The main goal of this study is to see how well a nasal spray called OPN-375 (fluticasone propionate) works compared to a placebo when used twice a day by teenagers who have chronic sinus inflammation (chronic rhinosinusitis) without nasal polyps. The study will also check how safe OPN-375 is. This includes watching for any side effects, doing regular nose and eye exams, checking vital signs like ...
This study wants to see if an FDA-approved drug called Clemastine Fumarate and sound therapy can help improve hearing problems in noisy places that some people get as they age called age-related auditory processing disorder.
We want to see how well over-the-counter (OTC) hearing aids work when fitted in different ways like self-fit, online self-fit, or fit by a hearing healthcare provider, compared to prescription hearing aids.