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Active clinical trials for "Fever"

Results 291-300 of 559

A Study to Assess the New Candidate Rift Valley Fever Virus Vaccine in Healthy Adults

RVFRift Valley Fever

Randomised, single blind, placebo - controlled, dose-escalation, phase I clinical trial recruiting healthy adults aged 18-50 years

Completed34 enrollment criteria

A Study to Evaluate RIST4721 in Familial Mediterranean Fever (FMF)

Familial Mediterranean Fever

A 12-week Open-label, Single-arm, Phase 2 Study to Evaluate the Safety and Efficacy of RIST4721 in Subjects with Familial Mediterranean Fever followed by an additional Open-label Extension Phase.

Withdrawn6 enrollment criteria

Immunogenicity and Safety of Fractional Doses of Yellow Fever Vaccines (YEFE)

Yellow Fever

In July 2016, the demand for yellow fever vaccines in response to the large urban outbreaks occurring concurrently and the risk of further spread through the African continent and even to Asia, was larger than the available supply. In this situation, the World Health Organization (WHO) developed recommendations for the use of fractional-dose of yellow fever vaccine as a dose-sparing strategy. These recommendations were based on limited number of clinical trials and additional studies should assess the applicability of the fractional dose to all WHO-prequalified vaccines, the persistence of neutralizing antibodies and the performance of the fractional dose in young children and populations in Africa including those with HIV. This study aims to respond to some of the research questions that would allow broadening the recommendations on the use of fractional doses of yellow fever vaccine in emergency situations. The study will be conducted in Uganda and Kenya and the main objective is to assess the non-inferiority is seroconversion 28 days after vaccination of a fractional dose compared to full dose for each WHO-prequalified manufacturer. As secondary objectives the study will assess seroprotection 10 days and 1 year after vaccination, to assess rapidity and persistence of protective antibody levels; describe the geometric mean titre and the change in neutralizing antibody on Day 28 days after vaccination with fractional and full doses; and assess the occurrence of adverse events and serious adverse events (SAE) during 28 days after administration of fractional and full doses. The study consists of a randomized non-inferiority trial. The study aims to start in April 2017 in the two sites and aims to recruit 960 adults. Results for the main outcome will be reviewed by the study Data and Safety Monitoring Board and one vaccine will be selected for the studies in children and HIV positive adults.

Completed12 enrollment criteria

Video Discharge Instructions for Fever and ED Recidivism

Children Who Present to the ED With Minor Febrile Illnesses

To evaluate the effect of video discharge instructions on return visits to the ER or ED within 72 hours of the original visit for children with febrile illnesses.

Completed10 enrollment criteria

Rapid Diagnostic Tests and Clinical/Laboratory Predictors of Tropical Diseases In Patients With...

Visceral LeishmaniasisHuman African Trypanosomiasis10 more

Tropical fevers have been a diagnostic challenge from the antiquity. Nowadays, despite the availability of good diagnostic capacities, undifferentiated febrile illnesses continue to be a thorny problem for travel physicians. In developing countries, the scarcity of skilled personnel and adequate laboratory facilities makes the differential diagnosis of fevers even more complex. Health care workers must often rely on syndrome-oriented empirical approaches to treatment and might overestimate or underestimate the likelihood of certain diseases. For instance Neglected Tropical Diseases (NTD) contribute substantially to the burden of persistent (more than 1 week) fevers in the Tropics, causing considerable mortality and major disability. These diseases are however rarely diagnosed at primary health care (PHC) level. The difficulty in establishing the cause of febrile illnesses has resulted in omission or delays in treatment, irrational prescriptions with polytherapy, increasing cost and development of drug resistance. In resource-limited settings, clinical algorithms constitute a valuable aid to health workers, as they facilitate the therapeutic decision in the absence of good laboratory capacities. There is a critical lack of appropriate diagnostic tools to guide treatment of NTDs. While clinical algorithms have been developed for some NTDs, in most cases they remain empirical. Besides, they rarely take into account local prevalence data, do not adequately represent the spectrum of patients and differential diagnosis at the primary care level and often have not been properly validated. The purpose of the study is to develop evidence-based Rapid Diagnostic Test (RDT)-supported diagnostic guidelines for patients with persistent fever (≥ 1 week) in the Democratic Republic of the Congo (DRC), Sudan, Cambodia and Nepal.

Completed6 enrollment criteria

Effect of Starter Formula on Infection Prevention

Gastro-intestinal InfectionsInfections With Fever

The aim of this trial is to test the efficacy of an infant formula containing synbiotics on the prevention of gastro-intestinal infections.

Completed15 enrollment criteria

Study of a Tetravalent Dengue Vaccine in Healthy Adult Subjects Aged 18 to 45 Years in India

DengueDengue Fever1 more

The aim of this study is to evaluate the immunogenicity and safety of the CYD dengue vaccine in India adult subjects. Primary Objectives: To describe the neutralizing antibody response to each dengue virus serotype before the first vaccination and after each vaccination with CYD dengue vaccine in all subjects. To describe the safety of the CYD dengue vaccine after each dose in all subjects. Secondary Objective: To detect symptomatic dengue cases occurring at any time in the trial.

Completed16 enrollment criteria

Study of Yellow Fever Vaccine Administered With Tetravalent Dengue Vaccine in Healthy Toddlers

DengueDengue Hemorrhagic Fever1 more

The study was designed to evaluate whether the first CYD dengue vaccination can be administered concomitantly with Stamaril® yellow fever vaccine during the same day and visit, but at 2 different sites of administration. Primary Objective: To demonstrate the non-inferiority of the immune response against Yellow Fever (YF) in flavivirus (FV) non-immune subjects at baseline receiving one dose of Stamaril vaccine administered concomitantly with the first dose of CYD dengue vaccine compared to participants receiving one dose of Stamaril vaccine concomitantly with placebo. Secondary Objectives: To assess the non-inferiority of YF immune response 28 days post-Stamaril vaccination based on seroconversion rates regardless of the FV status of participants at baseline. To describe the YF immune response 28 days post-Stamaril vaccination in both groups. To describe the antibody (Ab) response to each dengue virus serotype 28 days post CYD dengue vaccine (Visit [V] 05 and V07), following CYD dengue vaccine Dose 1 and Dose 2 from Group 2 versus following CYD dengue vaccine Dose 2 and Dose 3 for Group 1 (effect of YF vaccination). To describe the safety of Stamaril vaccine administered concomitantly with the first dose of CYD dengue vaccine, or Stamaril administered concomitantly with placebo. To describe the safety of CYD dengue vaccine after the first dose of CYD dengue vaccine administered concomitantly with Stamaril vaccine or CYD vaccine administered alone. To describe the safety of the CYD dengue vaccine in all participants after each dose.

Completed23 enrollment criteria

Treatment of Viral Hemorrhagic Fevers With Intravenous Ribavirin in Military Treatment Facilities...

Crimean-Congo Hemorrhagic FeverLassa Fever

This is a Phase 2 study of the safety and efficacy of Intravenous (IV) Ribavirin in treating patients presenting with a probable or suspected case of viral hemorrhagic fever (either Crimean Congo or Lassa Fever) at a military medical treatment hospital. All patients will be treated with a 10 day course of IV Ribavirin if they meet all the inclusion and none of the exclusion criteria.

Withdrawn61 enrollment criteria

Study of Live Attenuated Japanese Encephalitis Vaccine (ChimeriVax™-JE) and Yellow Fever Vaccine...

Japanese EncephalitisYellow Fever

The purpose of this study is to obtain safety, tolerability, and immunogenicity data on the co-administration or sequential administration of Chimeravax™-JE vaccine and STAMARIL®. Objectives: Safety: Obtain safety and tolerability data of a single, fixed dose of ChimeriVax™-JE administered concurrently, one month before or one month after STAMARIL® to adult volunteers (≥ 18 to ≤ 55 years) without prior Japanese encephalitis (JE) or yellow fever (YF) vaccination. Immunogenicity: Obtain data on the antibody response to a single, fixed dose of ChimeriVax™-JE administered concurrently, one month before or one month after STAMARIL® to adult volunteers without prior JE (or YF) vaccination. Assess the durability of the immune response in adult volunteers 6 months after administration of ChimeriVax™-JE and STAMARIL®.

Completed19 enrollment criteria
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