Introduction
chronic severe functional constipation, cancer pain
Opioids are the cornerstone of cancer pain management,Treatments for OIC often include laxativesTwo randomized clinical trials have indicated that electroacupuncture (EA) was superior to sham electroacupuncture (SA) and noninferior to prucalopride in treating chronic severe functional constipation, with a good safety profile; the effects of EA were maintained even 24 weeks after treatment.