Itchy ear piercing generally refers to itchy outer ear canal. Clinically speaking, itchy ear piercing mainly has the following diseases: First, there is eczema infection inside the ear piercing, and most of this itchy condition has the manifestation of flowing yellow water. This kind of patients may be allergic. It may be that the patient has eaten food or fruits that are easy to be allergic to, or has contact with things that have allergies, which induces eczema inside the ear. The patient may feel stuffy and blocked in the ear. Clinically, you can usually apply anti-allergy ointment topically and take antihistamine orally, and if possible, we recommend blood sampling for allergens to see what you are allergic to. Secondly, itchy ear piercing may be due to fungal infection inside the ear piercing. This condition may be a result of the patient’s long-term application of ear drops, such as antibiotic ear drops, causing a secondary infection in the ear. Some patients may also have low body resistance and have fungal infections in the whole body caused by long-term intravenous infusion of antibiotics, and such patients may also have foot infection infection. Individual patients who have particularly heavy symptoms, short-term oral antifungal drugs for consolidation treatment.