440
Participants
Start Date
January 1, 2016
Primary Completion Date
December 31, 2018
Study Completion Date
December 31, 2018
ferrous succinate and vitamin C
As experimental group, when patients take the tablets of ferrous succinate, they also take vitamin C at the same time
ferrous succinate
As active comparator, patients take the tablets of ferrous succinate with normal dosage in clinical practice
ferrous succinate
As another active comparator, patients take the tablets of ferrous succinate with double dosage
Hushan Hospital, Shanghai
Huashan Hospital
OTHER