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维生素K(VK)在临床上主要用于预防和治疗VK缺乏所引起的出血。自70年代初发现该药对家兔离体肠肌有解痉的作用后,遂引起临床广泛注
Vitamin K (VK) is mainly used clinically to prevent and treat bleeding caused by VK deficiency. Since the early 1970s, it was found that the drug had an antispasmodic effect on isolated intestinal muscle in rabbits, which caused widespread clinical attention