The treatment of tinea pedis, also known as tinea pedis, varies according to the type of tinea. 1. The interdigital erosion type can be treated with dry molting skin collected with powdered alum and then applied with 1%-3% clotrimazole cream. 2. The blister type can be treated with compound salicylic acid tincture and 1%-3% clotrimazole cream. 3. The papular scaling type and hyperkeratosis type can be treated with ringworm cream or 1%-3% clotrimazole cream, terbinafine cream, naftifine cream, etc. Those with secondary infections can be treated with antibiotics first and antifungal treatment after controlling the infection. For severe tinea pedis you can consider oral antifungal medications such as terbinafine 250mg/d, itraconazole 200mg/d, or fluconazole 50mg/d for 2-4 weeks.