火毒入營血証(syndrome/pattern of fire toxin in the nutrient and blood),中醫証候名,屬火毒內攻証類,火毒熾盛,熱入營血証因火毒熾盛,熱入營血所致。臨床以壯熱、煩渴,目赤腫痛,神昏、譫語,或衄血,血色暗紅,或全身泛發紅斑、疱疹、糜爛、潰膿、結痂,或口腔、陰部等局部潰瘍、糜爛,舌質紅絳,舌苔黃,脈滑數,可伴見噁心、嘔吐,關節疼痛,大便秘結,小便黃赤等為特徵的証候。[1]