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NCT ID: NCT05855200 Recruiting - Colonic Neoplasms Clinical Trials

Study of Perioperative Dostarlimab in Participants With Untreated T4N0 or Stage III dMMR/MSI-H Resectable Colon Cancer

AZUR-2
Start date: August 2, 2023
Phase: Phase 3
Study type: Interventional

The primary purpose of this study is to evaluate the efficacy of perioperative dostarlimab compared with standard of care (SOC) in participants with untreated T4N0 or Stage III (resectable), defective mismatch repair/ microsatellite instability high (dMMR/MSI-H) colon cancer.

NCT ID: NCT05836012 Active, not recruiting - Gastroenteritis Clinical Trials

Safety and Immunogenicity of HIL-214 With Routine Pediatric Vaccines

Start date: June 2, 2023
Phase: Phase 2/Phase 3
Study type: Interventional

This is a phase 2, multi-country, randomized, double-blind, placebo-controlled trial to evaluate the immune response to routine pediatric vaccinations when co-administered with HIL-214 or placebo in healthy infants. This trial will also evaluate the safety profile of a 2-dose regimen of HIL-214 co-administered with routine pediatric vaccines.

NCT ID: NCT05743881 Active, not recruiting - Clinical trials for Respiratory Syncytial Virus

A Safety, Tolerability, and Immunogenicity Study of mRNA-1345 and mRNA-1365 in Participants Aged 5 Months to <24 Months

Start date: February 15, 2023
Phase: Phase 1
Study type: Interventional

The purpose of this study is to assess the safety and immunogenicity of mRNA-1365, an mRNA vaccine targeting respiratory syncytial virus (RSV) and human metapneumovirus (hMPV) and mRNA-1345, an mRNA vaccine targeting RSV, in participants aged 5 months to <24 months.

NCT ID: NCT05705440 Recruiting - Clinical trials for Respiratory Syncytial Virus Infections

A Follow-up Study to Describe the Safety of Study Participants Who Received RSVPreF3 Maternal Vaccination (Any Dose) or Controls From Previous RSV MAT Studies During Any Pregnancy Conceived Post Vaccination/Control

Start date: February 7, 2023
Phase: Phase 3
Study type: Interventional

The purpose of this follow-up study is to describe the safety in subsequent pregnancies in participants who were previously administered the RSVPreF3 maternal vaccine or control during any prior RSV MAT study. The study participants enrolled in this follow-up study received RSVPreF3 maternal vaccination (any dose) or controls during the following prior RSV MAT studies: RSV MAT-001 (NCT03674177), RSV MAT-004 (NCT04126213), RSV MAT-010 (NCT05045144), RSV MAT-011 (NCT04138056), RSV MAT-009 (NCT04605159), RSV MAT-012 (NCT04980391) and RSV MAT-039 (NCT05169905). No intervention will be administered in this study. The exposure was the intervention (either RSVPreF3 vaccine or control) received by the study participants in the above-mentioned prior RSV MAT studies.

NCT ID: NCT05654467 Recruiting - Poliomyelitis Clinical Trials

Study of a Novel Type 3 Oral Poliomyelitis Vaccine in Panama

Start date: December 5, 2023
Phase: Phase 2
Study type: Interventional

The purpose of this clinical trial is to assess the safety and tolerability (primary objective), immunogenicity (primary and secondary objectives), fecal shedding of vaccine viruses (secondary objective) and the potential for neurovirulence of shed virus (secondary objective) of a novel oral polio type 3 vaccine, nOPV3, as compared to Sabin monovalent type 3 vaccine controls (mOPV3), in healthy young children (192 subjects), infants (860 subjects), and neonates (480 subjects).

NCT ID: NCT05630820 Recruiting - Chronic Hepatitis B Clinical Trials

Study of Bepirovirsen in Nucleos(t)Ide Analogue-treated Participants With Chronic Hepatitis B (B-Well 2)

B-Well 2
Start date: December 6, 2022
Phase: Phase 3
Study type: Interventional

This study is intended to confirm the efficacy, safety, pharmacokinetic (PK) profile, and the durability of hepatitis B virus surface antigen (HBsAg) suppression observed with bepirovirsen for 24 weeks (with loading doses) as compared to the placebo arm. This study will have 4 stages: a) Double-blind treatment (bepirovirsen or placebo) for 24 weeks. b) Nucleos(t)ide analogue (NA) treatment for 24 weeks. c) NA cessation stage OR Continue NA for 24 weeks. d) Durability of response and follow up for further 24 weeks for participants who stopped NA treatment at Week 48. The arms will be stratified based on HBsAg level (HBsAg greater than or equal to [≥] 100 international unit per milliliter [IU/mL] to less than or equal [≤]1000 IU/mL or greater than [>] 1000 IU/mL to ≤3000 IU/mL) at screening. The total duration of the study, including screening (up to 60 days), the double-blind treatment stage (24 weeks), the On NA only stage (24 weeks), and the NA cessation and durability stages (48 weeks) is up to approximately 104 weeks at maximum for each participant.

NCT ID: NCT05595538 Completed - COVID-19 Clinical Trials

Use of Multiple Doses of Convalescent Plasma in Mechanically Intubated Patients With COVID-19

Start date: June 6, 2020
Phase: Early Phase 1
Study type: Interventional

This study will assess the feasibility and safety of administering multiple doses of convalescent plasma to Covid-19 positive patients admitted to the Intensive Care Unit (ICU) receiving mechanical ventilation. Donor plasma will be obtained from Covid-19 recovered patients. All plasma used in this protocol will be collected following the guidelines issued by the Food and Drug Administration (FDA) and the Ministry of Health in Panama. Every patient recruited will receive one or two plasma units infused on days 0, 2, 4, 6, and 8. The primary objective of this study is feasibility. Feasibility will be assessed based on the proportion of subjects who consent and receive at least one dose of convalescent plasma more than once. The investigators will evaluate the safety and feasibility of this study by accounting for any related adverse event. The secondary study endpoints are overall survival at days 14, 28, and 60 after the first dose of convalescent plasma. Respiratory status and overall clinical status will be reviewed during follow-up until day nine and on days 14, 28, and 60.

NCT ID: NCT05594056 Completed - Preeclampsia Severe Clinical Trials

Transorbital Ultrasound of Optic Nerve Sheath Diameter Between Healthy Pregnant Women and Those With Severe Preeclampsia.

Start date: October 21, 2022
Phase: N/A
Study type: Interventional

The neurological alterations associated with preeclampsia depend on cerebral autoregulation, a theory that outlines the mechanisms by which the nervous system controls cerebral perfusion. However, with the loss of autoregulation, increased blood flow, edema and eventually increased intracranial pressure are triggered and may be translated into neurological manifestations such as symptoms of vasospasm, one of the criteria for severity in preeclampsia. Nervous system manifestations frequently found in preeclampsia are headache, blurred vision, scotomas and hyperreflexia. Although uncommon, temporary blindness (lasting a few hours to a week) may also accompany severe preeclampsia and eclampsia. The optic nerve, as part of the central nervous system, is surrounded by cerebrospinal fluid and dura mater, which forms the optic nerve sheath. Due to the connection with the intracranial subarachnoid space, the diameter of the optic nerve sheath is influenced by variations in cerebrospinal fluid pressure. Increased intracranial pressure is transmitted to the subarachnoid space surrounding the optic nerve, causing its expansion. Recent studies suggest that an optic nerve sheath diameter greater than 5 mm correlates 100% with ICP (intracerebral pressure) greater than 20 mm Hg. Due to the simple nature of the test and the limited time required to perform it, it is an ideal non-invasive test to assess changes in mental status, severe headache, and to take the necessary measures aimed at reducing intracranial pressure. The diagnosis of elevated intracranial pressure is challenging and critical, because early recognition and treatment are essential to prevent brain damage or death since preeclampsia with severe data remains one of the most frequent complications in our institution. These values are not taken from the obstetric population, so this study proposes the description of a standard value for the pregnant population. There are few studies that describe a value to help us define cases of this pathology and correlate it with the signs and symptoms of severity in patients with preeclampsia.

NCT ID: NCT05583344 Recruiting - Clinical trials for Nonalcoholic Fatty Liver Disease

Phase 2b Study of GSK4532990 in Adults With NASH

HORIZON
Start date: January 2, 2023
Phase: Phase 2
Study type: Interventional

The purpose of this study is to measure improvements in liver fibrosis and inflammation with GSK4532990 compared with placebo in participants with NASH and advanced fibrosis on biopsy (F3 or F4). The study duration will be up to 76 weeks including the screening period. The treatment duration will be up to 52 weeks.

NCT ID: NCT05567757 Recruiting - Clinical trials for End Stage Renal Disease

Initial Safety Study of the TRUE AVC in Hemodialysis Access (TRUE AVC I Study)

Start date: October 4, 2022
Phase: Phase 1/Phase 2
Study type: Interventional

Prospective, nonrandomized, single-arm, single-center, open-label, initial safety study in subjects requiring hemodialysis. Subjects will be followed with physical evaluation and ultrasound vessel imaging at days 15, 29, 57 and weeks 12, 26. Extended follow up on patent conduits only at weeks 52 and 104.