Hard bumps on the soles of the feet are particularly itchy, generally considered to be the emergence of tinea pedis, folliculitis and other diseases, need to understand the cause before treatment. 1. Tinea pedis: If the fungus invades the feet and produces tinea pedis, it may lead to the emergence of such symptoms, and generally can use terbinafine hydrochloride, itraconazole and other drugs to avoid aggravation of the infection. 2. Folliculitis: patients with folliculitis hair follicle tissue congestion and edema, may appear such symptoms, generally can use erythromycin ointment, cefixime and other drugs. Usually need to pay attention to personal hygiene on the soles of the feet, the above symptoms are recommended in the hospital dermatology department, the above drugs need to be used under the guidance of a doctor.