Effect and Safety of Deep Needling and Shallow Needling for Functional Constipation A Multicenter, Randomized Controlled Trial

摘要

Aupuncture is widely used for functional constipation. Effect of acupuncture might be related to the depth of needling; however, the evidence is limited. This trial aimed to evaluate the effect and safety of deep needling and shallow needling for functional constipation, and to assess if the deep needling and shallow needling are superior to lactulose.