1,000Chr Hansen - part of NovonesisDiet & NutritionN/ACork, Blackpool90
Est. $2,500 – $12,000University of California, DavisDiet & NutritionPhase 1Sacramento, California24
Est. $50 – $1,000Guo ShiWeiPharmaN/AShanghai, Shanghai Municipality1,000,000
Est. $50 – $1,000Integrative Skin Science and ResearchDiet & NutritionN/ASacramento, California60
Est. $1,500 – $12,000Chinese Academy of Medical Sciences, Fuwai HospitalDiet & NutritionEarly Phase 1Beijing, Beijing Municipality210
Est. $50 – $1,000Acibadem UniversityPharmaN/AIstanbul50
Est. $50 – $1,000Purdue UniversityDiet & NutritionN/AWest Lafayette, Indiana300
Est. $50 – $1,000Mary LacyPharmaN/ALexington, Kentucky12,000
Est. $50 – $1,000Hadassah Medical OrganizationPharmaN/AJerusalem64
Est. $50 – $1,000The University of Hong KongPharmaN/AHong Kong1,200
Est. $25 – $500University of ZurichPharmaObservationalZurich, Canton of Zurich680
Est. $25 – $500Institut National de la Santé Et de la Recherche Médicale, FranceBrain & NeuroObservationalCaen130
Est. $50 – $1,000Assistance Publique - Hôpitaux de ParisPharmaN/ALe Kremlin-Bicêtre40
Est. $50 – $1,000Children's Hospital Medical Center, CincinnatiBrain & NeuroN/ACincinnati, Ohio180
Est. $1,500 – $12,000San Diego State UniversityPharmaEarly Phase 1San Diego, California210
Est. $25 – $500Norwegian University of Science and TechnologyPharmaObservationalTrondheim30
Est. $50 – $1,000Centre for Addiction and Mental HealthPharmaN/AToronto, Ontario220
Est. $25 – $500Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong UniversityBrain & NeuroObservationalShanghai5,000
Est. $50 – $1,000State University of New York at BuffaloBrain & NeuroN/ABuffalo, New York80
Est. $25 – $500Max-Planck-Institute of PsychiatryBrain & NeuroObservationalMünchen, Bavaria140
Est. $50 – $1,000The Third Affiliated hospital of Zhejiang Chinese Medical UniversityPharmaN/AHangzhou, Zhejiang84
Est. $25 – $500Indiana UniversityBrain & NeuroObservationalSun City, Arizona850
Est. $25 – $500University of Illinois at ChicagoBrain & NeuroObservationalChicago, Illinois70
Est. $50 – $1,000Institut National de la Santé Et de la Recherche Médicale, FranceBrain & NeuroN/AParis45
Est. $50 – $1,000The University of Texas Health Science Center, HoustonBrain & NeuroN/AHouston, Texas160
Est. $50 – $1,000Vanderbilt UniversityBrain & NeuroN/ANashville, Tennessee100
Est. $100 – $1,500VA Office of Research and DevelopmentBrain & NeuroPhase 4Miami, Florida226
Est. $50 – $1,000Jian Pei,MDBrain & NeuroN/AShanghai, Shanghai Municipality180
Est. $50 – $1,000University Hospital, Clermont-FerrandPharmaN/AClermont-Ferrand44
Est. $25 – $500Uppsala UniversityPharmaObservationalUppsala120
Est. $50 – $1,000Emory UniversityBrain & NeuroN/AAtlanta, Georgia500
Est. $2,500 – $12,000University of Maryland, BaltimoreBrain & NeuroPhase 1Baltimore, Maryland15
Est. $25 – $500Beijing Tiantan HospitalBrain & NeuroObservationalBeijing, Beijing Municipality1,000
Est. $50 – $1,000National Institute on Drug Abuse (NIDA)Brain & NeuroN/ABaltimore, Maryland70
Est. $1,500 – $12,000Hunan Kelun Pharmaceutical Co., Ltd.PharmaPhase 1Changsha, Hunan76
Est. $1,500 – $12,000AC Immune SABrain & NeuroEarly Phase 1Solna46
Est. $50 – $1,000Dominican University New YorkPharmaN/AOrangeburg, New York30
Est. $50 – $1,000Northwestern UniversityPharmaN/ABaltimore, Maryland300
Est. $25 – $500Baylor College of MedicinePharmaObservationalHouston, Texas3,000
Est. $50 – $1,000Sunnybrook Health Sciences CentreBrain & NeuroN/AToronto, Ontario160
Est. $50 – $1,000University of California, Los AngelesBrain & NeuroN/ALos Angeles, California100
Est. $50 – $1,000VA Office of Research and DevelopmentBrain & NeuroN/AWest Los Angeles, California150
Est. $50 – $1,000Josep Rodes-CabauPharmaN/AQuébec, Quebec100
Est. $25 – $500Mclean HospitalPharmaObservationalBelmont, Massachusetts160
Est. $50 – $1,000Shaklee CorporationDiet & NutritionN/AAddison, Illinois34
Est. $50 – $1,000VA Office of Research and DevelopmentBrain & NeuroN/AGainesville, Florida70
Est. $50 – $1,000Hospices Civils de LyonBrain & NeuroN/ABron320
Est. $200 – $3,000University of California, IrvineBrain & NeuroPhase 3Irvine, California300
Est. $50 – $1,000Assistance Publique - Hôpitaux de ParisBrain & NeuroN/AGarches30
Est. $50 – $1,000IRCCS San RaffaelePharmaN/AMilan, MI30
Est. $25 – $500University Hospital, Basel, SwitzerlandPharmaObservationalBasel115
Est. $1,500 – $12,000Benjamin MedoffPharmaPhase 1Boston, Massachusetts313
Est. $50 – $1,000National Heart, Lung, and Blood Institute (NHLBI)PharmaN/ABethesda, Maryland2,950
Est. $50 – $1,000University of ChicagoPharmaN/AChicago, Illinois94
Est. $25 – $500Endra LifesciencesPharmaObservationalAnn Arbor, Michigan49
Est. $25 – $500National Eye Institute (NEI)PharmaObservationalBethesda, Maryland650
Est. $25 – $200Jagiellonian UniversityPharmaObservationalKrakow, Małopolska100
Est. $25 – $500ChromX HealthPharmaObservationalGuangzhou, Guangdong10,000
Est. $50 – $1,000Ain Shams UniversityPharmaN/ACairo, Abbassia, Cairo160
Est. $50 – $1,000Meharry Medical CollegePharmaN/ANashville, Tennessee250
Est. $50 – $1,000University of WashingtonPharmaN/ASeattle, Washington76
Est. $1,500 – $12,000Tangram Therapeutics PlcPharmaPhase 1 / Phase 2London99
Est. $100 – $1,500Rawalpindi Medical CollegePharmaPhase 4Rawalpindi, Punjab Province112
Est. $50 – $1,000Yale UniversityPharmaN/ANew Haven, Connecticut30
Est. $25 – $500University of OxfordPharmaObservationalOxford60
Est. $25 – $500Ohio State UniversityPharmaObservationalColumbus, Ohio165
Est. $50 – $1,000Montana State UniversityPharmaN/ABrowning, Montana400
Est. $200 – $3,000Mikkel HerlyPharmaPhase 3Aalborg1,003
Est. $50 – $1,000Istanbul University - CerrahpasaPharmaN/AIstanbul40
Est. $50 – $1,000Yale UniversityPharmaN/ANew Haven, Connecticut90
Est. $50 – $1,000Atılım UniversityPharmaN/AAnkara30
Est. $1,500 – $12,000University of PennsylvaniaPharmaPhase 1Hartford, Connecticut57
Est. $50 – $1,000Aswan University HospitalPharmaN/ACairo210
Est. $25 – $500University of MinnesotaPharmaObservationalMinneapolis, Minnesota100
Est. $50 – $1,000University of MiamiPharmaN/AMiami, Florida100
Est. $2,500 – $10,000BioVersys SASPharmaPhase 1Vienna16
Est. $50 – $1,000Riphah International UniversityPharmaN/ALahore, Punjab Province48
Est. $50 – $1,000prof. dr. Rik SchrijversPharmaN/ALeuven, Vlaams-Brabant20
Est. $50 – $1,000Sheba Medical CenterPharmaN/ARamat Gan300
Est. $25 – $500Square2 Systems, Inc.PharmaObservationalHanover, New Hampshire20
Est. $25 – $500Hacettepe UniversityPharmaObservationalAnkara, Ankara60
Est. $25 – $500International Maternal Pediatric Adolescent AIDS Clinical Trials GroupPharmaObservationalLos Angeles, California1,150
Est. $50 – $1,000Holy Family Hospital, Nazareth, IsraelPharmaN/ANazareth186
Est. $65 – $1,500University of RochesterPharmaN/ARochester, New York200
Est. $25 – $500University of UlmPharmaObservationalUlm100
Est. $50 – $1,000University Hospital, GhentPharmaN/AGhent, East Flanders45
Est. $25 – $500Craig HospitalPharmaObservationalEnglewood, Colorado60
Est. $50 – $1,000University of ValenciaPharmaN/AValencia214
Est. $50 – $1,000Massachusetts General HospitalPharmaN/ABoston, Massachusetts96
Est. $100 – $1,500Western Galilee Hospital-NahariyaPharmaPhase 4Nahariya, Israel110
Est. $25 – $500University of Southern CaliforniaPharmaObservationalLos Angeles, California625
Est. $50 – $1,000University Hospital, CaenPharmaN/ACaen32
Est. $50 – $1,000Wonju Severance Christian HospitalPharmaN/AWŏnju, Kangwondo100
Est. $25 – $500Massachusetts General HospitalPharmaObservationalBoston, Massachusetts96
Est. $50 – $1,000University of Alabama at BirminghamPharmaN/ABirmingham, Alabama200
Est. $1,500 – $12,000Anna Stanhewicz, PhDPharmaEarly Phase 1Iowa City, Iowa60
Est. $25 – $500University of CataniaPharmaObservationalCatania, Sicily30
Est. $500 – $7,000Akiva MintzPharmaPhase 2Englewood, New Jersey200
Est. $2,500 – $12,000Beirut Arab UniversityPharmaEarly Phase 1Beirut22
Est. $200 – $3,000Peking Union Medical College HospitalPharmaPhase 3Beijing, Beijing Municipality90
Est. $50 – $1,000Royal College of Surgeons, IrelandPharmaN/ADublin2,183
Est. $25 – $500Balgrist University HospitalPharmaObservationalZurich, Canton of Zurich80
Est. $50 – $1,000Harvard Medical School (HMS and HSDM)Diet & NutritionN/AVilnius40
Est. $25 – $500National Institute on Drug Abuse (NIDA)PharmaObservationalBaltimore, Maryland10,000
Est. $50 – $1,000Oregon Health and Science UniversityPharmaN/APortland, Oregon4,000
Est. $25 – $500Medical University of ViennaPharmaObservationalVienna120
Est. $50 – $1,000Senthil SadhasivamPharmaN/AIndianapolis, Indiana700
Est. $50 – $1,000Columbia UniversityPharmaN/AChicago, Illinois3,200
Est. $50 – $1,000Magdalena KolasińskaPharmaN/AWarsaw, Masovian Voivodeship60
Est. $25 – $500Lohmann & RauscherPharmaObservationalPisa25
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Data from ClinicalTrials.gov (NIH/NLM). Pay estimates are approximate and not confirmed by sponsors. We do not provide medical advice. Always contact the study team directly to confirm compensation, eligibility, and risks.

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