Clinical Trials Directory

Explore 304,633 clinical trials worldwide

Showing 301751-301800 of 304,633 trials

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Clinical Trials (304,633)

NCT03408275
Dietry Pattern and Lead Levels in Pregnancy
N/ACompleted
2,167 participants
Started: Apr 1, 1991 · Completed: Dec 1, 1992
3 conditions4 sponsors0 locations
NCT01340521
Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH) Response to Low Dose Clomiphene Citrate in Normally Menstruating Fertile Women
PHASE1/PHASE2Completed
25 participants
Started: Mar 31, 1991 · Completed: Mar 31, 1994
1 condition2 sponsors1 location
NCT00000534
Calcium for Pre-Eclampsia Prevention (CPEP)
PHASE3Completed
Started: Mar 31, 1991 · Completed: Jun 30, 2000
8 conditions1 sponsor0 locations
NCT02066610
Effect of Selenium Supplementation on Trace Mineral Antioxidant Enzyme and Amino Acid Metabolism in Infants
NACompleted
47 participants
Started: Mar 31, 1991 · Completed: Jun 30, 1993
1 condition1 sponsor1 location
NCT01216228
Food Patterns, Inflammation Markers of Cardiovascular Disease Risk and Incidence of CVD
N/ACompleted
Started: Mar 31, 1991
3 conditions1 sponsor0 locations
NCT00002472
Cisplatin and Etoposide Prior to Radiation Therapy in Treating Patients With CNS Tumors
PHASE2Completed
Started: Mar 31, 1991 · Completed: Aug 31, 2005
3 conditions2 sponsors3 locations
NCT00667927
Autologous Bone Marrow Transplant for Children With Acute Myelogenous Leukemia (AML) in First Complete Remission
PHASE1Completed
17 participants
Started: Mar 31, 1991 · Completed: Jan 31, 2008
1 condition1 sponsor1 location
NCT00004850
Epidemiology, Infectivity and Natural History of Hepatitis C Virus Infection
N/ACompleted
805 participants
Started: Mar 15, 1991
2 conditions1 sponsor1 location
NCT00002844
Bone Marrow Transplantation in Treating Patients With Chronic Lymphocytic Leukemia
PHASE2Completed
49 participants
Started: Mar 5, 1991 · Completed: Jun 5, 2002
1 condition2 sponsors1 location
NCT00002480
Radiation Therapy in Treating Patients With Prostate Cancer
PHASE1Completed
Started: Feb 28, 1991 · Completed: Aug 31, 2005
1 condition1 sponsor1 location
NCT00005404
Compliance in the Physicians' Health Study
N/ACompleted
Started: Feb 28, 1991 · Completed: Jan 31, 1993
4 conditions1 sponsor0 locations
NCT00954330
Surgical Versus Functional Treatment for Acute Ruptures of the Lateral Ligament Complex of the Ankle in Young Males - A Randomized Controlled Trial With a Mean of 14 Years Follow-up
NACompleted
51 participants
Started: Feb 28, 1991 · Completed: Dec 31, 2008
1 condition1 sponsor1 location
NCT00005407
Statistical Analysis of Pediatric Task Force Data Base
N/ACompleted
Started: Feb 28, 1991 · Completed: Jan 31, 1993
3 conditions1 sponsor0 locations
NCT00004817
Phase III Double Blind Trial of Valproate Sodium for Prophylaxis of Post Traumatic Seizures
PHASE3Completed
385 participants
Started: Feb 28, 1991
2 conditions2 sponsors0 locations
NCT00005403
Heart Disease and the Black Health Disadvantage
N/ACompleted
Started: Feb 28, 1991 · Completed: Jan 31, 1993
3 conditions1 sponsor0 locations
NCT00002474
Combination Chemotherapy and Bone Marrow Transplant in Treating Patients With Refractory or Recurrent Ovarian Cancer
PHASE2Completed
Started: Feb 28, 1991 · Completed: Oct 31, 2005
1 condition1 sponsor1 location
NCT00005464
DISH Data Analysis Study
N/ACompleted
Started: Feb 28, 1991 · Completed: Jan 31, 1993
3 conditions1 sponsor0 locations
NCT06059924
Does the Management of Anastomotic Leakage After Low Rectal Resection Affect Survival
N/ACompleted
941 participants
Started: Feb 1, 1991 · Completed: Dec 31, 2020
2 conditions1 sponsor1 location
NCT00000191
Carbamazepine Treatment for Cocaine Dependence - 5
PHASE2Completed
Started: Jan 31, 1991 · Completed: Feb 28, 1994
1 condition2 sponsors1 location
NCT01313585
Device Mixing in Asthma, a General Practice Research Database Study
N/ACompleted
815,377 participants
Started: Jan 31, 1991 · Completed: Mar 31, 2010
1 condition2 sponsors1 location
NCT00005460
Predictors of Cardiovascular Disease in the Elderly
N/ACompleted
Started: Jan 31, 1991 · Completed: Dec 31, 1992
6 conditions1 sponsor0 locations
NCT00600769
Clarithromycin for the Treatment of Infections Caused by Nontuberculous Mycobacteria (NTM)
PHASE4Completed
210 participants
Started: Jan 31, 1991 · Completed: May 18, 2017
2 conditions2 sponsors1 location
NCT01203358
Exosurf Neonatal and Survanta for Treatment of Respiratory Distress Syndrome
PHASE2/PHASE3Completed
617 participants
Started: Jan 31, 1991 · Completed: Jan 31, 1992
5 conditions1 sponsor13 locations
NCT00005333
Epidemic Hypertension in Nigerian Workers
N/ACompleted
Started: Jan 31, 1991 · Completed: Aug 31, 2001
3 conditions1 sponsor0 locations
NCT03741660
Konjac-Mannan Improves Glycemia and Other Risk Factors for CHD in T2DM
PHASE2Completed
11 participants
Started: Jan 31, 1991 · Completed: Jun 30, 1998
2 conditions3 sponsors0 locations
NCT00004689
Phase II Study of Amithiozone (Thiacetazone) for Patients With Mycobacterium Avium Complex Pulmonary Disease
PHASE2Completed
50 participants
Started: Jan 31, 1991 · Completed: Sep 30, 1998
1 condition1 sponsor0 locations
NCT01866527
Selective Ultrasound Screening for DDH 1991-2006
N/ACompleted
81,564 participants
Started: Jan 31, 1991 · Completed: Aug 31, 2012
1 condition2 sponsors1 location
NCT00001280
Itraconazole for the Prevention of Fungal Infections in Chronic Granulomatous Disease
PHASE2Completed
100 participants
Started: Jan 31, 1991 · Completed: Mar 31, 2001
1 condition1 sponsor1 location
NCT03741686
Effect of Konjac-mannan in Individuals With Insulin-Resistance Syndrome
PHASE2Completed
11 participants
Started: Jan 31, 1991 · Completed: Jun 30, 1999
1 condition3 sponsors0 locations
NCT01400217
Qvar Versus Clenil, a General Practice Research Database Study
N/ACompleted
56,985 participants
Started: Jan 31, 1991 · Completed: Oct 31, 2010
1 condition2 sponsors1 location
NCT00581698
Intraoperative Mapping of Regional Lymphatics Draining the Primary Site of Melanoma Using Isosulfan Blue
N/ACompleted
876 participants
Started: Jan 31, 1991 · Completed: Sep 30, 2009
1 condition1 sponsor1 location
NCT00005457
Model-Free Time Curves for Longitudinal Data Analysis
N/ACompleted
Started: Jan 31, 1991 · Completed: Jun 30, 1994
2 conditions1 sponsor0 locations
NCT00660010
Study of Lupron Depot In The Treatment of Central Precocious Puberty
PHASE3Completed
55 participants
Started: Jan 31, 1991 · Completed: Apr 30, 2009
1 condition1 sponsor9 locations
NCT00005458
Suppressed Anger, Blood Pressure and Mortality Follow-up
N/ACompleted
Started: Jan 31, 1991 · Completed: Dec 31, 1991
4 conditions1 sponsor0 locations
NCT00590096
I-123-MIBG for Imaging of Neuroblastoma and Pheochromocytoma
N/ACompleted
1,380 participants
Started: Jan 31, 1991 · Completed: Dec 31, 2008
2 conditions2 sponsors0 locations
NCT00821132
Genetics of Familial and Sporadic ALS
N/ACompleted
13,521 participants
Started: Jan 31, 1991 · Completed: Jan 31, 2023
7 conditions1 sponsor1 location
NCT00404482
Cyclosporine A in the Treatment of Juvenile Idiopathic Arthritis (JIA) Associated Chronic Anterior Uveitis
N/ACompleted
60 participants
Started: Jan 31, 1991 · Completed: Aug 31, 2006
2 conditions1 sponsor3 locations
NCT01697722
Real-world Effectiveness and Cost-effectiveness of HFA-beclometasone Compared With ICS/LABA Combination Therapy
N/ACompleted
815,377 participants
Started: Jan 31, 1991 · Completed: Feb 28, 2010
1 condition2 sponsors1 location
NCT00000190
Cocaine in Parotid Saliva, Blood and Urine - 4
PHASE1Completed
Started: Jan 31, 1991 · Completed: Feb 29, 1992
1 condition2 sponsors1 location
NCT00005723
Worksite Issues in Organizational Health Promotion (Take Heart)
N/ACompleted
Started: Jan 31, 1991 · Completed: Sep 30, 1996
2 conditions2 sponsors0 locations
NCT03961217
Return to Work Among Cancer Survivors With Treatment-induced Survivorship Syndromes
N/ACompleted
2,135 participants
Started: Jan 31, 1991 · Completed: Dec 31, 2016
8 conditions2 sponsors1 location
NCT04104308
Association of Egg and Dietary Cholesterol Consumption With Mortality and Diseases
N/ACompleted
33,453 participants
Started: Jan 1, 1991 · Completed: Dec 31, 2015
2 conditions1 sponsor0 locations
NCT05128266
Broken Instrument Removal
N/ACompleted
161 participants
Started: Jan 1, 1991 · Completed: Dec 31, 2019
2 conditions1 sponsor0 locations
NCT00309478
Randomized Study Comparing CMF and Goserelin + Tamoxifen in Premenopausal Receptor-positive Patients
PHASE3Completed
1,099 participants
Started: Dec 31, 1990 · Completed: Jun 30, 2004
1 condition2 sponsors0 locations
NCT00000115
Randomized Trial of Acetazolamide for Uveitis-Associated Cystoid Macular Edema
PHASE2Completed
Started: Dec 31, 1990 · Completed: Jun 30, 1994
1 condition1 sponsor0 locations
NCT00001287
Intravenous Immunoglobulin (IVIg) for the Treatment of Chronic Inflammatory Demyelinating Polyneuropathy (CIDP)
PHASE2Completed
60 participants
Started: Dec 31, 1990 · Completed: Jan 31, 2001
2 conditions1 sponsor1 location
NCT00005456
Hypertensive and Normal Pregnancy--Calcium Metabolism and Renin-Angiotensin - SCOR in Hypertension
N/ACompleted
Started: Dec 31, 1990 · Completed: Nov 30, 1995
5 conditions1 sponsor0 locations
NCT00882440
A Study to Investigate the Efficacy and Safety of Different Doses of Losartan Potassium (MK0954-011)
PHASE3Completed
576 participants
Started: Dec 31, 1990 · Completed: Jan 31, 1992
1 condition1 sponsor0 locations
NCT00309491
Randomized Study Comparing Tamoxifen vs. Tamoxifen + Aminoglutethimide in Postmenopausal Receptor-positive Patients
PHASE3Completed
2,021 participants
Started: Dec 31, 1990 · Completed: Mar 31, 2000
1 condition2 sponsors0 locations
NCT00002520
Physician-Initiated Stop-Smoking Program for Patients Receiving Treatment for Early-Stage Cancer
NACompleted
434 participants
Started: Dec 7, 1990
10 conditions2 sponsors1 location