Safety and Efficacy of FURESTEM-RA Inj. in Patients With Moderate to Severe Rheumatoid Arthritis

"The allogeneic umbilical cord blood-derived mesenchymal stem cells of each dose level as below were mixed into an IV bag containing 100 ml of sterile saline solution and the IV bag was gently massaged to obtain homogeneous mixture of the cell suspension.~Administer the constituted cell suspension by IV infusion to a subject. The infusion should be completed in 60 minutes using infusion pump.~* Dose level 1: 5.0 x 10\^7 cells /body 3 repeated intravenous injection at 4 week intervals~* Dose level 2: 1.0 x 10\^8 cells /body 3 repeated intravenous injection at 4 week intervals"

"sterile saline 3 repeated intravenous injection at 4 week intervals~Placebo were mixed into an IV bag containing 100 ml of sterile saline solution and the IV bag was gently massaged to obtain homogeneous mixture of the cell suspension.~Administer the constituted cell suspension by IV infusion to a subject. The infusion should be completed in 60 minutes using infusion pump."