Ciclopirox is a drug from the antifungal group. Chemically, the drug is a derivative of pyridone. Ciclopirox is a drug with a broad spectrum of activity. It is therefore effective against a wide range of pathogenic fungi. It is applied locally in the form of ointments or suppositories. It is also used as a salt in the form of ciclopiroxolamine. In addition, ciclopirox is used as an active component in medicinal shampoos.