What causes nose itching?

* Allergies: Allergies to pollen, dust mites, pet dander, and other allergens can cause the nose to itch.

* Infections: Infections such as the common cold, flu, and sinusitis can cause the nose to itch.

* Dry air: Dry air, especially in the winter, can irritate the nose and cause itching.

* Nasal polyps: Nasal polyps are small, non-cancerous growths that can form in the nose and cause itching.

* Deviated septum: A deviated septum is a condition in which the nasal septum, the cartilage and bone that separates the two nostrils, is off-center. It can irritate the nose and cause itching.

* Certain medications: Some medications, such as aspirin, ibuprofen, and decongestants, can cause the nose to itch.

* Other conditions: Other conditions, such as hormonal changes, pregnancy, and thyroid problems, can also cause the nose to itch.