Toenail bleeding may be caused by trauma, onychomycosis, abnormal coagulation function, etc. It can be treated by using hydrogen peroxide, chlorhexidine solution, ferrous sulfate and other medications under the guidance of a doctor. 1. Trauma: if patients often play soccer or wear tight shoes, it may lead to damage to the toenail area, local capillary rupture, causing bleeding symptoms, can be under the guidance of the doctor, through the use of hydrogen peroxide and iodine soak bruised toenails, with anti-inflammatory, antibacterial effect. 2. Nail groin inflammation: the disease is mainly caused by various pathogenic bacteria infection, the main clinical manifestation of local tissue redness, swelling, heat and pain, resulting in bleeding toenails, can be under the guidance of the doctor, the use of chlorohexidine solution, Jinhuang San, amoxicillin and other drugs for treatment. 3. Abnormal coagulation function: the disease is mainly caused by genetic, coagulation factor deficiency, platelet abnormality, post-traumatic hemorrhage and other factors, the patient will appear toenail bleeding, symptomatic treatment can be taken ferrous sulfate to correct anemia; immune diseases caused by the application of prednisone, dexamethasone and other drugs. It is recommended that patients go to the regular hospital in time, under the diagnosis of the doctor, according to the patient’s specific condition, to take targeted treatment.