Allergic coryza, also known as hay fever, is a common condition caused by an allergy to pollen, dust, or pet dander. There are various synonyms for this term, such as seasonal allergies, allergic rhinitis, or allergic sinusitis. Symptoms of allergic coryza include sneezing, runny nose, itchy eyes, and congestion. Treatment options include over-the-counter antihistamines, decongestants, or allergy shots prescribed by a doctor. It is important for individuals with allergic coryza to avoid triggers and keep their environment clean to minimize symptoms. By identifying and managing allergies, individuals can experience relief from symptoms and maintain their quality of life.