24
Participants
Start Date
February 28, 2013
Primary Completion Date
January 31, 2014
Study Completion Date
January 31, 2014
Indigo naturalis ointment
The Indigo naturalis ointment was composed of a 1:10 mixture of Indigo naturalis powder and a vehicle consisting of Vaseline: microcrystalline wax: olive oil (5:6:9 ratio)
Placebo
The placebo was a mixture of blue dye powder (54.8% Indigo carmine aluminum lake \[Blue #32\] and 45.2% Allura Red AC aluminum lake \[Red #40\] powders), Vaseline, microcrystalline wax, and olive oil.
China Medical University Hospital,, Taichung
China Medical University Hospital
OTHER