Clinical Trials Directory

Explore 304,633 clinical trials worldwide

Showing 302301-302350 of 304,633 trials

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Clinical Trials (304,633)

NCT04075019
The Seattle Social Development Project: An Implementation of the Raising Healthy Children Intervention
NACompleted
808 participants
Started: Sep 1, 1981 · Completed: Jun 30, 1993
2 conditions2 sponsors0 locations
NCT00005154
National Health and Nutrition Examination Survey IV (NHANES (IV)
N/ACompleted
Started: Jul 31, 1981 · Completed: Dec 31, 2008
6 conditions1 sponsor0 locations
NCT00004848
A Controlled Prospective Study of Transfusion-Associated Hepatitis
N/ACompleted
2,000 participants
Started: Jul 31, 1981 · Completed: May 31, 2000
1 condition1 sponsor1 location
NCT00000483
Coronary Drug Project Mortality Surveillance
NACompleted
Started: Jun 30, 1981 · Completed: Mar 31, 1985
5 conditions1 sponsor0 locations
NCT00001176
Effects of Salt Intake on the Nervous Systems of Patients With Salt-Sensitive High Blood Pressure
N/ACompleted
110 participants
Started: May 31, 1981 · Completed: Dec 31, 2001
2 conditions1 sponsor1 location
NCT00000129
Prospective Evaluation of Radial Keratotomy (PERK) Study
PHASE3Completed
Started: Apr 30, 1981 · Completed: Oct 31, 1983
1 condition1 sponsor0 locations
NCT00591279
Cancer Control Following Polypectomy
N/ACompleted
110 participants
Started: Feb 28, 1981 · Completed: Jan 31, 2017
1 condition9 sponsors1 location
NCT00156364
Studies of Organ Transplantation in Animals and Man
N/ACompleted
655 participants
Started: Jan 31, 1981 · Completed: Aug 31, 2014
1 condition3 sponsors1 location
NCT01032525
Monroe County Inflammatory Bowel Disease (IBD) Registry
N/ACompleted
720 participants
Started: Jan 31, 1981 · Completed: Mar 31, 2014
3 conditions2 sponsors0 locations
NCT00005153
Etiologic Risk Factors of Cardiovascular Malformations
N/ACompleted
Started: Dec 31, 1980 · Completed: Nov 30, 1998
3 conditions1 sponsor0 locations
NCT00000499
Systolic Hypertension in the Elderly Program (SHEP) (Pilot Study)
PHASE2Completed
Started: Sep 30, 1980 · Completed: May 31, 1983
4 conditions2 sponsors0 locations
NCT03366532
Dietary Analyses in the Nurses' Health Study, Nurses' Health Study II, and Health Professionals Follow-Up Study
N/ACompleted
289,900 participants
Started: Aug 31, 1980 · Completed: Aug 31, 2012
4 conditions2 sponsors0 locations
NCT00005151
Pawtucket Heart Health Program
N/ACompleted
Started: Aug 31, 1980 · Completed: Jul 31, 1997
8 conditions1 sponsor0 locations
NCT00005677
Percutaneous Transluminal Coronary Angioplasty (PTCA) Registries I, II, and III and the Dynamic Registry
N/ACompleted
4,290 participants
Started: Aug 31, 1980 · Completed: Jan 31, 2013
3 conditions2 sponsors0 locations
NCT00001172
Visual Stimulus and Eye Movement
N/ACompleted
225 participants
Started: Aug 26, 1980 · Completed: Aug 6, 2008
1 condition1 sponsor1 location
NCT00005150
Minnesota Heart Health Program
N/ACompleted
Started: Jul 31, 1980 · Completed: Jun 30, 1993
6 conditions2 sponsors0 locations
NCT00000599
Cholesterol-Lowering Atherosclerosis Study (CLAS)
PHASE3Completed
Started: Jun 30, 1980 · Completed: Nov 30, 1994
10 conditions1 sponsor0 locations
NCT00001173
Studies of In Vitro B Lymphocyte Responses in Subjects Receiving Tetanus Toxoid Booster Immunization
N/ACompleted
200 participants
Started: Jun 30, 1980 · Completed: Jun 30, 2000
1 condition1 sponsor1 location
NCT00000498
Control of Hypertension by Non-Pharmacologic Means
PHASE3Completed
Started: Apr 30, 1980 · Completed: Mar 31, 1983
4 conditions1 sponsor0 locations
NCT00005328
Antecedents of the Type A Behavior Pattern
N/ACompleted
184 participants
Started: Apr 30, 1980 · Completed: Aug 31, 2008
2 conditions2 sponsors0 locations
NCT00005149
Genetic and Environmental Determinants of Hypertension
N/ACompleted
Started: Feb 29, 1980 · Completed: Nov 30, 1992
3 conditions2 sponsors0 locations
NCT01670422
Risk Factors Associated With Recurrence and Life-threatening Complications for CSOJ
N/ACompleted
322 participants
Started: Jan 31, 1980 · Completed: May 31, 2009
2 conditions1 sponsor1 location
NCT00000497
Dietary Intervention Study for Hypertension (DISH)
PHASE3Completed
Started: Jan 31, 1980 · Completed: Sep 30, 1994
4 conditions2 sponsors0 locations
NCT01606449
Follow-up of Patients Operated Upon for Type II-IV Hiatal Hernia
N/ACompleted
100 participants
Started: Jan 31, 1980 · Completed: Jan 31, 2012
2 conditions1 sponsor1 location
NCT00655447
Examining the Long-Term Risks of Oophorectomy
N/ACompleted
32,175 participants
Started: Jan 31, 1980 · Completed: Jun 30, 2004
7 conditions2 sponsors1 location
NCT00001169
Clinical Investigation of Infections Due to Leishmanial Parasites
N/ACompleted
250 participants
Started: Dec 31, 1979 · Completed: Feb 28, 2001
2 conditions1 sponsor1 location
NCT00000151
Early Treatment Diabetic Retinopathy Study (ETDRS)
PHASE3Completed
Started: Dec 31, 1979
2 conditions1 sponsor0 locations
NCT00000496
Platelet Drug Trial in Coronary Disease Progression
PHASE3Completed
Started: Dec 31, 1979 · Completed: Dec 31, 1982
4 conditions1 sponsor0 locations
NCT00001170
Study of the Psychological Development of Children of Parents With and Without Affective Disorders
N/ACompleted
1,045 participants
Started: Oct 31, 1979 · Completed: Feb 28, 2005
3 conditions1 sponsor1 location
NCT00005148
Coronary Heart Disease Incidence, Mortality, and Risk Factor Relationships
N/ACompleted
Started: Sep 30, 1979 · Completed: Aug 31, 1991
5 conditions1 sponsor0 locations
NCT00005147
Epidemiology of Atherosclerosis
N/ACompleted
Started: Sep 30, 1979 · Completed: Jun 30, 1991
4 conditions1 sponsor0 locations
NCT01468883
The Treatment of Stage I and II Carcinoma of the Breast With Mastectomy and Axillary Dissection Versus Excisional Biopsy, Axillary Dissection, and Definitive Irradiation
PHASE3Completed
256 participants
Started: Sep 4, 1979 · Completed: Nov 17, 2016
1 condition1 sponsor1 location
NCT00001167
Ultrasound Evaluation of Tongue Movements in Speech and Swallowing
N/ACompleted
570 participants
Started: Aug 31, 1979 · Completed: Nov 30, 2004
5 conditions1 sponsor1 location
NCT00001171
Evaluation of Factors in Human Brain Tumors
N/ACompleted
800 participants
Started: Jul 31, 1979 · Completed: Sep 30, 2005
4 conditions1 sponsor1 location
NCT00005146
Diabetes and Cardiovascular Risk In Mexico City (San Antonio Heart Study)
N/ACompleted
Started: May 31, 1979 · Completed: Aug 31, 2002
4 conditions2 sponsors0 locations
NCT00005145
Minnesota Heart Survey - Risk Factor Survey
N/ACompleted
Started: Apr 30, 1979 · Completed: Feb 28, 2005
6 conditions2 sponsors0 locations
NCT06167720
Suicide Risk Prediction in Cancer Patients
N/ACompleted
176,000 participants
Started: Jan 1, 1979 · Completed: Dec 31, 2021
1 condition1 sponsor1 location
NCT00001168
Evaluation of Lipoproteins
N/ACompleted
1,017 participants
Started: Jan 1, 1979
1 condition1 sponsor1 location
NCT00004353
Study of the Metabolism of Pyruvate and Related Problems in Patients With Lactic Acidemia
N/ACompleted
35 participants
Started: Dec 31, 1978
3 conditions2 sponsors1 location
NCT00000495
Prevention of Hypertension: A Randomized Trial
PHASE3Completed
Started: Dec 31, 1978
4 conditions2 sponsors0 locations
NCT00000583
Hepatitis B Vaccine Clinical Trial
PHASE3Completed
Started: Nov 30, 1978 · Completed: Jun 30, 1980
3 conditions1 sponsor0 locations
NCT00000494
Management of Patent Ductus in Premature Infants
PHASE3Completed
Started: Sep 30, 1978 · Completed: Mar 31, 1982
4 conditions1 sponsor0 locations
NCT00001165
Combination Chemotherapy in Patients With Zollinger-Ellison Syndrome and Tumors of the Pancreas
PHASE2Completed
999 participants
Started: Sep 30, 1978 · Completed: Aug 31, 2003
3 conditions1 sponsor1 location
NCT00005144
Coronary-Prone Behavior and Cardiovascular Reactivity
N/ACompleted
Started: Aug 31, 1978 · Completed: Jun 30, 1991
3 conditions1 sponsor0 locations
NCT00803803
Dose, Effects and Characteristics of Pilocarpine
PHASE4Completed
37 participants
Started: Aug 31, 1978 · Completed: Dec 31, 1979
1 condition1 sponsor1 location
NCT00005143
Stanford Five-City Multifactor Risk Reduction Study
N/ACompleted
2,504 participants
Started: Jul 31, 1978 · Completed: Jul 31, 1994
7 conditions2 sponsors0 locations
NCT00001164
Studies of Patients With Skin Disease, Patients With Neurological Degenerations, and Normal Volunteers
N/ACompleted
Started: Jul 31, 1978 · Completed: Jun 30, 2000
5 conditions1 sponsor1 location
NCT02350972
Inducing Systemic Immunity and Regressions in Metastatic Melanoma
PHASE1Completed
88 participants
Started: Jul 31, 1978 · Completed: May 31, 2002
1 condition1 sponsor0 locations
NCT00005142
Etiology and Prevalence of Peripheral Arterial Disease
N/ACompleted
Started: Jul 31, 1978 · Completed: Mar 31, 1990
3 conditions1 sponsor0 locations
NCT00000582
Cooperative Study of Factor VIII Inhibitors
PHASE3Completed
Started: Jul 31, 1978 · Completed: Jul 31, 1979
4 conditions1 sponsor0 locations