五虎汤的止咳平喘作用

Antitussive and Antiasthmatic Action of Wu Hu Tang

摘要: 五虎汤水提物明显延长小鼠二氧化硫引咳的潜伏期，减少氨水引咳次数，促进小鼠气管、支气管对酚红的排泄，并显著延长组胺、乙酰胆碱混合液诱导豚鼠哮喘发作的潜伏期，体外试验中，五虎汤剂量依赖性解除组胺或乙酰胆碱所致豚鼠气管平滑肌痉挛，提示五虎汤具有止咳、平喘作用

Abstract: The aqueous extract of Wu Hu Tang(WHT) markedly prolonged the latent period of cough induced by sulfur dioxide, decreased the cough frequency induced by ammonia liquor and increased the secretion of phenol red from the airway in mice. WHT prevented his