Clinical trials: Low Dose
Polyps, Colorectal Neoplasm
Colorectal Polyps Screening With Low-dose CT Colonoscopy
This preliminary clinical trial aims to evaluate the performance of the low-dose CT colonoscopy (CTC) with computer aided detection (CAD) on polyps detection compared with optical colonoscopy (OC), and explore the possible…
- Trial name
- NCT03064828
- Testing
- CT colonoscopy(normal dose), CT colonoscopy (low dose)
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Xijing Hospital
Diabetes Mellitus, Oxidative Stress
Low Dose β-carotene Supplementation Diminishes Oxidative Stress in Type 2 Diabetics and Healthy Individuals
Since diabetes has multiple etiologies and oxidative stress one of the proposed mechanisms, the objective is to determine the effect of supplementation with β-carotene to type 2 diabetics and healthy individuals, on iron…
- Conditions
- Diabetes Mellitus, Oxidative Stress, Iron Metabolism Disorders
- Trial name
- NCT01477112
- Testing
- Betacarotene, Controls. No treatment
- Where
- Venezuela
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Instituto Venezolano de Investigaciones Cientificas
Atrial Fibrillation (AF)
Energy Dose and Cardioversion Outcomes in AF
This multicenter, randomized study will compare two electrical cardioversion energy strategies in adults with atrial fibrillation who are scheduled to undergo cardioversion during atrial fibrillation ablation or within 3 months…
- Trial name
- LE-HI-CV (NCT07884253)
- Testing
- Synchronized Electrical Cardioversion With Different Energy Strategies, Conventional Step-Up Energy Cardioversion
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Dysfunction; Endocrine, Effects of Chemotherapy
Blood Spot Self-administered Test and Assay
The current study will compare hormone levels of AMH, FSH and inhibin B in blood specimens collected by venipuncture and fingerstick in a sample of pre-menopausal women ages 18-45 years with normal menstrual cycles.
- Conditions
- Dysfunction; Endocrine, Effects of Chemotherapy, Premature Ovarian Failure
- Trial name
- NCT03840824
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Lung Cancer
Utility of LDCT in Lung Cancer Screening in a TB Endemic Region
Lung cancer screening with low-dose computed tomography (LDCT) has been recently shown to result in a significant reduction in lung cancer-specific mortality.
- Trial name
- NCT03909620
- Testing
- Low-dose computed tomography of chest
- Where
- India
- Volunteers
- 253 people, healthy volunteers welcome
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
Iron Deficiency (Without Anemia)
Effectiveness of Low-dose Iron Treatment in Non-anaemic Iron-deficient Women
Iron deficiency is common in Switzerland and the main reason for anaemia. Nearly one in five premenopausal women suffers from iron deficiency.
- Trial name
- NCT04636060
- Testing
- Eisen
- Where
- Switzerland
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Zurich
HIV Infections
Low-dose Fostemsavir Extended Release Relative Bioavailability Study
This is a two-part study. Part 1 will evaluate relative bioavailability of temsavir (TMR) following single dose administration of the reference fostemsavir (FTR) compared to two low-dose ER tablet formulations of FTR.
- Trial name
- NCT04757974
- Testing
- Fostemsavir 600 mg, Fostemsavir 200 mg
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
Breast Cancer
Low-dose Molecular Breast Imaging: Comparison of Breast Cancer Detection Rate at Initial Screening and Two-year Follow-up
The purpose of this research is to evaluate whether repeating a screening Molecular Breast Imaging (MBI) study two years after an initial screening MBI study further improves breast cancer detection in women with dense breast…
- Trial name
- NCT01723124
- Testing
- Molecular Breast Imaging
- Where
- United States
- Volunteers
- 228 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Peri-operative Shivering Under Spinal Anaesthesia
Comparison of Two Drugs ,i.e., Nalbuphine Vs Ketamine at Low Doses for the Peri-Operative Shivering Control in Patients Undergoing Gynaecological Surgery Under Spinal Anaesthesia
Shivering is recognized as an undesirable effect of spinal anesthesia. Patients undergoing gynecological surgeries may experience increased physiological stress due to perioperative shivering.
- Trial name
- NCT07543913
- Testing
- Participants assigned to this arm received injection nalbuphine., Participants assigned to this arm received injection ketamine.
- Where
- Pakistan
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sargodha Medical College
HIV Infections
TMC114-TiDP3-C182 - A Study to Compare the Oral Bioavailability of a 800 mg Prototype Tablet Formulation of Darunivar (DRV) to That of the 400 mg Commercial Tablet Formulation in the Presence of Low Dose Ritonavir, Under Fasted and Fed Conditions
The purpose of this study is to compare the drug levels of darunavir obtained after administration of a single administration of the 800 mg tablet (new formulation) to that following administration of two 400 mg commercial…
- Trial name
- NCT01052883
- Testing
- DRV commercial formulation/ DRV new formulation/ rtv 100mg tab
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Tibotec Pharmaceuticals, Ireland
Laparoscopic Gastric Bypass Surgery, Ketamine
Perioperative Ketamine for Pain With Gastric Bypass
Opioid medications such as morphine, hydrocodone and oxycodone are standard for treating pain after surgery, however there are disadvantages.
- Trial name
- NCT03448068
- Testing
- Ketamine, Standard therapy
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Ocular Surface Disease, Glaucoma
Effects of Topical Low Dose Preservative-free Hydrocortisone on Intraocular Pressure
Evaluation of the safety and efficacy of hydrocortisone eye drops in the treatment of OSD (ocular surface disease) patients with and without glaucoma.
- Trial name
- NCT04536129
- Testing
- Hydrocortisone (CORTIVIS ®)
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Molise
Healthy
Comparison of Extended Release Tacrolimus (Advagraf) and Cyclosporine A Microemulsion on Renal Function in Healthy Volunteers
The purpose of this study is to compare the effects of steady state tacrolimus vs. cyclosporine on renal pharmacodynamics in healthy volunteers.
- Trial name
- NCT00818194
- Testing
- extended release tacrolimus, cyclosporine A microemulsion
- Where
- Canada
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Astellas Pharma Inc
Pituitary Tumor
Comparative Low and High Dose of Dexmedethomidine in Pituitary Tumor Removal by Transphenoid Approach
Transnasal transsphenoidal (TNTS) resection of pituitary tumors involves wide fluctuation in hemodynamic parameter and causes hypertension and tachycardia due to intense noxious stimuli during various stages of surgery.
- Trial name
- NCT03132259
- Testing
- high dose dexmedethomidine, low dose dexmedethomidine
- Where
- Thailand
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Mahidol University
Hypotension, Nausea
Ideal Dose of Phenylephrine to Treat Low Blood Pressure During Cesarean Section
The purpose of this study is to determine the minimum effective bolus dose of phenylephrine to prevent post-spinal hypotension in Cesarean section in 95 % of our patients.
- Trial name
- NCT00379691
- Testing
- phenylephrine
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Samuel Lunenfeld Research Institute, Mount Sinai Hospital
Airway Inflammation
Study of Biomarkers of Airway Inflammation (0000-128)
This study will evaluate the effects of inhaled fluticasone on cell counts and inflammatory mediators measured in sputum of healthy volunteers following exposure to inhaled lipopolysaccharide.
- Trial name
- NCT00869596
- Testing
- fluticasone propionate, Comparator: Lipopolysaccharide (LPS), Comparator: albuterol
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Healthy Controls
Dose-Dependent Effects of Low-Intensity Focused Ultrasound
Low-intensity focused ultrasound (LIFU) has emerged as a tool to modulate the activity of deep brain structures noninvasively and reversibly, with anatomical precision.
- Trial name
- NCT07099950
- Testing
- Low-intensity focused ultrasound
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Laureate Institute for Brain Research, Inc.
Lung Cancer, Smoking
Specimen and Clinical Data Collection Plan for LDCT Screening Participants
Lung cancer remains the leading cause of cancer-related mortality in Taiwan and globally, with increasing incidence and the highest healthcare cost burden among cancers in Taiwan.
- Conditions
- Lung Cancer, Smoking, Family Relations
- Trial name
- NCT07048236
- Testing
- Specimen and clinical data collection
- Where
- 2 sites in Taiwan
- Volunteers
- 12,000 people, healthy volunteers welcome
- Sponsor
- Chung Shan Medical University
Supportive Care, Childhood Cancer
Home Chemotherapy Intervention for Children With Cancer - a Feasibility Study
Children with cancer undergo intensive treatment with many serious side effects and frequent in- and outpatient visits. Studies show that the frequent hospitalizations are very disruptive to children and their families, who…
- Trial name
- INTACTatHome (NCT05372536)
- Testing
- parent-led home-administered low-dose Cytarabine
- Where
- Denmark
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Human Immunodeficiency Virus (HIV)
A Study To Investigate The Clearance Of PF-04776548 From The Body Following A Very Low (Micro) Dose Of The Compound Using A Low Level Of Radiotracer To Help Quantify Expected Low Concentrations Of PF-04776548 In The Body
To investigate the pharmacokinetics of PF-04776548 following administration of a micro-dose of PF-04776548 via both intravenous and oral routes.
- Trial name
- NCT01045317
- Testing
- PF-04776548
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Pfizer