Active clinical trials for "Rhinitis, Allergic, Seasonal"

The purpose of this study is to assess the efficacy and safety of short ragweed pollen allergen extract (MK-3641, SCH 039641, RAGWITEK™) sublingual immunotherapy tablets in children aged 5 to 17 years with ragweed-induced allergic rhinitis/rhinoconjunctivitis with or without asthma. The primary hypothesis of this study is that administration of short ragweed pollen allergen extract sublingual immunotherapy tablets to children 5 to 17 years of age, compared with placebo, will result in a significant reduction in the combination of rhinoconjunctivitis symptoms and medication use over the peak ragweed season (RS).

A single and multiple dose study to assess the safety of JNJ 38224342 compared to placebo in healthy volunteers and in volunteers with seasonal allergies.

The purpose of the study is to determine whether VAK694 when combined with subcutaneous immunotherapy leads to long term immune tolerance to allergen in individuals with seasonal allergic rhinitis.

This clinical research study will evaluate the safety and effectiveness of two doses of an investigational medication (ciclesonide nasal aerosol) for the treatment of subjects with of seasonal allergic rhinitis (SAR). The study will consist of a Screening Period to confirm study eligibility, followed by a Single-Blind Placebo Run-in period to acclimate subjects to the proper use of the study medication and to assess the subject's severity of SAR symptoms, followed by a 2-week double-blind treatment period to assess the safety and effectiveness of the study medication when given to eligible subjects.

The study assess the pharmacodynamic effect and the tolerability of Grazax treatment initiated in the grass pollen season in subjects with seasonal grass pollen induced rhinoconjunctivitis

The purpose of this study was to test the effectiveness and safety of desloratadine (Aerius) syrup in children with hayfever with or without asthma. Patients took desloratadine syrup once a day for 28 days. Once a week, the doctor measured the patient's hayfever symptoms. The doctor also rated how much relief the patient got from treatment and recorded any side effects.

The purpose of this study is to evaluate the effect of as-needed treatment with nasal carbon dioxide in patients with Seasonal Allergic Rhinitis symptoms.

The study objective is to investigate the efficacy of levocetirizine in reducing symptoms associated with seasonal allergic rhinitis and in improving rhinitis-related Quality of Life

MAGNA intends to show that the combination of pseudoephedrine, chlorpheniramine, plus a small amount of belladonna alkaloid is a comprehensive, safe and effective twice daily (BID) drug treatment for seasonal allergic rhinitis (SAR) patients with post-nasal drip (PND). The phase 1 single-dose trial will consist of 21 subjects: 1) to gather pharmacodynamic measurements and blood levels of active ingredients over 12 hours; 2) To report subjective scores by subjects rating efficacy of single dose of STAHIST; 3) To report any side effects or adverse drug reactions and rate the severity of incidence.

Objective of the study is to show, on an exploratory basis, that treatment with SUBLIVAC Birch is also effective compared to treatment with Staloral Birch by means of reduction in allergic symptoms during nasal provocation in subjects suffering from IgE mediated allergic complaints triggered by birch pollen.