The present invention relates to a topical pharmaceutical composition comprising, based on the total weight of the composition: a) from 1.5 wt. % to 5 wt. % of terbinafine or any pharmaceutically acceptable salt thereof; b) from 15 wt. % to 35 wt. % of urea; and c) more than 25 wt. % of water.本發明有關一種局部藥學組成物,以該組成物之總重量為基準,其包含:a)從1.5 wt.%至5 wt.%的特比萘芬(terbinafine),或其之任何藥學可接受鹽類;b)從15 wt.%至35 wt.%的尿素;及c)超過25 wt.%的水。