Therefore, the researchers conducted a double-blind study of 203 RA patients who were randomized to tacrolimus 3 mg once daily or mizoribine 50 mg three times daily.

• 因此，研究者们进行了一个双盲研究，203个RA病人随机分为两组，一组服用他克莫司3毫克/天，另一组咪唑立宾50毫克，3次/日。