Provided are combinations comprising terbinafine or a pharmaceutically acceptable salt thereof and a NO source. The combination may be a synergistic combination. Also provided are methods of treating and/or preventing a fungal infection in a subject comprising administering terbinafine or a pharmaceutically acceptable salt thereof to the subject and administering a NO source to the subject, thereby treating and/or preventing the fungal infection in the subject. The dose of terbinafine or a pharmaceutically acceptable salt thereof and the dose of the NO source administered to the subject may achieve a synergistic effect.