Sometimes, a boil may form in the nostril ... Your healthcare provider can diagnose a pimple inside the nose by performing a physical exam of your nose and asking you questions about your symptoms.

A pimple-like bump or sore inside the nose can sometimes be due to nasal vestibulitis ... Some people may develop a painful, infected boil called a furuncle. If this occurs, a doctor may recommend ...

At best, a pimple inside your nose is an uncomfortable nuisance ... Usually, it’ll look like a hard boil (a.k.a. nasal furuncle) that’s bigger (and angrier) than a typical whitehead.