Erythromycin ointment is mainly used to treat diseases caused by bacterial infections. Candida belongs to a kind of fungus, and antifungal drugs are chosen to treat skin diseases caused by Candida, such as ringworm or nail fungus caused by Candida, which can be treated with antifungal lilapamide, bifenazole, terbinafine, ketoconazole cream, etc. Severe cases also need to be treated with oral antifungal medications, such as nail fungal disease needs to be treated with oral antifungal medications. Erythromycin has no therapeutic effect on Candida. When a fungal infection occurs in the skin, you must go to a regular hospital to perform fungal microscopy and fungal culture in order to clarify the strain and determine whether it is caused by Candida infection. It is recommended that if you suspect a fungal infection to seek medical attention and then follow the doctor’s instructions, do not self-medicate.