Nails growing in the flesh, also known as ingrown nails, are mainly treated by general treatment, medication, surgery, and some other methods to improve the symptoms. 1. General treatment: If it appears in the toenail area, pay attention to wearing comfortable and loose shoes to avoid the shoes being too tight and compressing the toenail; when trimming the nails, if it hurts the surrounding tissues, pay attention to applying iodine for disinfection in time. 2.Drug treatment: (1) Local medication: potassium permanganate solution can be used to clean and disinfect the local trauma, and then 0.5% neomycin ointment and bacillus peptide ointment can be applied for treatment. (2) Systemic drugs: for local ingrown nails secondary infection, oral antibiotic drugs are also needed for treatment, which can play the role of anti-infection, such as penicillin, cephalosporin and so on. 3. Surgical treatment: mainly simple nail extraction and total or partial resection of toenail, of which simple nail extraction has high recurrence rate and many adverse reactions, so clinically it is mainly based on the treatment of ingrown toenail excision. 4. Other: such as soaking toenail treatment, is to soak the toenail with ingrown toenail in saline, and then apply antibiotic ointment, such as erythromycin ointment, mupirocin ointment, etc.; dental floss drainage method, is the disinfected dental floss inserted into the toenail and the surrounding skin, prompting the toenail and the surrounding skin to separate, draw out the pus secretion, and promote the healing of the wound. Each patient’s condition is different, so the treatment method is also different, you need to choose the appropriate method of treatment under the guidance of a professional doctor.