通过查阅相关文献，从放血部位耳尖放血、浅表小静脉放血、病灶处或病痛局部放血、病理反应点放血来探讨刺络放血疗法的适应证。 刺血疗法不仅广泛用于治疗急证、实热、瘀血及痛证，亦在慢性、反复发作性疾病中应用，目前在肿瘤病症中运用逐渐拓展。 刺络放血疗法可归结为具有退热、止痛、镇静、降压、降低血黏度、活血、消炎、强心、急救、止痒、抗过敏作用。 总结分析刺络放血疗法的适宜病证，以指导临床更好地应用该疗法。

To summarize and analyze the indications for bloodletting therapy by consulting relevant literature，from the perspective of bleeding sites（ear apex bloodletting，small superficial vein bleeding，local pain bleeding，pathological reaction point bloodletting）.Bloodletting therapy is widely used in the treatment of emergency，excess heat，blood stasis，chronic and recurrent diseases.At present，bloodletting therapy is also used in the treatment of accompanied symptoms of tumor disease.Bloodletting therapy has role in antipyretic，analgesic，sedation，hypotensive，anti-inflammatory，antipruritic and anti-allergic effects.Summarize and analysis of the indications of bloodletting therapy，and be better guide clinical application of this therapy.