早期曾叙述一氧化氮（NO）对血管、支气管和胆管等所有平滑肌有松弛作用，但使用可供给NO的硝酸甘油洽疗胆绞痛尚未被人们所公认。本文报道用硝酸甘油有效地治疗胆绞痛3例。例1为25岁女性，既往健康。患者有向左肩肿部放射的右季肋部剧烈疼痛，并伴有呕吐和坐立不安。们诊右季 Earlier, it was described that nitric oxide (NO) has a relaxing effect on all smooth muscle such as blood vessels, bronchus and bile duct. However, the use of nitric glycerides which supply nitric oxide to treat biliary colic has not been recognized. This article reports the effective treatment of 3 cases of biliary colic with nitroglycerin. Example 1 is a 25-year-old woman who was previously healthy. The patient had severe pain in the right quarter of the ribs that radiates to the left shoulder and throat, accompanied by vomiting and restlessness. Consult the right quarter