- ICH GCP
- US Clinical Trials Registry
- Search trials
Search clinical trials for: no intervention - just observational
Total 3830 results
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National Health Research Institutes, TaiwanUnknownHeroin-addicted Patients Who Undertook Methadone Maintenance TreatmentTaiwan
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Johns Hopkins UniversityCompleted
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University of Sao Paulo General HospitalCompletedVenous Thrombosis | Deep Vein Thrombosis | Pulmonary Embolism | Perioperative/Postoperative Complications | Thrombophilia Associated With Pregnancy | Other Specified Risk Factors in PregnancyBrazil
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Strata Medical InnovationsUnknown
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Nantes University HospitalCompleted
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Waleed Khaild Rahman Kareem Al-kabiNot yet recruiting
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Azienda USL ModenaCompleted
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Northwell HealthEpilepsy FoundationCompletedEpilepsy | Psychiatric or Mood Diseases or ConditionsUnited States
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University of Alabama at BirminghamNational Heart, Lung, and Blood Institute (NHLBI); National Institutes of Health...CompletedHypertensionUnited States
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Merck Sharp & Dohme LLCCompleted
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University of PittsburghNational Institute on Minority Health and Health Disparities (NIMHD)RecruitingDepression | Anxiety | Adolescent Behavior | Sexual and Gender MinoritiesUnited States
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Lundquist Institute for Biomedical Innovation at...CompletedSingle-ventricle
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University of BernCompletedDepression Moderate | Depression MildSwitzerland
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Zonguldak Bulent Ecevit UniversityNot yet recruitingEndometrial Hyperplasia | Endometrial Neoplasms | Biopsy Wound
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Hospital Universitario ArabaHospital Arnau de Vilanova; Instituto de Salud Carlos III; SIBEL SL; Instituto...Completed
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University of FreiburgCompletedCAR T-Cell-Related Encephalopathy Syndrome | ICANS, Grade UnspecifiedGermany
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Prep Tech, LLCCompletedTime Saved Performing Skin Antisepsis Process Outside the OR | Antisepsis of Skin Preparation Outside the ORUnited States
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Universitaire Ziekenhuizen KU LeuvenRecruitingCow Milk Allergy | Food AllergyBelgium
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James F. Holmes, MD, MPHEunice Kennedy Shriver National Institute of Child Health and Human Development... and other collaboratorsRecruitingWounds and Injuries | Abdomen, Acute | Abdominal Injury | Blunt Trauma to Abdomen | Abdomen InjuryUnited States
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Carolyn LaucknerNational Cancer Institute (NCI)RecruitingCancer | Alcohol UseUnited States
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Fujian Medical UniversityActive, not recruitingGastric Cancer | Indocyanine Green | Injection SiteChina
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Instituto Portugues de Oncologia, Francisco Gentil...Linnaeus University; University of Oulu; European Commission; Polytechnic Institute... and other collaboratorsUnknown
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PfizerCompletedRheumatoid ArthritisUnited States, Turkey, Bulgaria, Argentina, Australia
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Pontificia Universidad Catolica de ChileServicio Nacional para la Prevención y Rehabilitación del Consumo de Drogas...CompletedSubstance-Related Disorders | Alcohol-Related Disorders | Substance AbuseChile
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University of BrightonNord University; Brighton & Hove Digital Health Living LabNot yet recruitingHealthy Aging | Old Age; Debility | Dignity | Digital TechnologyUnited Kingdom
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Sachin DesaiIndian Council of Medical Research; National Institute of Cholera and Enteric...Completed
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T.C. ORDU ÜNİVERSİTESİNot yet recruiting
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Hopital FochWithdrawnUrologic Diseases | Thoracic Diseases
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University of JyvaskylaAcademy of FinlandCompleted
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Drexel UniversityTerminatedEpilepsy | Vitamin D Deficiency | Magnesium DeficiencyUnited States
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University of BaselKantonsspital AarauSuspendedPediatric Cancer | Pediatric Brain Tumor | Chemotherapy-induced Peripheral Neuropathy | Sensorimotor PolyneuropathySwitzerland
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University Hospital Southampton NHS Foundation...Not yet recruitingInflammatory Response | Platelet Aggregation, Spontaneous
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Ferring PharmaceuticalsCompleted
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Zagazig UniversityCompletedCervical Spine SurgeryEgypt
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VA Office of Research and DevelopmentCompleted
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Obafemi Awolowo UniversityCompleted
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Centro de Investigación en Alimentación y Desarrollo...Universidad de SonoraCompletedNutritional and Metabolic Disease
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Swiss Tropical & Public Health InstituteMedicines for Malaria VentureCompletedSevere MalariaCongo, The Democratic Republic of the
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VA Office of Research and DevelopmentVA Boston Healthcare SystemRecruitingMild Cognitive Impairment | Mild Traumatic Brain Injury | Moderate Traumatic Brain InjuryUnited States
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Virginia Commonwealth UniversityNational Institute of Mental Health (NIMH); Centers for Disease Control and... and other collaboratorsEnrolling by invitationHuman Immunodeficiency VirusUnited States
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Irrimax CorporationTerminatedSurgical Site InfectionUnited States
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Yale UniversityAlexion Pharmaceuticals; Ochsner Health SystemWithdrawnEnd Stage Liver DiseaseUnited States
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National Taiwan University HospitalRecruiting
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Pennington Biomedical Research CenterAmerican Heart AssociationCompletedBlood Pressure | Over Weight | Postmenopausal DisorderUnited States
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Eisai Co., Ltd.CompletedGastric Ulcer | Duodenal UlcerJapan
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Glostrup University Hospital, CopenhagenCompletedArthroscopic Knee SurgeryDenmark
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Rambam Health Care CampusUnknownLung Adenocarcinoma | Pancreatic Ductal Adenocarcinoma | Breast Adenocarcinoma
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University of South AustraliaCompletedChronic Pain | Pelvic Pain | Psychological | Hypnosis, AnimalAustralia
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Nutrition InternationalCenters for Disease Control and Prevention; CDC Foundation; Institute of Public... and other collaboratorsCompletedAnemia | Menstrual Hygiene Management | Improved Water, Sanitation and Hygiene (WASH)Canada
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Emily EisnerManchester University NHS Foundation TrustCompleted