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Influenza clinical trials

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NCT ID: NCT03451656 Completed - Influenza Clinical Trials

Prospective System Analysis of the Seasonal Influenza Virus Transmissions and Evolution in the City of Basel Basel

Start date: December 27, 2016
Phase:
Study type: Observational

The project aims to use epidemiological tools to understand the transmission and evolution of influenza viruses at an individual and population level within a small-scale city (Basel) through a combination of experimental, clinical, and mathematical advances. Investigators aim to quantitatively characterize the viral transmission using novel molecular-epidemiological tools based on whole genome sequencing.

NCT ID: NCT03450915 Completed - Influenza Clinical Trials

A Pivotal Trial to Assess the Safety and Clinical Efficacy of the M-001 as a Standalone Universal Flu Vaccine

Start date: August 1, 2018
Phase: Phase 3
Study type: Interventional

The pivotal Phase 3 trial plans to enroll a total of approximately 12,460 participants aged 50+ over two years. Participants will be immunized twice with the M-001 universal influenza vaccine candidate or placebo and then followed for up to 2 seasons. The trial will evaluate the number of influenza cases in each group and the severity of illness during the follow up period.

NCT ID: NCT03441373 Completed - Influenza Clinical Trials

XC8 in the Treatment of Patients With Acute Respiratory Viral Infection

Start date: February 3, 2016
Phase: Phase 2/Phase 3
Study type: Interventional

A multicenter double-blind, randomized, placebo-controlled, parallel-group comparative Phase II / III clinical study to assess safety, tolerability, efficacy and optimal dose ranging of XC8 vs. placebo in patients with uncomplicated influenza or other ARVI during a 5-day treatment. The primary objective of the study was to demonstrate the difference in time before the onset of a sustained improvement in clinical symptoms according to the Severity Rating Scale for ARVI, and to determine the optimal dose of XC8 in the treatment of influenza and other ARVI.

NCT ID: NCT03437304 Completed - Influenza Clinical Trials

Study to Assess the Safety, Tolerability and Immune Response Following Vaccination With Immunose™ FLU in Older Adults

Start date: February 9, 2018
Phase: Phase 1/Phase 2
Study type: Interventional

This is a Phase I/II, randomised, multicentre, partially double-blind (group 1, 2, 4 and 5), parallel-group study designed to primarily evaluate the safety, tolerability and immune response in older adults (age 50 to 75 years) following Immunose™ FLU vaccination at 5 sites in Sweden. A total of 300 subjects will be randomised to 1 of 7 treatment groups. The hypothesis is that Immunose™ FLU is safe and tolerable and will increase the influenza-specific mucosal immune response in older adults.

NCT ID: NCT03430089 Completed - Influenza Clinical Trials

Safety of a Single Dose or Two Doses of Shenzhen Quadrivalent Influenza Vaccine

Start date: February 22, 2019
Phase: Phase 1
Study type: Interventional

This phase I-like, open-label, monocenter, descriptive, single-arm clinical safety study will investigate the Shenzhen quadrivalent influenza vaccine (Shz QIV) in 100 participants aged 6 months and older in China. Participants aged 9 years or more will receive a single dose of Shz QIV, and participants aged 6 months to 8 years will receive two doses of Shz QIV administered 28 days apart.

NCT ID: NCT03413228 Not yet recruiting - Influenza Clinical Trials

Nosocomial Influenza Surveillance 2018 - 2022

NOSOGRIPPE
Start date: February 2018
Phase: N/A
Study type: Observational

Hospital-acquired influenza is associated with significant morbidity and mortality in hospitalized patients notably elderly patients. Furthermore, it is also associated with a large economic impact for the hospitals. The transmission of influenza has been mostly reported in pediatric and long-stay units. The chains of transmission of influenza in acute-stay units have to be describe in order to prevent and control potential outbreaks. Furthermore, to know clinical symptoms seems to be important in order to identify potential sources of virus as soon as possible and to set up appropriate hygiene prevention measures. Moreover, the definition of the hospital-acquired influenza has to be harmonized for all over the studies, especially concerning the delay between the admission in the hospital and the symptoms onset. The aim of this study is to describe the hospital-acquired influenza in a french university hospital of around 800 beds

NCT ID: NCT03394209 Completed - Influenza Clinical Trials

A Pharmacokinetics Study of Favipiravir in Patients With Severe Influenza

Start date: February 6, 2018
Phase: Phase 2
Study type: Interventional

Title: An adaptive study of the pharmacokinetics of favipiravir in patients with severe influenza Study Design: An open label, single group assignment, adaptive study to evaluate the pharmacokinetics of favipiravir in adult patients with severe influenza. In the first stage, participants will receive favipiravir 1600mg BID on day 1, followed by favipiravir 600mg BID for 9 days. If the proportion of patients with a minimum observed plasma trough concentration above the MEC (20μg/ml) at all measured time points after the second dose is less than 80% then a second patient cohort will be recruited and will receive favipiravir 1800mg BID on day 1, followed by favipiravir 800mg BID for 9 days. Intervention: The 1st stage: 1600mg BID on day 1, followed with 600mg BID for 9 days. Sample size: 15 The 2nd stage: 1800mg BID on day 1, followed with 800mg BID for 9 days. Sample size: 15 Population: Males and females aged 18 years or older admitted to hospital with a positive PCR test for influenza and a PaO2/FiO2≤300mmHg or/and on mechanical ventilation for severe lung infection on admission. Sample size 15 or 30 severe influenza patients Research hypothesis The administration of oral favipiravir at either 1600mg/600mg BID or 1800/800mg BID will result in ≥ 80% patients achieving a minimum observed plasma trough concentration above the MEC (20μg/ml) at all measured time points after the second dose. Phase: Phase 2a, PK, safety and feasibility study. Description of Study Agent: Favipiravir (T-705) a viral RNA-dependent RNA polymerase inhibitor. Study Duration: 1 year Participant Duration: 38 days

NCT ID: NCT03391193 Completed - Influenza Clinical Trials

Immunogenicity and Safety of a Multi-Dose Quadrivalent Influenza Vaccine

Start date: December 19, 2017
Phase: Phase 3
Study type: Interventional

The aim of the study is to to assess the immunogenicity and safety of a quadrivalent influenza vaccine in a multi-dose presentation compared to a quadrivalent influenza vaccine in single-dose presentation, in children aged 6 months to 17 years.

NCT ID: NCT03390166 Completed - Influenza Clinical Trials

Immunogenicity and Safety of Tri Fluvac, a Seasonal Trivalent Inactivated Influenza Vaccine in Healthy Thai Adults

Start date: July 24, 2017
Phase: Phase 2/Phase 3
Study type: Interventional

The study is aim to evaluate the immunogenicity and safety with two groups of participants who will received a seasonal trivalent split, inactivated influenza vaccine (A/H1N1; A/H3N2 and B) or an active comparator (licensed influenza vaccine

NCT ID: NCT03372967 Completed - Influenza Clinical Trials

Project IMPACT Immunizations (IMProving America's Communities Together) Scaled Demonstration

Start date: December 12, 2017
Phase:
Study type: Observational

The primary objective of this study is to evaluate how implementing an innovative care model that provides the pharmacist access to a patient's vaccine history at the point-of-care impacts the pharmacist's ability to identify unmet vaccination needs and increase vaccination rates for routinely recommended adult vaccinations.