There is no so-called “nemesis” for fungal infections, and it is necessary to choose the appropriate medication depending on the location of the infection, such as ringworm of the feet can use antibacterial creams such as miconazole cream, but if the effect of topical medication is not good, or deep tissue infections may require systemic medication, oral medication or intravenous drug, you need to consult a physician, combined with the condition, to choose the appropriate medication and the route of administration. Consult with your physician to choose the appropriate drug and route of administration, taking into account your condition. Fungus is a class of eukaryotic organisms widely present in nature. According to the different depth and location of invasion of fungi into tissues, it can be classified as superficial fungal disease, subcutaneous fungal disease and systemic fungal disease, and reasonable treatment should be chosen according to the situation. Commonly used topical medications for superficial fungal infections include ketoconazole lotion, selenium disulfide lotion, bifonazole cream, miconazole cream, etc. For example, ringworm of the feet can be treated with miconazole cream, and ringworm of the scalp can be treated with ketoconazole lotion for shampooing the hair, etc. When localized topical medications are not effective, they can be used to treat the fungal infections. When the effect of local topical medicine is not good or systemic fungal disease, systemic use of antifungal drugs such as itraconazole, terbinafine, amphotericin B, mycotoxin, etc., such as intestinal candidiasis can be treated with oral mycotoxin therapy, and nail fungal disease can be treated with itraconazole. Fungal infections should depend on the condition and site of infection to choose the appropriate drugs, the above drugs should be under the guidance of the doctor to comply with medical advice, full course of treatment.