Effect of Shugan Jianpi Granule () on gut mucosal serotonin-positive cells in patients with irritable bowel syndrome of stagnated Gan-qi attacking Pi syndrome type.

Objective: To evaluate the effect of Shugan Jianpi Granule (, SJG) on the number of gut mucosal serotonin-positive cells (5-HT+C) in patients with irritable bowel syndrome (IBS) of stagnated Gan-qi attacking Pi (SGAP) syndrome type.

Methods: Twenty-four patients were randomized equally into three groups. All were treated with the basic conventional treatment by cognition-behavior therapy with assistance of lactein 3 tablets thrice a day.