Multicenter, Phase 4, Single-Arm Clinical Trial to Evaluate Efficacy and Safety of Dymista (Azelastine Hydrochloride and Fluticasone Propionate) Nasal Spray in the Treatment of Allergic Rhinitis in Chinese Adolescents With or Without Ocular Symptoms.
The purpose of this study is to determine if the investigational drug product (study drug), Dymista (azelastine hydrochloride and fluticasone propionate) nasal spray is safe and effective in the treatment of allergic rhinitis in Chinese adolescents with or without ocular symptoms. It is expected that approximately, 100 participants will be enrolled in this study. The study will be performed in approximately 15 clinical study centers in China. Study participants will be asked to complete up to 3 study visits at the study site and a follow-up by telephone. Treatment Assignment: All participants will receive a bottle of Dymista nasal spray and should administer it at a dose of twice daily (one spray per nostril), once in the morning and once in the afternoon, the doses will be approximately 12 hours apart. The liquid medicine is sprayed out in a mist after actuator is pressed. You will administer the trial intervention for 14 (+5) days. Regular study schedule: * Screening visit (Visit 1, Day -7 to 1) * Baseline visit (Visit 2, Day 1) * Visits 3 (End of Trial (EOS), Day 15 (+5)) * Follow-up (Telephone Call, within 14 (+5) days after the last administration of Dymista) The participation may last approximately 29 days to 60 days (depending on extended periods of screening, treatment, and follow-up).
• Male or female Chinese participants aged 12 to 17 years (inclusive) at screening.
• informed consent/assent from participants and from parent(s) or legal guardian(s) in compliance with local requirements.
• Participants must have moderate-to-severe seasonal and/or perennial AR with or without ocular symptoms, defined as rhinitis with one or more of the following being present:
‣ Sleep disturbance
⁃ Impairment of daily activities, leisure, and/or sport
⁃ Impairment of learning or work
⁃ Troublesome symptoms
• Moderate to severe seasonal and/or perennial AR with or without ocular symptoms in whom intranasal antihistamines or glucocorticoid monotherapy is not considered sufficient at the discretion of the Investigator and/or designee.
• Presence of Immunoglobulin E (IgE)-mediated hypersensitivity to one or more aeroallergens present in the current participant environment, confirmed by a positive response to an established standard diagnostic test at the site within the last year (before treatment start). Accepted diagnostic tests include:
‣ Skin prick tests
⁃ Specific IgE tests Diagnosis of hypersensitivity will follow the current clinical practice at study sites.
• Acute allergic rhinitis symptoms at the day of inclusion evidenced by a 12-hour reflective TNSS ≥8 out of 12.
• General good health and free of any disease or concomitant treatment that may increase the risk associated with study participation or investigational product administration or could interfere with the interpretation of the study results as determined by the Investigator or the Sponsor's medical officer. When in doubt, the Investigator should confer with the Sponsor's medical monitor or designee to determine eligibility for the study.
• Negative pregnancy test in females with childbearing potential.
• Ability to understand and follow the instructions for using Dymista nasal spray according to the participant information leaflet.
• Willingness to complete and return the Patient Diary and comply with the study requirements.