239
Participants
Start Date
October 31, 2011
Primary Completion Date
June 30, 2015
Study Completion Date
June 30, 2015
Dermatophagoides Farinae Drops Group 1
Dermatophagoides Farinae Drops Group 1 is the group with maintenance dose of 2 drops of grade 5 Dermatophagoides Farinae and 1 drop of placebo.
Dermatophagoides Farinae Drops Group 2
Dermatophagoides Farinae Drops Group 2 is the group with maintenance dose of one drop of grade 5 Dermatophagoides Farinae and 2 drop of placebo.
Dermatophagoides Farinae Drops Group 3
Dermatophagoides Farinae Drops Group 3 is the group with maintenance dose of 3 drops of grade 4 Dermatophagoides Farinae.
Placebo
Placebo Group is the group with maintenance dose of 3 drops of placebo.
Second Affiliated Hospital,School of Medicine,Zhejiang University., Hangzhou
Wolwo Bio-pharmaceutical Co. LTD.
UNKNOWN
Huashan Hospital
OTHER
Xinhua Hospital, Shanghai Jiao Tong University School of Medicine
OTHER
Peking University Third Hospital
OTHER
Tongji Hospital
OTHER
First Affiliated Hospital of Suzhou Medical College
OTHER
Zhejiang University
OTHER