Clinical trials: High Risk
Vitamin D Deficiency
Controlled Trial of Prenatal Vitamin D3 Supplementation to Prevent Vitamin D Deficiency in Mothers and Their Infants
The purpose of this research study is to compare the effects of higher dose vitamin D with commonly recommended dose in pregnant women to see which is better in achieving and/or maintaining sufficient vitamin D blood levels…
- Trial name
- PA 03-103 (NCT00610688)
- Testing
- Prenatal Vitamin, Cholecalciferol (Vitamin D3)
- Where
- 2 sites in United States, United Arab Emirates
- Volunteers
- 192 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Complications Wounds, Negative Pressure Wound Therapy
Incisional Negative Pressure Wound Therapy in High Risk Patients Undergoing Panniculectomy: A Prospective Randomized Controlled Trial
Incisional negative pressure therapy (INPWT) has previously been shown in certain patient populations to decrease wound healing complications, decrease the rate of hematomas and seromas, as well as have better scar quality.
- Conditions
- Complications Wounds, Negative Pressure Wound Therapy, Wound Healing Delayed, Incisional
- Trial name
- NCT03010137
- Testing
- Incisional Negative Pressure Wound Therapy, Standard Closure with Skin Glue, PICO (Smith&Nephew)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Asthma
MethaCholine Bronchoprovocation Study (MeCIS)
The purpose of this research is to evaluate the methacholine challenge test as an accurate indicator of asthma in patients receiving treatment for asthma.
- Trial name
- MeCIS (NCT00705341)
- Testing
- fluticasone
- Where
- 13 sites in United States
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
Caries, Dental, Cariostatic Agents
Reducing Bacteria That Cause Tooth Decay
The purpose of the study is to determine the effect of a two-step mouth rinsing procedure on reducing the germs (mutans Streptococci) that cause tooth decay.
- Trial name
- NCT03062605
- Testing
- Iodine (Betadine), NaOCL
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Atrial Fibrillation
Characterising the Stable and Dynamic Left Atrial Substrate in Atrial Fibrillation
Atrial fibrillation (AF) is the most common sustained arrhythmia, with increasing prevalence associated with an ageing population.
- Trial name
- CASDAF-HD (NCT04229472)
- Testing
- High density electrophysiological mapping, Cardiac Magnetic Resonance Imaging
- Where
- United Kingdom
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Oxford University Hospitals NHS Trust
Healthy
A Study in Healthy Men to Test Whether Food Affects the Amount of BI 894416 in the Blood
Investigate the relative bioavailability of BI 894416 as tablet formulation following a high-fat, high calorie breakfast (Test, T) compared with administration in the fasting state (Reference, R)
- Trial name
- NCT03871595
- Testing
- BI 894416
- Where
- Germany
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Respiratory Syncytial Virus
A Study to Evaluate the Safety and Immune Response of mRNA-1345, a Vaccine Targeting Respiratory Syncytial Virus (RSV), When Co-administered With a Fluzone HD, in Adults ≥65 Years of Age
The main purpose of this study is to evaluate the safety and immunogenicity of mRNA-1345 RSV vaccine when coadministered with a high dose (HD) quadrivalent seasonal influenza vaccine (Fluzone HD) in adults ≥65 years of age.
- Trial name
- NCT06060457
- Testing
- mRNA-1345, Fluzone HD
- Where
- 34 sites in United States
- Volunteers
- 1,900 people, healthy volunteers welcome
- Sponsor
- ModernaTX, Inc.
Colorectal Polyp, Colorectal Adenoma
Standard Colonoscopy Versus Colonoscopy With Endocuff Vision
This study seeks to compare colonoscopy results between a standard method and one using a distal scope attachment (Endocuff Vision).
- Conditions
- Colorectal Polyp, Colorectal Adenoma, Colon Cancer
- Trial name
- NCT03361917
- Testing
- Endocuff Vision
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Indiana University
Morbid Obesity, Noninvasive Ventilation
Use of High Flow Nasal Cannula During Sedation of Morbidly Obese Patients in the Endoscopy Suite
This study evaluates the ability of high flow nasal cannula versus nasal cannula to oxygenate morbidly obese patients undergoing moderate to deep sedation for gastrointestinal procedures.
- Conditions
- Morbid Obesity, Noninvasive Ventilation, Deep Sedation
- Trial name
- NCT02859597
- Testing
- High flow nasal cannula, Nasal Cannula
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Montefiore Medical Center
Astigmatism
Comparison of Cross-cylinder and Conventional Photorefractive Keratectomy(PRK) in Correcting Medium-high Astigmatism
The purpose of this study is to determine whether cross-cylinder approach is more effective than routine method in laser correction of astigmatism.
- Trial name
- PRK (NCT00663923)
- Testing
- photorefractive keratectomy (PRK)
- Where
- Iran
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Tabriz University
Infertility
Use of High Cost Monitoring During Letrozole Ovulation Induction
The purpose of this study is to investigate monitoring methods during ovulation induction cycles with letrozole and their effect on pregnancy rates.
- Trial name
- NCT01279200
- Testing
- Midcycle ultrasound + hCG injection, Urinary LH kits
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Influenza
Collection of Serum Samples From Children and Older Adults Receiving the 2019-2020 Formulations of Fluzone® Quadrivalent and Fluzone® High-Dose Influenza Vaccines, Respectively
The primary objective of the study was to provide sera (collected from participants before vaccination [Blood Sample 1] and after final vaccination [Blood Sample 2]) to the Center for Biologics Evaluation and Research (CBER) for…
- Trial name
- GRC00097 (NCT04109222)
- Testing
- Fluzone Quadrivalent vaccine, no preservative (0.5-mL), 2019-2020 formulation, Fluzone High-Dose vaccine, 2019-2020 formulation
- Where
- 2 sites in United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Adverse Drug Events
Eliminating Risk of Preventable Adverse Drug Events at the Hospital-community Interface of Care
This initiative aims to decrease the risk of medication errors at the hospital-community interface as well as health system utilization following hospital discharge by implementing a pharmacist-led medication reconciliation in…
- Trial name
- CMR (NCT01164137)
- Testing
- Medication Reconciliation
- Where
- Canada
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Westview Physician Collaborative
Polypoidal Choroidal Vasculopathy
Safety Study of 2.0mg Lucentis to Treat Polypoidal Choroidal Vasculopathy
This Phase I/II study will investigate the safety and tolerability of intravitreally administered 0.5mg and 1.0 or 2.0mg Ranibizumab in three monthly doses followed by a 9 month period of criteria-based, as-needed retreatment and…
- Trial name
- NCT01469156
- Testing
- ranibizumab 0.5 or 2.0 mg/0.05 cc
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Southeast Retina Center, Georgia
Oxidative Stress, Anesthesia
Comparison of Total Oxidant and Total Antioxidant Capacities in Low-Flow and High-Flow General Anesthesia
The goal of this observational study is to determine whether low-flow anesthesia has a positive contribution to the total oxidant/antioxidant balance.
- Trial name
- NCT05590312
- Testing
- general anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Duzce University
Elite Athlete, Healthy
Longitudinal Follow-up of High School Athletes
In this study the investigators will study the lung function and airway inflammation in elite athletes starting at the elite sport school (age: 12-13 year) and the change in lung function parameters and airway inflammation after…
- Trial name
- NCT02432183
- Where
- Belgium
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Postoperative Wound Complications
Negative Pressure Wound Therapy in Cesarean Section
The investigators propose a prospective, randomized trial evaluating the use of negative pressure wound therapy (NPWT) with high risk obstetrical patients.
- Trial name
- NPWTCS (NCT02289157)
- Testing
- Negative pressure wound therapy
- Where
- United States
- Volunteers
- 441 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Glioblastoma Multiforme, Anaplastic Astrocytoma
Oral Tarceva Study for Recurrent/Residual Glioblastoma Multiforme and Anaplastic Astrocytoma
This study will offer a safe treatment for patients with relapsing recurring glioblastoma (GBM) or anaplastic astrocytoma (AA). The trial will test the hypothesis that Erlotinib (Tarceva, OSI-774) can be safely used up to a dose…
- Trial name
- NCT00301418
- Testing
- Erlotinib
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Northwell Health
Visual Acuity
Evaluation of Toric Soft Contact Lenses Containing a Chromophore to Block High-Energy Visible Light
This will be a 4-visit, randomized, controlled, single-masked, bilateral wear, dispensing, 2-treament, 2-sequence, 3-period crossover study to evalulate overall vision and comfort..
- Trial name
- NCT05344560
- Testing
- soft contact lens in senofilcon A (C3) with HEVL-blocking chromophore, ACUVUE OASYS 1-Day for Astigmatism
- Where
- 10 sites in United States
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Hydrocortisone, Depression
Exploring the Effects of Corticosteroids on the Human Hippocampus
Chronic corticosteroid (CS) exposure is associated with changes in memory and the hippocampus in both humans and in animal models.
- Conditions
- Hydrocortisone, Depression, Healthy Volunteers
- Trial name
- NCT03896659
- Testing
- Hydrocortisone Oral
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center