About 89,868 results

Hepatitis B Immune Globulin (HBIg) to Restore Immune Control in People With Chronic Hepatitis B

Oct 22nd, 2021 - Up to 300 subjects with hepatitis B e antigen (HBeAg) negative chronic hepatitis B who are inactive carriers (specified as those with HBV DNA levels <2,000 IU/mL over a 6-month period with ALT levels <1.5 X upper limit of normal and HBsAg level <1500 IU/mL) will be screened and 25 enrolled in a randomized trial of hepatitis B immune globulin (HBIg) for 12 weeks followed by peginterferon alfa fo...

SARS-COV2 Pandemic Serosurvey in a Rare Disease Population

Oct 22nd, 2021 - It has been demonstrated that respiratory virus outbreaks and pandemics, such as influenza, SARS, MERS, and now the newly emerged SARS-COV2 virus, have a major impact on morbidity and mortality worldwide, as well as having devastating global economic and societal impact. During these outbreaks it is critical to gain a rapid understanding of the exposures and immunity in the general population. ...

Immunogenicity of Recombinant Vesicular Stomatitis Vaccine for Ebola-Zaire (rVSV[Delta]G-ZEBOV-GP) for Pre-Exposure Prophylaxis (PREP) in People at Potential Occupational Risk for Ebola Virus Expos...

Oct 22nd, 2021 - Between 1994 and the present, there have been multiple Ebolavirus outbreaks affecting mostly central Africa. However, the 2014/2015 West African outbreak significantly exceeds all previous outbreaks in geographic range, number of individuals affected, and in disruption of typical activities of civil society. This protocol is a multi-center study to evaluate the durability of the immune response...

Prime-boost Vaccine Study in Women With Low-grade Cervical HPV Lesions

Oct 22nd, 2021 - The study consists of an open label, non-randomised, dose escalation Lead in phase. 9 participants with high-risk HPV, in cohorts of 3 in 3 dose ascending groups, will be vaccinated after SMC safety data reviews. This is followed by a blinded, randomised Main phase with 96 participants with high-risk HPV, in parallel running dose cohorts (three different doses of ChAdOx1-HPV plus two different ...

Community Dynamics of Malaria Transmission in Humans and Mosquitoes in Fleh-la and Marshansue, Salala District, Bong County, Liberia

Oct 22nd, 2021 - A vaccine that interrupts malaria transmission is critical to eradicate the disease, but improved assays are needed to measure the efficacy of vaccines. Transmission-blocking vaccines (TBVs) work by inducing antibodies that inhibit parasite development in the mosquito interrupting transmission. Efficacy of vaccines may be estimated by in vitro membrane feeding assays using immune sera and labor...

GI Effects of Iron in Healthy Volunteers

Oct 22nd, 2021 - Iron deficiency anaemia is the most common health issue worldwide, with approximately >1.2 billion people affected. In the UK, iron deficiency anaemia most commonly affects pre-school aged children and women aged 15-49 years. In 2011, an estimated 14% of non-pregnant, and 23% of pregnant women in the UK had iron deficiency anaemia, and 2-5% of male and post-menopausal women were also affected. ...

Sargramostim Use in COVID-19 to Recover Patient Health

Oct 22nd, 2021 - This Phase 2b, multicenter, placebo-controlled, double-blind study will randomize approximately 500 adult patients who are symptomatic with mild or moderate COVID-19 (as defined in the FDA Guidance Document: Covid-19: Developing Drugs and Biological Products for Treatment or Prevention, May 2020) who are at high risk for progression to more severe disease. Patients will be randomized in a 1:1 r...

The PAWS-COVID-19 (Pediatric AirWay complicationS COVID-19) Registry

Oct 22nd, 2021 - The COVID-19 pandemic has disrupted anesthesia care all over the world. There remains very little data on current practice patterns and patient outcomes, particularly in anesthetized children. This is a prospective observational, multi-center study to investigate airway management related outcomes in children undergoing anesthesia during this pandemic. The investigators will compare the inciden...

Study to Assess Safety, Tolerability and Efficacy of Afabicin in The Treatment of Participants With Bone or Joint Infection Due to Staphylococcus

Oct 22nd, 2021 - This is an open-label study to assess the safety and tolerability of Afabicin in the treatment of participants with bone or joint infection due to Staphylococcus aureus [both methicillin-susceptible S. aureus (MSSA) and methicillin-resistant S. aureus (MRSA)] and/or coagulase-negative staphylococci (CoNS) and to compare it to standard of care (SOC).

Using Biomarkers to Predict TB Treatment Duration

Oct 22nd, 2021 - Shortening the duration of treatment for patients with drug sensitive tuberculosis from 6 to 4 months has been attempted many times in clinical trials but thus far all have failed. These failures reveal our incomplete understanding of factors driving the need for such extensive treatments. Consistently, trials have demonstrated that 80-85% of patients are successfully cured after 4 months of th...

Novel Lung Imaging in Adults Undergoing Radiation Therapy to Assess for Radiation Pneumonitis

Oct 22nd, 2021 - This study is designed to test a novel technology to examine early changes in the lung in hopes of identifying patients who may be at risk for radiation pneumonitis. Eligible subjects will undergo standard of care treatment with the use of the Varian TrueBeam system for radiation therapy of a cancer lesion in the chest. The imaging data acquired as part of usual standard of care for these patie...

SPI-1005 Treatment in Moderate COVID-19 Patients

Oct 22nd, 2021 - The study is a randomized, double-blind, placebo-controlled, dose escalation, multi-center clinical trial (RCT) of SPI-1005 in adult subjects with positive PCR test for novel SARS-CoV-2 (nCoV2) and moderate symptoms of COVID-19 disease.

A Phase I Study to Evaluate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Food Effect of Oral HRS5091 in Healthy Subjects and Chronic Hepatitis B Patients

Oct 22nd, 2021 - The study is a randomized, Double-Blind, Placebo-Controlled study to evaluate the safety, tolerability and pharmacokinetics, pharmacodynamics and food effect of HRS5091. The study will be conducted in three parts sequentially: Part 1a will consist of 58 healthy subjects, 5 groups. The purpose of this part is to explore the safety, tolerability and pharmacokinetics of single doses of HRS5091 tab...

SPI-1005 Treatment in Severe COVID-19 Patients

Oct 22nd, 2021 - The study is a randomized, double-blind, placebo-controlled, dose escalation, multi-center clinical trial (RCT) of SPI-1005 in adult subjects with positive PCR test for novel SARS-CoV-2 (nCoV2) and severe symptoms of COVID-19 disease.

A Study to Evaluate the Efficacy and Safety of ABT-493/ABT-530 in Combination With Sofosbuvir and Ribavirin in Participants With Hepatitis C Virus Who Did Not Respond to Treatment in a Previous Abb...

Oct 22nd, 2021 - The purpose of this study is to evaluate the efficacy and safety of co-administration of ABT-493/ABT-530 plus sofosbuvir (SOF) plus ribavirin (RBV) in hepatitis C virus (HCV) genotype (GT) 1 - 6-infected participants (including non-cirrhotic, or cirrhotic with compensated cirrhosis participants) who have experienced virologic failure in an AbbVie parent clinical study.

Safety and Immunogenicity of V114 in Healthy Infants in South Korea (V114-036)

Oct 22nd, 2021 - The primary purpose of this phase 3, single-arm, open-label study is to evaluate the safety and immunogenicity of a 4-dose regimen of V114 administered to healthy infants in South Korea.

Tenofovir Alafenamide (TAF) in Children and Adolescents With Chronic Hepatitis B Virus Infection

Oct 22nd, 2021 - The primary objective of Cohort 1 of this study is to evaluate the safety, tolerability, and antiviral activity (HBV DNA < 20 IU/mL) of tenofovir alafenamide (TAF) 25 mg once daily versus placebo through Week 24 in treatment-naive and treatment-experienced adolescents (aged 12 to < 18 years) with chronic hepatitis B (CHB). Cohort 2 will consist of 2 parts: Part A and Part B. Intensive pharmacok...

Mental Health Impact of the COVID-19 Pandemic on Amish and Mennonite Participants in AMBiGen

Oct 22nd, 2021 - This protocol leverages existing NIMH studies and participants to accomplish time-sensitive research on the mental health impact of environmental stressors imposed by the COVID-19 pandemic. The study will describe the relationship between stressors related to COVID-19 and self-rated measures of mental health symptoms and distress among Amish and Mennonite participants in an ongoing study of bip...

Link4Health: A Combination Strategy for Linkage and Retention, Swaziland

Oct 22nd, 2021 - Linkage of patients from HIV testing to HIV care programs and their retention once enrolled in care are essential to HIV program effectiveness in terms of prevention of HIV;related morbidity and mortality and prevention of HIV transmission. Linkage and retention rates in HIV programs in sub-Saharan Africa (SSA) are suboptimal, with less than half of patients who test positive successfully linki...

Pathogenic Bordetella Rapid Detection

Oct 22nd, 2021 - Pertussis is an acute respiratory infectious disease caused by bordetella pertussis. Although it is a vaccine-preventable disease, outbreaks and epidemic cases of whooping cough worldwide have been reported from time to time. Bordella parapertussis, Bodella bronchiseptica, and bordetella hosei can cause pertussis-like diseases with symptoms similar to those of whooping cough. The clinical manif...