2-氯-5,6,7,8-四氢-6-(苯基甲基)-1,6-萘啶 、 哌啶 以2-piperidin-1-yl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride (0.0785 g, 23%) was obtained as a white powder的产率得到2-piperidin-1-yl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride
Described is a method of screening for a drug for the prophylaxis or treatment of cystoceles or enteroceles, comprising increasing an intravesical pressure after bilateral transection of the hypogastric nerve and pudendal nerve of an animal, and measuring a closure response in the urethra, the rectum or the vagina observed at that time.