Overusing nasal decongestants leads to rebound nasal mucosal inflammation known as rhinitis medicamentosa or drug-induced rhinitis. Stopping the medication improves the condition. Such nasal decongestants include Oxymetazoline and Phenylephrine nasal sprays.
Rhinitis Medicamentosa - Symptoms, Causes, Diagnosis, and Treatment
Rhinitis medicamentosa is a condition affecting the nose in which there is inflammation of the nasal mucosa due to overuse of nasal decongestants.