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NCT ID: NCT05760313 Recruiting - Clinical trials for Functional Constipation

A Study to Assess Adverse Events and Change in Disease Activity in Pediatric Participants (Age 6 Months to <2 Years) With Functional Constipation Who Are Treated With Linaclotide

Start date: April 27, 2023
Phase: Phase 2
Study type: Interventional

Functional constipation (FC) is a common healthcare problem in children of all ages, potentially due to genetic predisposition, inadequate fiber and fluid intake, and immobility. Currently, there are no pharmacological therapies approved for the treatment of FC. This study will assess adverse events and change in disease activity with linaclotide therapy in participants with FC. Linaclotide is an approved drug being developed for the treatment of FC in pediatric patients who meet modified Rome IV criteria for childhood FC. In Part 1 of this study, participants are placed in 3 groups, which occur consecutively. Each group receives a different dosage of linaclotide. In Part 2 of the study, participants will be randomly assigned to receive either linaclotide or placebo. There is a 1 in 2 chance that participants will be assigned to placebo. Approximately 30 pediatric participants 6 months to less than 2 years of age with FC will be enrolled in the study at about 25 sites worldwide. Participants will receive oral solution of linaclotide prepared from capsule by parent/guardian once daily for 4 weeks. There may be higher treatment burden for participants in this trial compared to their standard of care (due to study procedures). Participants will attend regular visits during the study at a hospital or clinic. The effect of the treatment will be checked by medical assessments, blood tests, checking for side effects and completing questionnaires.

NCT ID: NCT05758662 Recruiting - Clinical trials for Aortic Valve Stenosis

The Effect of Subclinical Leaflet Thrombosis and Prosthesis Type on Transcatheter Aortic Valve Degeneration (POPular PET TAVI)

Start date: November 16, 2023
Phase:
Study type: Observational

A multicentre cross-sectional cohort study to assess the difference in bioprosthetic micro-calcification activity, detected with 18F-NaF PET-CT, as early marker of transcatheter valve degeneration, between patients with vs. without subclinical leaflet thrombosis at five years after TAVI; and between patients with intra-annular vs. supra-annular TAVI prostheses.

NCT ID: NCT05757934 Recruiting - Clinical trials for Cardiovascular Diseases

Exploring the Long-term Cardiovascular Effects of Vaping

LIGER
Start date: April 16, 2023
Phase:
Study type: Observational

Smoking is the "leading, preventable death-cause worldwide", being responsible for almost 700,000 deaths in the E.U. annually. Therefore, implementing successful, long-term smoking cessation strategies is a long-term priority for the NHS. Recent evidence suggests that e-cigarettes (i.e., vaping) are a successful cessation tool, with around 3.6 million users in the UK. There are concerns about long-term vaping, particularly in relation to their cardiovascular effects, as there are no relevant, longitudinal studies. Therefore, we propose a 38-month, four-group longitudinal study exploring the cardiovascular physiological effects of the use of e-cigarettes over a two-year period, informing policy makers and e-cigarette users (vapers). Our study was developed with the support of vapers. The main research question is whether there are any differences in cardiovascular physiology between vapers, who are ex-smokers (Group A), vapers with no previous smoking experience (Group B), dual users (i.e., those who vape and smoke (Group C) and ex-smokers who don't vape (Group D). Two-hundred participants from Sheffield and Leeds will be invited on five occasions (baseline, as well as 6-,12-,18- and 24-months post-baseline). We will assess macrovascular and lung function, cardiovascular disease risk (through questionnaires and blood biomarkers), vaping and smoking dependence, smoking and and vaping history among others.

NCT ID: NCT05757869 Recruiting - Atrial Fibrillation Clinical Trials

A Study of Milvexian Versus Apixaban in Participants With Atrial Fibrillation

LIBREXIA-AF
Start date: April 11, 2023
Phase: Phase 3
Study type: Interventional

The purpose of this study is to evaluate if milvexian is at least as effective as apixaban for reducing the risk of the composite stroke and non-central nervous system (CNS) systemic embolism.

NCT ID: NCT05757570 Recruiting - Clinical trials for Immune Thrombocytopenia

An Open-label Study of Povetacicept in Subjects With Autoimmune Cytopenias

RUBY-4
Start date: July 3, 2023
Phase: Phase 1/Phase 2
Study type: Interventional

The goal of this clinical study is to evaluate povetacicept in adults with autoimmune cytopenias of immune thrombocytopenia, autoimmune hemolytic anemia, and cold agglutinin disease to determine if povetacicept is safe and potentially beneficial in treating these diseases. During the study treatment period participants will receive povetacicept approximately every 4 weeks for 6 months, with the possibility of participating in a 6-month study treatment extension period.

NCT ID: NCT05756608 Recruiting - Aortic Stenosis Clinical Trials

Fibrosis in Chronic and Delayed Myocardial Infarction

FCDMI
Start date: November 10, 2022
Phase:
Study type: Observational

In this study the investigators aim to examine the role that fibrosis plays in heart conditions such as aortic stenosis , chemotherapy-induced cardiotoxicity and carcinoid syndrome . Fibrosis is a common final result following any injury to the heart muscle and the investigators aim to identify this process early and in its active state. This will be examined by using a radiotracer 68Ga-FAPI or 18F-AlF-FAPI and PET-MRI or PET-CT.

NCT ID: NCT05756036 Recruiting - Immunosuppression Clinical Trials

Torque Teno Virus: A Biomarker of Immunosuppression

Start date: February 15, 2022
Phase:
Study type: Observational

To seek an association between Torque Teno Virus DNA titres resulting from under or over-immunosuppression in a kidney allograft recipient, Graft rejection, both cell-mediated rejection and antibody-mediated rejection, donor-specific antibodies (DSA), the incidence of BK viraemia and BK nephropathy, CMV infection or diseases and PCP infection and the number of circulating NK, B and T lymphocyte subtypes.

NCT ID: NCT05755386 Recruiting - IC-MPGN Clinical Trials

Study of Efficacy and Safety of Iptacopan in Participants With IC-MPGN

APPARENT
Start date: October 2, 2023
Phase: Phase 3
Study type: Interventional

This study is designed as a multicenter, randomized, double-blind, parallel group, placebo-controlled study to evaluate the efficacy and safety of iptacopan (LNP023) in idiopathic immune complex mediated membranoproliferative glomerulonephritis.

NCT ID: NCT05754957 Recruiting - Clinical trials for Acute Coronary Syndrome

A Study of Milvexian in Participants After a Recent Acute Coronary Syndrome

LIBREXIA-ACS
Start date: April 7, 2023
Phase: Phase 3
Study type: Interventional

The purpose of this study is to evaluate that milvexian is superior to placebo, in addition to standard-of-care, in reducing the risk of major adverse cardiovascular event (MACE) (the composite of cardiovascular [CV] death, myocardial infarction [MI], and ischemic stroke).

NCT ID: NCT05753852 Recruiting - Clinical trials for Amyotrophic Lateral Sclerosis

Open Label Extension of TUDCA-ALS Study

TUDCA-ALS OLE
Start date: October 25, 2021
Phase: Phase 3
Study type: Interventional

This study will provide extended access to patients and assess longer-term outcomes on patients who have completed the TUDCA-ALS study.