Objective To increase the one-time successful injection rate of BenzathineBenzylpenicillin injection, lighten the pain caused by injection and decrease partial sclerosis.
目的提高长效青霉素的一次性注射成功率，减轻注射时疼痛，减少局部产生硬结。
2
Objective to discuss the methods of reducing the pain of injecting BenzathineBenzylpenicillin, and to improve the quality of intramuscular injection.