Inclusion Criteria:  STADIUM I, II, or III (Kline classification) without infective onychocryptosis (cellulitis) on both edges of the Hallux Susceptible to phenol-alcohol technique with Suppan I modification  Exclusion Criteria:  Platelet Antiplatelet Therapy Oral Anticoagulant Therapy History of congenital or acquired Hemorrhagic Syndrome Alteration in the following parameters (platelet count, prothrombin time, activated thromboplastin time, and plasma fibrinogen)