Research Article

Chinese Herbal Formula Huoxiang Zhengqi for Dampness Pattern in Atopic Dermatitis and Diarrhea-Predominant Irritable Bowel Syndrome: Rationale and Design of a Master Protocol

Table 1

Summary of study populations and intervention.

Trial nameStudy designPopulationInterventionSample size

CHARMRCTAD with dampness patternHXZQ oral liquid vs. placebo218
CHAIRSRCTIBS-D with dampness patternHXZQ oral liquid vs. placebo212
—Observational studyAD with nondampness pattern—460
IBS-D with nondampness pattern110