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NCT ID: NCT06194552 Completed - Alzheimer Disease Clinical Trials

A Multiple Dose Study of the Safety and Pharmacokinetics of NTRX-07

Start date: September 6, 2022
Phase: Phase 1
Study type: Interventional

This is a Phase 1, Randomized, Placebo-Controlled, Modified Parallel Design Multiple Ascending Dose Study of NTRX 07 to Assess Safety and Tolerability and Pharmacokinetics in Adult Healthy Volunteers and Subjects with MCI or Early AD. In addition, an exploratory study of the effect of a high fat meal was conducted.

NCT ID: NCT06152458 Completed - Septic Shock Clinical Trials

Blessing or Curse? Combined Vitamin Therapy in Non Viral Septic Shock.

Start date: January 1, 2019
Phase: Phase 4
Study type: Interventional

Introduction: Septic shock leads to high morbidity and mortality in critically ill patients. Several lower-case scientific studies have supported the synergistic positive effect of vitamin C, thiamine, and hydrocortisone on sepsis-induced organ dysfunction. Aim: Our aim was to investigate the effect of vitamin complex on organ failure, laboratory parameters, respiratory and antibiotic treatment, intensive care time, and mortality in septic shock patients. Material and methods: In our retrospective and prospective analysis, we collected parameters from 43 (23 vitamin-treated, 20 control) septic shock patients. Patients treated with vitamin, they received vitamin C (4x1500 mg), thiamine (2x200 mg) for three days (2). In other respects, and for hydrocortisone (200 mg / 24h), both groups of patients received treatment according to the European Sepsis Recommendation. SPSS (V-21) data were used for data collection, Kolmogorov-Smirnov, Wilcoxon, Mann-Whitney U tests were used for statistical analysis. Ethical license: 7849-PTE 2019.

NCT ID: NCT05925725 Completed - Clinical trials for Osteo Arthritis Knee

Clinical Efficacy and Safety of Loxacon Dietary Supplement Capsules at Patients With Knee Arthrosis

Start date: January 25, 2023
Phase: Phase 4
Study type: Interventional

The study will be a multicenter, randomized, double-blind, follow-up clinical trial. Neither the examining doctor nor the patient knows which capsule they will receive. Just the test unlock the codes after completion. T

NCT ID: NCT05915728 Completed - Clinical trials for Contrast Enhancement in Magnetic Resonance Imaging

A Study to Compare How Well Gadoquatrane Works and Its Safety With an Already Available Contrast Agent for MRI in People With Any Known or Suspected Problems of the Body (Except Brain or Spinal Cord-related Problems)

Quanti OBR
Start date: July 24, 2023
Phase: Phase 3
Study type: Interventional

Researchers are looking for a better way to help people with any known or suspected problems (except brain or spinal cord-related problems) scheduled for a "contrast-enhanced" Magnetic Resonance Imaging (MRI). MRI is used by doctors to create detailed images of the inside of the body to identify health problems. Sometimes doctors need to inject contrast agent into a patient's vein to perform a so called "contrast-enhanced" MRI (CE-MRI). Such CE-MRI examinations may support doctors to identify certain health problems or improve the evaluation. The contrast agents commonly used in MRI are gadolinium-based contrast agents (GBCAs). GBCAs contain a "rare earth" element called gadolinium (Gd). Gadoquatrane is a new contrast agent under development with a lower amount of Gd needed per CE-MRI. The main purpose of this study is to learn whether CE-MRI scans with gadoquatrane work better than MRI scans without the use of a contrast agent (GBCA). The researchers will compare the ability to detect known or suspected problems (except brain or spinal cord-related problems) with gadoquatrane-MRI scans to plain-MRI scans without the use of a contrast agent. The participants will undergo 2 MRI scans, one with gadoquatrane and one with currently used GBCA. Both contrast agents will be injected into the vein. Each participant will be in the study for between 6 and 42 days with up to 7 doctor visits. At the start or during the study, the doctors and their study team will: - take blood and urine samples - do physical examinations - check blood pressure and heart rate - review the MRI scans obtained in the study and decide on the diagnosis - ask the participants questions about how they are feeling and what adverse events they are having. An adverse event is any medical problem that a participant has during a study. Doctors keep track of all adverse events, irrespective if they think it is related or not to the study treatments.

NCT ID: NCT05915702 Completed - Clinical trials for Contrast Enhancement in Magnetic Resonance Imaging

A Study to Compare How Well Gadoquatrane Works and Its Safety With an Already Available Contrast Agent for MRI in People With Known or Suspected Brain or Spinal Cord-related Problems

Quanti CNS
Start date: July 24, 2023
Phase: Phase 3
Study type: Interventional

Researchers are looking for a better way to help people with known or suspected brain or spinal cord-related problems scheduled for a "contrast-enhanced" Magnetic Resonance Imaging (MRI). MRI is used by doctors to create detailed images of the inside of the body to identify health problems. Sometimes doctors need to inject a contrast agent into a patient's vein to perform a so called "contrast-enhanced" MRI (CE-MRI). Such CE-MRI examinations may support doctors to identify certain health problems or improve the evaluation. The contrast agents commonly used in MRI are gadolinium-based contrast agents (GBCAs). GBCAs contain a "rare earth" element called gadolinium (Gd). Gadoquatrane is a new contrast agent under development with a lower amount of Gd needed per CE-MRI. The main purpose of this study is to learn whether CE-MRI scans with gadoquatrane work better than MRI scans without the use of a contrast agent (GBCA). The researchers will compare the ability to detect brain and spinal cord-related problems in gadoquatrane-MRI scans to plain-MRI scans without the use of a contrast agent. The participants will undergo 2 MRI scans, one with gadoquatrane and one with currently used GBCA. Both contrast agents will be injected into the vein. Each participant will be in the study for between 6 and 42 days with up to 7 doctor visits. At the start or during the study, the doctors and their study team will: - take blood and urine samples - do physical examinations - check blood pressure and heart rate - review the MRI scans obtained in the study and decide on the diagnosis - ask the participants questions about how they are feeling and what adverse events they are having. An adverse event is any medical problem that a participant has during a study. Doctors keep track of all adverse events, irrespective if they think it is related or not to the study treatments.

NCT ID: NCT05907863 Completed - Clinical trials for Heart Rhythm Disorder

Intracardiac Echocardiography Guided vs. Electroanatomical Mapping System Guided Slow Pathway Ablation in Patients With Atrioventricular Nodal Reentrant Tachycardia

Start date: April 1, 2022
Phase: Phase 4
Study type: Interventional

Study protocol To prepare for the electrophysiologic study, antiarrhythmic drugs were discontinued at least five half-lives before the procedure and were under conscious sedation using midazolam ± fentanyl while fasting. ICE-guided ablation group In patients randomized to ICE-guided ablation group, catheter placement was initially performed using fluoroscopy guidance, after local anesthesia. A decapolar steerable catheter was placed in the coronary sinus (CS), a quadripolar electrode catheter was positioned in the right ventricular apex and an ablation catheter was inserted to record the His bundle electrogram. Twelve-lead electrocardiogram and intracardiac electrograms were recorded and saved on a digital recording system using a band pass filter of 30 to 500 Hz. Electrical stimulation techniques were used to test atrioventricular nodal conduction and induce AVNRT, with the S2 coupling interval being gradually shortened after each drive-train until tachycardia was induced, AV conduction block occurred, or the atrial refractory period was reached. If tachycardia was not inducible, isoprenaline infusion was given to increase the heart rate by at least 20%, and the same stimulation protocol was repeated during both the infusion and washout phases. The diagnosis of AVNRT was made using established electrophysiologic criteria and pacing maneuvers. This involved assessing the A-(H)-V response after ventricular overdrive pacing, with an SA-VA interval greater than 85 ms, and a corrected postpacing interval minus tachycardia cycle length greater than 110 ms. After confirmation of the diagnosis of AVNRT through the diagnostic EP study, the quadripolar electrode catheter was removed and replaced with an 8F ICE catheter for mapping and SP ablation. The echo-transducer was positioned in the low right atrium at the 6 o'clock position and rotated clockwise towards the septum to allow for visualization of the anatomic landmarks. The proximity of the ablation catheter to the compact AV node was determined by the distance from the aortic valve, which marks the recording site of a proximal His potential. In cases of ineffective ablation, the catheter was moved closer to the aortic valve, but always maintaining a distance of at least 0.5 cm, and RF application was attempted again. RF energy was delivered starting just below the CS with a power output of 30 W and a preset temperature of 55°C. Effective applications were continued for 30 to 60 s and considered successful when junctional rhythm appeared. RF application was immediately halted if there was catheter displacement, sudden impedance rise, prolongation of PR interval, anterograde AV or retrograde VA block. Electroanatomical mapping system -guided ablation group An ablation catheter was inserted into the heart to create an anatomical map by CARTO of the right atrium after local anesthesia, and the location of the His bundle was tagged. Decapolar and quadripolar diagnostic catheters were positioned thereafter into appropriate position as described above. After confirming the diagnosis of AVNRT, mapping of the slow pathway was started by NAVISTAR catheter guided by EAMS and aiming at an atrial-to-ventricular electrogram amplitude ratio of 1:3-1:5. If the ablation endpoint was not reached after 8 radiofrequency (RF) applications, patients in the EMAS-guided ablation group were allowed to crossover to an ICE-guided procedure. The ablation procedure was deemed successful if, following a 20-minute waiting period, the arrhythmia failed to be induced and there were no instances of more than one echo beat observed, both in the presence and absence of isoprenaline. The procedure time was measured from the initial femoral puncture until the withdrawal of the catheters. The mapping plus ablation time was calculated from the start of the SP mapping until the end of the last attempted ablation. Fluoroscopy time, radiation dose, and dose-area product (DAP) were automatically recorded by the fluoroscopy system. The ablation data, including the total number of RF applications, sum of delivered RF energy in Watts, and the total ablation time in seconds, were calculated and stored by the EP recording system (CardioLab, GE Healthcare).

NCT ID: NCT05870033 Completed - Knee Osteoarthritis Clinical Trials

Muscle Activation in Knee Osteoarthritis

Start date: April 30, 2023
Phase:
Study type: Observational

Muscle activity, as a possible fundamental cause of functional limitation, has been extensively investigated in knee osteoarthritis (KOA). Many trials investigated muscle activity during dynamic movements and functional tasks in KOA. In addition, gender-related differences has been also investigated during functional movements in KOA. However, no trial investigated gender-related differences in muscle activation during static movement in KOA.

NCT ID: NCT05844722 Completed - Stroke Clinical Trials

Effectiveness of Mindfulness-based Cognitive Therapy Undergoing Post Stroke Rehabilitation

Start date: February 4, 2019
Phase: N/A
Study type: Interventional

The goal of this clinical trial is to investigate the efficacy of mindfulness-based cognitive therapy compared to usual care for stroke survivors undergoing inpatient rehabilitation.

NCT ID: NCT05835180 Completed - Cirrhosis Clinical Trials

A Phase I Pharmacokinetic Study of TVB-2640 (Denifanstat) in Subjects With Mild, Moderate, or Severe Hepatic Impairment Compared to Subjects With Normal Hepatic Function

Start date: May 1, 2023
Phase: Phase 1
Study type: Interventional

The goal of this phase 1 study is to assess the pharmacokinetics, safety and tolerability following multiple oral doses of TVB-2640 in subjects with mild, moderate, or severe hepatic impairment compared to healthy subjects with normal hepatic function.

NCT ID: NCT05817669 Completed - Clinical trials for Primary Sjögren's Syndrome

A Study of the Safety and Effectiveness of Efgartigimod in Patients With Primary Sjögren's Syndrome (pSS)

rho
Start date: April 4, 2023
Phase: Phase 2
Study type: Interventional

The purpose of this study is to assess the efficacy and safety of human FcRn blocking therapy with efgartigimod compared to placebo, in participants with pSS.