Allergy-like Symptoms Runny Nose and Allergy Medicine in Japan: Antihistamines, Nasal Sprays, and Decongestants Runny Nose and Allergy Medicine in Japan: Antihistamines, Nasal Sprays, and Decongestants 2026.06.02 Allergy-like SymptomsCold & RespiratorySymptoms & Self-Care