Comparative efficacy of two anti-bacterial/anti-inflammatory formulations (Auricularum otic powder and Dex-Otic drops) in the medical treatment of otitis externa.

Background: Otitis externa (OE) is a common disorder which can cause severe pain and discomfort with discharge and hearing loss. The majority of topical preparations for OE treatment contain a combination of steroids and antibiotics and are administered as ear drops. Otic powder preparations are less common.