View clinical trials related to Allergy.
Filter by:A 48 hour patch test performed in healthy volunteers to determine the presensitization (pre-existing allergy) of Neo-Synalar (neomycin sulfate 0.5%(0.35% neomycin base), fluocinolone acetonide 0.025%) Cream . Subjects also receive a positive control (Sodium Lauryl Sulfate) and a negative control (Saline). The primary objective of this study is to determine if any subjects exhibit an allergic reaction which may be indicative of a pre-existing sensitization.
The purposes of this study are to assess the efficacy, safety and tolerability of a single dose of REGN1908-1909 in allergic adult participants, to collect information about how much REGN1908-1909 is in blood over time and to collect information about how the body reacts to REGN1908-1909.
This is a follow-up cohort study of 6 years old children born preterm in Denmark from 2004-2008, and at four different neonatal units. During hospitalisation they received breast milk with fortification. At time of discharge there were made 3 different nutrition groups; if possible they were randomised into one of two groups: 1. Breastfeeding solely 2. Breastfeeding with fortification If breastfeeding was not possible they were put in group 3 and were bottle fed with: 3. Preterm formula This nutrition intervention went on for 4 month. At the age of 6, the children will be invited to come for an ambulant control and other examinations regarding growth, allergy and metabolic syndrome.
AsthmaVent is a multi-center study, investigating the association between indoor air quality and childhood asthma. In Denmark, we spend more and more time indoors. Our houses are built airtight to save energy and are difficult to ventilate. We are thus more exposed to our indoor air than ever before. We know that indoor air contains many different components that can affect our airways inappropriately and particularly children with asthma, who have sensitive airways are sensitive to these components. The AsthmaVent project examines whether increased ventilation is able to improve the indoor environment to such an extent that the asthma disease control, for children with asthma and house dust mite allergy improves, resulting in need for less medication. Previous studies have pointed towards a beneficial effect of mechanical ventilation, on both the indoor air quality and on children's health and quality of life. There is not currently a consensus in this area, as studies so far have not been large or good enough to confidently determine the effect. This project is big and is designed so that it takes into account the sources of error seen in previous studies on the topic. We include, over a 3-year period (2012-2014), a total of 80 children with asthma and house dust mite allergy aged 6-18 years, from pediatric departments in Aarhus, Odense, Kolding, Randers and Herning. They are divided into two groups, receiving either active ventilation or placebo ventilation, meaning a non-functioning ventilation system that just recirculates the air in the room. Ventilation systems are installed in the fall and winter and ventilate the child's bedroom during 9 months. Indoor air quality and asthma control are assessed every 3 months, both at home visits were air quality and allergen levels of house dust mites are studies and at visits to the outpatient clinics with control of asthma parameters and quality of life. The project involves collaboration between several institutions with an interest in indoor air quality in relation to allergies and asthma and with great expertise in the field.The project was initiated by CISBO (Centre for Indoor Environment and Health in Dwellings), a center consisting of several institutions in Denmark dealing with indoor environment: Department of Public Health at Aarhus University and University of Copenhagen, Danish Building Research Institute and the Technical University of Denmark. Since asthma is the most common chronic childhood disease in Denmark and since the development of allergies and asthma has high social and personal costs, it is important for both society and the individual family, to find out whether simply improving the indoor air quality by increased ventilation can lead to an improvement in asthma disease control.
A Phase III study to determine the sensitivity and specificity of three solutions of different allergen extracts for diagnosis by skin prick-test: - 5 Grasses pollen, - Birch pollen, - Dermatophagoides pteronyssinus mite
The primary objective of the study is to assess the safety and tolerability of single ascending doses of subcutaneously (SC) administered REGN1908-1909 in allergic, adult subjects.
A Cumulative Patch Test with a Challenge Phase is a test devised to ascertain if a chemical agent or agents have the potential to cause contact irritation or contact allergy in the skin. Allergy is only elicited in immunologically competent individuals who have become sensitized through exposure to the chemical agent at a sufficient concentration and for a sufficient duration of time.
The primary objective of this study is to evaluate the safety and tolerance of a rush build up administration of Depigoid forte pollen and the first maintenance dose administered 4 weeks later.
The primary objective of this study is to demonstrate that ALTHERA® is equal or superior in efficacy than NUTRAMIGEN®
Rationale: Plant stanols are well known for their effects on lowering intestinal cholesterol absorption ultimately resulting in 10-15% reduced serum LDL cholesterol concentrations in humans. In addition we have also shown that serum triacylglycerol (TG) concentrations may be lowered in subjects with elevated baseline concentrations. Till now, there is little evidence for plant stanol effects other than improving lipid profiles. However, we have very recently found strong indications in ex vivo models using isolated human peripheral mononuclear blood cells (PBMCs) from healthy volunteers that plant stanols have the capacity to improve immune function. More into detail, plant stanols shifted the differentiation of naive T-cells into the Th1 direction by activating a specific receptor present on the Antigen presenting cells (APCs) and T-cells. This effect might ultimately be helpful in situations in which the Th1/Th2 cell balance is disturbed into a Th2 over-responsiveness. By activating the Th1 response, the disturbed balance may be restored. This is for example a possibility in the treatment or prevention of asthma, food allergies or HIV in susceptible subjects. In addition, very recently (MEC 08-3-051) in a pilot study we also showed these ex vivo Th1 stimulating effects of plant stanols specifically in PBMCs isolated from asthma patients, as said, a condition characterized by a Th2 dominant immune response. Objective: The major research objective is to prove that the consumption of plant stanol ester enriched yogurts can improve immune function in vivo in asthma patients. Study design: A double-blind randomized placebo-controlled human intervention study in which 90 patients with clinically proven asthma will participate: 45 in the intervention group receiving plant stanol yoghurt and 45 in the control group receiving a control yoghurt without added plant stanols. At the end of the run-in period as well as at the end of the experimental period blood will be sampled to isolate PBMCs. These cells are used to evaluate effects on cytokine production, phagocytic capacity of neutrophils, and the activity of NK cells. In addition, the golden standard to show improvements in immune function is by showing an elevated Immunoglobulin response to a vaccine. Therefore, during the experimental period all subjects receive a vaccination against Hepatitis A Virus. After 1, 2, 3, and 4 weeks blood will be sampled to monitor specific immunoglobulin titers to HAV. Study population: 90 people with clinically proven asthma, who are not carrier of hepatitis A, B or C and have not been vaccinated against hepatitis A in the past. Also, these participants do not have any other immune-related pathology Main study parameters/endpoints: primary: Specific anti-HAV antibody titers after vaccination; secondary: Phagocytic capacity of neutrophils; NK-cell activity; Th1 and Th2 cytokine production profiles by PHA stimulated PMBCs. Nature and extent of the burden and risks associated with participation, benefit and group relatedness: During the study, 9 blood samples (each 20 or 50 mL) will be taken. Total time investment for the subjects will be 160 min. Occasionally, a heamatoma or bruise can occur during venipuncture. After the vaccination a heamatoma or a sore arm can occur. These side effects should disappear within 4-5 days. Other common side effects related to the vaccination are headache, loss of appetite, and fatigue, which usually will disappear within 24 hours. The results of this study will show whether consumption of plant stanol enriched yogurts is able to restore the disturbed th1/Th2 balance in asthma patients. Ultimately, this is expected to reduce asthmatic exacerbations, as the Th2 dominant immune response seems causal to asthmatic symptoms, however these clinical improvements are not verified in this relatively short term intervention study.