Clinical trials: Concentration
Quality of Life
Biological and Psychological Health Effect of Ramadan Study
This observational study collects data on blood neurotransmitter and neuromodulator levels of subjects observing Ramadan. Additional information collected are a diet record, mood and perceived stress using validated surveys at…
- Trial name
- HERS (NCT04846075)
- Testing
- Ramadan fasting, praying, and welfare for poor
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Bastyr University
T1DM, Sleep Disorders, Circadian Rhythm
Influence of Circadian Clock on Hormonal, Metabolic, Neurocognitive Markers in Adolescents With and Without Diabetes
Type 1 diabetes mellitus (T1DM), makes its appearance during childhood and youth, but management implications last till late adulthood.
- Conditions
- T1DM, Sleep Disorders, Circadian Rhythm, ADHD, Memory Impairment
- Trial name
- NCT04054934
- Testing
- Reversed Circadian Rhythm, Normal Circadian Rhythm
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assaf-Harofeh Medical Center
Growth Failure, Growth Hormone Deficiency
r-hGH Liquid Multidose Versus Freeze-dried Multidose Bioequivalence Trial
The primary objective of the trial was to assess the bioequivalence for two concentrations (5.83 mg/mL and 8 mg/mL) of the new r-hGH liquid multidose formulation using the r hGH freeze-dried multidose formulation (Saizen® 8 mg…
- Trial name
- NCT01034735
- Testing
- r-hGH liquid (Saizen), r-hGH freeze-dried
- Where
- Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- EMD Serono
Unrecognized Condition
Nutrition Behavior on Micronutrient Among Growth Children in Central Highland of Ethiopia: Cluster Randomized Trial.
Hypotheses of the study 1. Mothers/ caregivers who have less knowledge and attitude about the prevention of IDD their table salt obtained from in the households has less quantity of iodide than those mothers/ caregivers who might…
- Trial name
- NCT04846062
- Testing
- nutrition behavior intervention
- Volunteers
- 1,012 people, healthy volunteers welcome
- Sponsor
- Jimma University
Smoking, Cigarette
FDA Cigarette Warning Labels: Eye Tracking Study
The purpose of this study is to examine the effect of cigarette pictorial warning label content (lesser-known vs well-known risks) on visual engagement, recall, and knowledge of tobacco use harms.
- Trial name
- FLT (NCT04936724)
- Testing
- Pictorial Warning Labels
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Abramson Cancer Center at Penn Medicine
Complete and Accurate Statistical Data of 60 Patients, CYP3A5*3 Genotypes of 60 Donors and Recipients Were Analyzed Accurately
Analysis of the Effect of Donor CYP3A5 Gene Polymorphism on Early Tacrolimus Concentration and Postoperative Acute Renal Injury After Liver Transplantation
Tacrolimus is the most commonly used immunosuppressant for preventing and treating rejection after liver transplantation. However, its treatment window is narrow, the pharmacokinetic individual differences are large, routine dose…
- Conditions
- Complete and Accurate Statistical Data of 60 Patients, CYP3A5*3 Genotypes of 60 Donors and Recipients Were Analyzed Accurately, Postoperative Tacrolimus Concentrations Were Accurately Recorded in 60 Patients, According to the Diagnosis and Grading Criteria of Acute Kidney Injury, the Cases and Grading of Postoperative Acute Kidney Injury in 60 Patients Were Counted
- Trial name
- NCT06319391
- Testing
- CYP3A5*1*、CYP3A5*1*3, CYP3A5*3*3
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ziqiang Li
Erectile Dysfunction
Assess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm Function
Assess the effect of daily treatment of vardenafil 20mg or sildenafil 100mg and placebo on sperm function
- Trial name
- NCT00655590
- Testing
- Levitra (Vardenafil, BAY38-9456), Sildenafil
- Where
- 18 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Bayer
Serum 25-hydroxyvitamin D Concentrations (25OHD)
Marwo-D Research -Need for Vitamin D in Different Population Groups
Insufficient intake of vitamin D is a public health problem, affecting about 40% of the Finnish population in the winter. Vitamin D has a wide range of health effects: in addition to its effect on bone, it is known to affect…
- Trial name
- ODIN (NCT02212223)
- Testing
- Vitamin D3
- Where
- Finland
- Volunteers
- 147 people, healthy volunteers welcome
- Sponsor
- University of Helsinki
Technology Addiction, Adolescent Health
The Effect of Technology Addiction on Physical Activity and Attention Levels in Adolescents
This study aimed to investigate the relationship between technology addiction and physical activity and attention levels in adolescents.
- Conditions
- Technology Addiction, Adolescent Health, Attendance Level
- Trial name
- NCT07532720
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Marmara University
Cognitive Orientation, Executive Dysfunction
THE EFFECT OF THE COGNITIVE ORIENTATION TO DAILY OCCUPATIONAL PERFORMANCE (CO-OP) APPROACH IN CHILDREN WITH ATTENTION DEFICIT AND HYPERACTIVITY DISORDER ON MOTOR PERFORMANCE AND EXECUTIVE FUNCTIONS
Attention deficit and hyperactivity disorder (ADHD) is a behavioural and neurodevelopmental disorder that can affect behavioural, emotional, academic, social, and cognitive functions and is not age-appropriate.
- Conditions
- Cognitive Orientation, Executive Dysfunction, Motor Activity
- Trial name
- NCT05125120
- Testing
- COGNİTİVE ORİENTATİTON DAİLY OCCUPATİONAL PERFORMANCE APPROACH
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Obesity
Effect of Oral Feeding on Gastric Emptying, Gut Blood Flow, and Hormone Responses in Obese and Healthy Weight Subjects
Obesity is a complicated condition that is poorly understood. The aim of this study is to increase our knowledge of how the condition may arise, and what makes obese people remain obese.
- Trial name
- NCT03860623
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Healthy Males
ITT4 Intratesticular Hormonal Milieu in Man (ITT4)
The purpose of this research study is to determine how much male hormone, testosterone, is necessary to maintain sperm production in the testis.
- Trial name
- ITT4 (NCT01215292)
- Testing
- Acyline, Testosterone gel, ketoconazole 400
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Washington
Dehydration, Physical Exertion
Metabolomic Analysis of the Impacts of Hydration Status on Exercise Performance
Kona Deep is bottled water extracted from a depth of 3000 feet off the cost of Kona, Hawaii. Kona Deep claims that this unique source provides water that is "naturally free of pathogens, chemicals and pollutants and rich in…
- Conditions
- Dehydration, Physical Exertion, Salivary Osmolar Concentration, Urinary Osmolar Concentration
- Trial name
- NCT02486224
- Testing
- Kona Deep, Spring Water, Sports Drink
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Arizona
ADHD
Modulation of Frontoparietal Dynamics Underlying Adolescent Working Memory Deficits
The purpose of this study is to test whether a single session of brain stimulation (called repetitive transcranial magnetic stimulation [rTMS]) can improve the brain activity underlying 'working memory.' Working memory is the…
- Trial name
- NCT05119660
- Testing
- Intermittent Theta Burst Stimulation
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Bradley Hospital
Attention Deficit/Hyperactivity Disorder, Inattention
Pilot Testing PREschooler Care, Community Resources, Advocacy, Referral, Education (PRE-CARE)
The goal of this proposed study is to pilot test a novel treatment model (PRE-CARE) addressing unmet social needs for families of preschool-age children with Attention Deficit/Hyperactivity Disorder (ADHD) symptoms.
- Trial name
- PRE-CARE (NCT04999982)
- Testing
- Screening, Resource Packet, Resource Navigation
- Where
- 2 sites in United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Ann & Robert H Lurie Children's Hospital of Chicago
Heparin, Perioperative
Effects of Different Concentrations of Pressurized-heparin Flushing Fluid on Coagulation and Platelet Function Monitored by the Sonoclot Analyzer
Heparin diluent or normal saline is generally used as the arterial tube flushing in clinical practice, but there is no consensus on the choice of flushing fluid.
- Trial name
- NCT04355273
- Testing
- Heparin, normal saline
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yangzhou University
Conduct Disorders in Children
Group-based Parenting Program to Reduce Child Conduct Disorder Symptoms in Finland
According to studies, approximately 20% of children having contact with child protection services have conduct disorder. Negative parenting can make this problem even worse.
- Trial name
- NCT03239990
- Testing
- Incredible Years, Parent group supported by home visiting
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Finnish Institute for Health and Welfare
Sleep-disordered Breathing, Sleep Apnea, Obstructive
Behavioral Effects of Obstructive Sleep Apnea in Children
Sleep-disordered breathing (SDB) in children may be responsible for disruptive daytime behaviors such as inattention and hyperactivity. Many children undergo tonsillectomy for SDB and disruptive daytime behaviors.
- Conditions
- Sleep-disordered Breathing, Sleep Apnea, Obstructive, ADHD
- Trial name
- NCT00060723
- Where
- United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Healthy
Oxytocin's Effects on Face Attentional Processing
To investigate whether intranasal oxytocin (24IU) treatment has a regulatory effect on attentional processing of emotional faces.
- Trial name
- NCT04413786
- Testing
- oxytocin treatment
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Electronic Science and Technology of China
Diabetes Mellitus, Type 2, Healthy Participants
A Research Trial Looking at the Comparability of 2 Different Concentrations of Semaglutide for the 0.5 Milligram (mg) Dose
In this study, a known investigational medicine called 'semaglutide' will be tested in 2 drug concentrations of 0.68 milligram per milliliter (mg/mL) and 1.34 mg/mL.
- Trial name
- NCT05689099
- Testing
- Semaglutide B, 1.34 mg/mL, Semaglutide B, 0.68 mg/mL
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Novo Nordisk A/S
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