Long-acting pain relieving mixture used after anorectal surgery

Abstract

The invention belongs to the field of medicines, and provides a long-acting pain relieving mixture used after anorectal surgery. The long-acting pain relieving mixture is prepared from methylene blue injection, promethazine hydrochloride injection, lidocaine hydrochloride injection and sodium chloride injection in certain proportion, has a long-acting pain relieving effect after surgery and can also be used for solving local burning pain caused within 3-4 hours. Compared with a conventional local injection long-acting pain relieving mixture, the long-acting pain relieving mixture has the obvious advantages of definite curative effect, long-acting pain relieving and no side effects. The long-acting pain relieving mixture is suitable for infiltrating injection below wound surface mucosae after anorectal surgery such as hemorrhoids, anal fissure, anal fistula and rectocele.

Description

technical field [0001] The invention belongs to the technical field of medicines and relates to local injection of long-acting analgesic medicament, in particular to a long-acting analgesic mixture after anorectal surgery. Background technique [0002] Hemorrhoids include internal hemorrhoids, external hemorrhoids, and mixed hemorrhoids, and are one of the common frequently-occurring diseases in clinic. Local pain in patients after hemorrhoid surgery has been the most concerned issue of anorectal doctors for many years. In recent years, it has been clinically found that the traditional methylene blue plus lidocaine hydrochloride (or bupivacaine) and sodium chloride liquid long-acting analgesic mixture can solve the postoperative pain problem of hemorrhoid patients, and its analgesic effect is as long as 1- 3 weeks. However, the traditional long-acting analgesic mixture is applied locally after hemorrhoid surgery. Due to the side effects of methylene blue, the allergic reac...

AI Technical Summary

Problems solved by technology

However, the traditional long-acting analgesic mixture is applied locally after hemorrhoid surgery. Due to the side effects of methylene blue, the allergic reaction to the oxidative stimulation of the local mucosa and anal canal smooth muscle within 3-4 hours makes most patients feel unbearable pain and burning pain. Obviously, the patient is in pain

[0003] In many years of clinical practice, the inventor found that the traditional local injection of long-acting analgesic mixture after hemorrhoid surgery has certain defects. After clinical hemorrhoid surgery, there is an urgent need to solve the problem of local pain and burning pain within 3-4 hours. So far Haven't seen relevant reports yet