Clinical trials: Polymorphism
Asthma
The Effects of Different Long-acting Bronchodilator Medications on Asthma Patients With Different Genetic Variations
This study is looking at the effects of certain long-acting bronchodilators on patients with asthma who have specific genetic variations.
- Trial name
- GABLE (NCT00706446)
- Testing
- tiotropium bromide, Salmeterol, Formoterol
- Where
- 2 sites in United States
- Volunteers
- 255 people
- Sponsor
- Brigham and Women's Hospital
Abdominal Surgery, Respiratory Failure
Metabolites of Tramadol in the Postoperative Surgical Patients
Tramadol is opioid analgesic widely used to treat moderate to severe pain. It is metabolized by cytochrome CYP2D6 into two major metabolites: pharmacologically active metabolite O-desmethyltramadol (M1) and inactive…
- Conditions
- Abdominal Surgery, Respiratory Failure, Renal Failure, Liver Dysfunction
- Trial name
- METRAS (NCT04004481)
- Testing
- Postoperative analgesia using tramadol
- Where
- Croatia
- Volunteers
- 50 people
- Sponsor
- Osijek University Hospital
HIV
Effects of CYP2B6 Genetic Polymorphisms on Efavirenz Pharmacokinetics
1. To see how the liver breaks down efavirenz by an enzyme called CYP2B6. It is suggested that when Efavirenz is taken repeatedly it may increase the amount of CYP2B6 in your liver and thus speed up your liver's ability to get…
- Trial name
- NCT00668395
- Testing
- Efavirenz
- Where
- 2 sites in United States
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Indiana University
Asthma
How Different Beta-2 Receptor Genotypes Affect an Asthmatic's Response to Regular Salmeterol Treatment
The purpose of the study is to find out how well a long-acting beta agonist like salmeterol works in people with different forms of the same gene.
- Trial name
- SECS (NCT00595361)
- Testing
- salmeterol
- Where
- 2 sites in United States
- Volunteers
- 30 people
- Sponsor
- Brigham and Women's Hospital
Systemic Arterial Hypertension, Hypertension Resistant to Conventional Therapy
Renin-angiotensin-aldosterone System Polymorphisms in Resistant Hypertension and Adverse Cardiovascular Events
Renin-angiotensin-aldosterone system (RAAS) polymorphisms influence 24h arterial pressure fluctuation. Resistant systemic arterial hypertension (RSAH) has an increased risk of end organ damage and unfavourable prognosis, whereas…
- Conditions
- Systemic Arterial Hypertension, Hypertension Resistant to Conventional Therapy, Myocardial Infarction, Stroke
- Trial name
- GENHART (NCT01173029)
- Testing
- Anti-hypertensive drug treatment
- Where
- Brazil
- Volunteers
- 92 people
- Sponsor
- Universidade Gama Filho
Sepsis
Algorithm for Predicting the Unfavorable Course of Sepsis in Children
A comprehensive strategy will be used to investigate the relationship and correlation between 4 diagnostically significant markers relevant for early diagnosis and prediction of complications and death in the development of…
- Trial name
- NCT05908162
- Testing
- Bood leukocyte subsets
- Where
- Belarus
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- The Republican Research and Practical Center for Epidemiology and Microbiology
Type 2 Diabetes Mellitus
Efficacy Study of Pioglitazone and Metformin and Association Between Pioglitazone Response and Peroxisome Proliferator-activated Receptor Gamma Gene Variants in Bangladeshi Type 2 Diabetes Mellitus Subjects
The present study was undertaken to assess the efficacy and safety of two different insulin sensitizers (namely Pioglitazone and Metformin) among subjects with type 2 diabetes mellitus (T2DM) in Bangladesh.
- Trial name
- T2DMCT (NCT01589445)
- Testing
- Pioglitazone hydrochloride, Metformin hydrochloride
- Where
- Bangladesh
- Volunteers
- 77 people
- Sponsor
- University of Dhaka
Pain, Surgery
The Impact of SCN9A Gene Polymorphism on Individual Pain Perception in the General Population
This study was conducted to explore whether the non-synonymous single-nucleotide polymorphisms in SCN9A gene can predict individual basal pain perception and postoperative pain intensity in the general population undergoing upper…
- Trial name
- NCT01507493
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Xianwei Zhang
Paroxysmal Nocturnal Haemoglobinuria (PNH)
Coversin in Paroxysmal Nocturnal Haemoglobinuria (PNH)
Coversin in Paroxysmal Nocturnal Haemoglobinuria (PNH) in patients with resistance to Eculizumab due to complement C5 polymorphisms.
- Trial name
- NCT02591862
- Testing
- Coversin
- Where
- Netherlands
- Volunteers
- 1 people
- Sponsor
- AKARI Therapeutics
Environmental and Genetic Factors on Lung Function
ONES Grant: CXCL10/CXCR3 Regulation of Ozone-Induced Epithelial Permeability
The purpose of this research study to understand how environmental and genetic factors may be involved in lung function. Study participants will undergo a 1-day screening that includes a blood draw and breathing testing, return…
- Trial name
- NCT03599206
- Testing
- Ozone, Filtered Air
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Robert Tighe, MD
Healthy Volunteers
CYP2B6 Polymorphisms in Ketamine
This research study will determine if genetic variation in CYP2B6 affects how the body metabolizes ketamine.
- Trial name
- NCT01988922
- Testing
- ketamine
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Myocardial Infarction, No-Reflow Phenomenon
Genetic Determinants of the Coronary Microvascular Obstruction in PCI
Myocardial infarction (MI) remains one of the most common causes of death. Percutaneous coronary intervention (PCI) is the main treatment option to restore blood flow through the infarction-related coronary artery (IRA) in MI…
- Trial name
- NCT05355532
- Testing
- different variants of SNPs that may be associated with the coronary microvascular obstruction development
- Where
- 2 sites in Russia
- Volunteers
- 80 people
- Sponsor
- Privolzhsky Research Medical University
Pain, Surgery
The Possible Correlations Between the Genes Related to Pain Sensation and the Pain Sensitivity in the General Population
Objective: This study was conducted to explore the possible correlation between some gene related to pain sensation and individual basal pain perception and postoperative pain intensity in the general population.
- Trial name
- NCT01950078
- Where
- China
- Volunteers
- 1,533 people, healthy volunteers welcome
- Sponsor
- Xianwei Zhang
Polymorphism-Genetic, Pain
Genetic Effects on Dopamine Response to an Opiate
Background: Small differences in genes may alter responses to drugs. One gene that has different forms is the mu opioid receptor gene. People with one form of this gene are more sensitive to alcohol.
- Conditions
- Polymorphism-Genetic, Pain, Addiction
- Trial name
- NCT01878006
- Testing
- Morphine
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Disorder Due Cytochrome P450 CYP2D6 Variant
CYP2D6 Polymorphism in Patients of General Practice in Austria
The CYP 2D6 enzyme metabolizes a significant number of drugs frequently prescribed in general practice/ family medicine. Various genetically different variants define if the patient is an ultra-rapid (UM), an normal (NM) (the…
- Trial name
- NCT03859622
- Where
- Austria
- Volunteers
- 289 people
- Sponsor
- Karl Landsteiner Institute for Systematics in General Medicine
Overweight and Obesity, Eating Behavior
Examination of Bromocriptine on Homeostatic and Hedonic Mechanisms of Food Intake in Individuals at High Risk for T2DM
The current project applies an integrative three-prong approach to investigate the potential of the dopamine D2 receptor (DRD2) agonist bromocriptine to: 1) increase homeostatic satiation signaling, 2) alter neural circuitry to…
- Trial name
- NCT05405244
- Testing
- Bromocriptine-QR
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Myocardiopathies, Ischemia, Myocardial
Extracellular Matrix Marker of Arrhythmia Risk (EMMA)
Assess whether serum levels of MMP 2 and or MMP 9 correlate with episodes of ventricular tachycardia or fibrillation in patients who have implantable cardioverter defibrillator devices.
- Conditions
- Myocardiopathies, Ischemia, Myocardial, Arrythmia, Death, Sudden, Cardiac
- Trial name
- EMMA (NCT00376532)
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Thomas Jefferson University
Congenital Heart Disease
Influence of Genetic Polymorphisms on Ventricular Structure and Function in Patients With Single Ventricle Anatomy
There are many kids born with congenital heart disease. Some of these defects may lead to the formation of a single ventricle (the heart having only one pumping chamber).
- Trial name
- NCT00165984
- Where
- United States
- Volunteers
- 224 people
- Sponsor
- Emory University
Neoplasms, Lymphomas
Belinostat for Solid Tumors and Lymphomas in Patients With Varying Degrees of Hepatic Dysfunction
Background: Belinostat is an experimental cancer treatment drug that works by helping to turn on genes that limit cell growth and survival of cancer cells. These genes are often switched off in tumors.
- Trial name
- NCT01273155
- Testing
- Belinostat
- Where
- 7 sites in United States
- Volunteers
- 72 people
- Sponsor
- National Cancer Institute (NCI)