 - Diagnosis of AR: Subjects must have a diagnosis of intermittent allergy rhinitis IAR symptoms are present 4 days a week, or for 4 weeks or persistent allergic rhinitis PER symptoms are present 4 days a week, or for 4 weeks by symptoms, physical signs skin prick test SPT and serum-specific immunoglobulin E IgE test. Subjects must have 2 or more symptoms of AR watery rhinorrhea, nasal obstruction, nasal itching and sneezing, which are also present consecutively or accumulatively more than 1 hour on each day prior to Visit 1, orand concomitant ocular symptoms: ocular itching, red eyes, watery eyes etc. The physical signs includes: nasal mucosa pale, oedema, nasal secretion. Allergic shiner and allergic crease in severity pediatric. A documented positive prick skin test and a positive serum specific IgE test using standardized allergen extract. A positive skin test is defined as a allergen wheal 3 millimeters mm, a histamine 3 mm. Subjects have nasal symptoms described above orand associated with ocular symptoms, as well as the nasal signs and one of laboratory test positive or demonstrate SPT represented a positive response or serum-specific IgE testing represented a positive response within 12 months prior to Visit 1. 