Clinical trials: Methodology Study
Healthy Subjects
A Study to Evaluate the Pharmacodynamic Effects of Single Oral Doses of PF-06648671 on β-Amyloid (Aβ) Concentrations in Cerebrospinal Fluid (CSF)
This is phase 1 investigator-and-subject blind, sponsor open, randomized, placebo controlled, parallel study in healthy subjects to evaluate the pharmacodynamics effect of single oral doses of PF-06648671 on CSF Aβ concentrations…
- Trial name
- NCT02407353
- Testing
- PF-06648671
- Where
- 2 sites in United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy
Study In Healthy Subjects To Evaluate The Changes In The Protein sAPP-Alpha In Cerebrospinal Fluid Following A Single Oral Dose Of PF-04995274
The primary purpose of the study is to evaluate the effect of PF-04995274 on cerebrospinal fluid levels of soluble Amyloid precursor protein fragments and Amyloid beta fragments following single oral dose in healthy volunteers.
- Trial name
- NCT01193062
- Testing
- PF-04995274
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Pfizer
Dengue
Investigating and Modelling the Natural History of Dengue in Hospitalised Patients to Improve Future Research
The goal of this observational study is to investigate the natural history of dengue in hospitalised patients in Vietnam, to better understand the disease process, and utilise the data to improve future clinical trials.
- Trial name
- DENEM (NCT07799168)
- Where
- Vietnam
- Volunteers
- 235 people, healthy volunteers welcome
- Sponsor
- Liverpool School of Tropical Medicine
Healthy Subjects, Chronic Liver Disease
¹³C-Methacetin Breath Test (MBT) Methodology Study
Several factors will be tested to see if they have an influence on the methacetin breath test results. Each one of the factors has been raised as a possible source of distortion of the MBT result. I.
- Conditions
- Healthy Subjects, Chronic Liver Disease, Cirrhosis
- Trial name
- NCT01205074
- Testing
- 13C Methacetin Breath Test, Grape fruit juice, Non selective beta blocker - Propranolol
- Where
- Israel
- Volunteers
- healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Medical Education
Comparison of Learning in Traditional Versus "Flipped" Classrooms
This is an educational research study to compare knowledge retention of neonatal-perinatal medicine (NPM) fellowship trainees instructed on a subsection of the American Board of Pediatrics (ABP) NPM Content Outline using…
- Trial name
- NCT03758391
- Testing
- Flipped Classroom education
- Where
- United States
- Volunteers
- 538 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Alzheimer's Disease, Dementia
Effect of Aricept on Biomarkers (Acetylcholine, sAPP Alpha) In Cerebrospinal Fluid
It is hypothesized that the acetylcholinesterase inhibitor, donepezil, will increase acute cerebrospinal fluid (CSF) actylcholine levels in healthy volunteers following a 5mg single dose oral administration.
- Trial name
- NCT00987220
- Testing
- donepezil (Aricept)
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Myofascial Pain Syndrome
Delphi Study on Myofascial Pain Syndrome Challenges in Turkey: Patient Journey, Burden, Diagnosis & Treatment Needs.
Myofascial pain syndrome is a chronic pain disorder that affects many people in Turkey. This research study aims to explore the challenges faced by patients with myofascial pain syndrome in Turkey, including the disease burden…
- Trial name
- NCT05854446
- Testing
- Survey
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Uskudar State Hospital
The Methodology Assessment of Glucose Dependent Insulin Secretion
A Study to Compare Methodologies for Assessing Glucose-Dependent Insulin Secretion (0000-104)(COMPLETED)
This study will compare graded glucose infusion (GGI) to the hyperglycemic clamp (HGC) for assessment of glucose-dependent insulin secretion (GDIS) using exenatide as a probe.
- Trial name
- NCT00782418
- Testing
- Comparator: exenatide
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Arthritis, Rheumatoid
Lipopolysaccharide (LPS) or Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF) Challenge Study on Healthy Subjects
This exploratory study aims to assess exposure of healthy subjects to systemic challenge with either LPS or GM-CSF. This will be done by measuring inflammatory mediators and cellular activation markers both in circulation and in…
- Trial name
- NCT03306589
- Testing
- Cantharidin, Lipopolysaccharide, Granulocyte-Macrophage Colony-Stimulating Factor
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Pulmonary Disease, Chronic Obstructive
A Study To Investigate The Ability To Use 18FDG PET Scanning To Monitor The Effectiveness Of New Drugs In COPD Patients
It is hypothesised that there is a difference between the uptake of a radioactive substance ([18F]fluorodeoxyglucose (FDG)) in the lungs of patients with Chronic Obstructive Pulmonary Disease (COPD) and healthy volunteers.
- Trial name
- NCT00472264
- Testing
- PET imaging
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy
GI Interlab 2 Study: Measuring the Glycaemic Index (GI) of Foods
The purpose of this study is to assess the extent of and sources of variation in the glycaemic index values of foods measured by different laboratories around the world.
- Trial name
- NCT00260858
- Testing
- Test Meal: Reference food (glucose or white bread), Test Meal: Pirate's Booty, Test Meal: Ceaprove wafer
- Where
- 28 sites in United States, Australia and 15 more
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Glycaemic Index Testing, Inc.
Pain
Reduction of Pain in Childhood Vaccination in the Primary Care Nurse Vaccination Consultation
Non-randomized study with control group (CG) with the objective of analyzing the non-pharmacological analgesic efficacy of the "Painless Vaccine" protocol for the reduction of pain during vaccination in the population aged 2…
- Trial name
- NoVacPain (NCT06004258)
- Testing
- Painless Vaccination
- Where
- Spain
- Volunteers
- 495 people, healthy volunteers welcome
- Sponsor
- Hospital Universitario Virgen Macarena
Infertility, Hysterosalpingography
Clinical Trial on the Methodology of Hysterosalpingography: a Comparative Study
Different techniques have been developed to optimize hysterosalpingography (HSG) methodology. Our aim is to compare the advantages and disadvantages of these three different techniques in terms of both patient satisfaction and…
- Trial name
- MethodHSG (NCT07583758)
- Testing
- Hysterosalpingography - Metal Cannula Method, Hysterosalpingography - Active Balloon Method, Hysterosalpingography - Passive Balloon Method
- Where
- Turkey (Türkiye)
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Medipol University
Normal Children
Rehacom or Wechsler Assessment Methodology in Cognitive Abilities of Normal Children: Correlation Study
The purpose of this study is to investigate the relationship between a computerized cognitive assessment tool (Rehacom) and a traditional intelligence scale (Wechsler Intelligence Scale for Children) in assessing cognitive…
- Trial name
- NCT07819006
- Where
- Egypt
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Cairo University
Oral Health
A Study to Evaluate the Effect of a Stannous Fluoride Toothpaste on the Oral Microbiome
The aim of this study is to evaluate the effect of a toothpaste containing stannous fluoride (SnF2) over time on the oral bacterial composition and activity and to explore its effect in comparison to a regular fluoride toothpaste.
- Trial name
- NCT06048809
- Testing
- Stannous Fluoride Toothpaste (Sensodyne Repair and Protect), Regular Fluoride Toothpaste (Colgate Cavity Protection)
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- HALEON
Pelvic Floor Disorders
Anovaginal Distance, Interobserver Agreement
Interobserver variation in measuring the anovaginal distance (AVD) with perineal ultrasound
- Trial name
- NCT02943018
- Testing
- anovaginal distance variation
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ostergotland County Council, Sweden
Methodology Study
Effect Of Treatment With Oral Zolpidem On Polysomnography And Actigraphy Measures In Healthy Volunteers
This study will assess the feasibility of conducting sleep studies in a clinical research unit environment. In addition, the sensitivity of polysomnography and mobile actigraphy technologies will be compared for evaluating sleep…
- Trial name
- NCT00716521
- Testing
- zolpidem
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy
Study of Body Composition Methodology in Young Children (InfantPod)
The InfantPod study is a cross-sectional study designed to determine how practical and precise a body composition method is for measuring body fat and lean tissue in infants and children ages 5 months to 3 years.
- Trial name
- NCT00730587
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Arkansas Children's Hospital Research Institute
Inflammation
Phase I Methodology Study to Validate the Cantharidin Blister Model in Healthy Volunteers
The purpose of this study is to refine the cantharidin-induced blister assay in healthy volunteers as a model of inflammatory disease.
- Trial name
- NCT01762787
- Testing
- Cantharidin solution, Aspirin, Prednisolone
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Cholera, Methodology Study
Cholera Control by Case-area Targeted Interventions (CATIs)
To evaluate the effectiveness of the CATI approach among household contacts in the reduction of cumulative incidence of cholera and explore the genome analysis and immune response of V.
- Trial name
- NCT07685574
- Testing
- Cholvax
- Where
- Bangladesh
- Volunteers
- 68,400 people, healthy volunteers welcome
- Sponsor
- International Centre for Diarrhoeal Disease Research, Bangladesh