Evaluation of the Safety and Potential Therapeutic Effects of CB-AC-02 in Patients With Alzheimer's Disease

"Stage1:~① Group1: CB-AC-02 administration on day 0~② Group2: CB-AC-02 administration on day 0 and on week 4 (repeated injection)~Stage2~① Arm1: K-MMSE 20\~26 CB-AC-02 administration on day 0 and on week 4 (repeated injection)~② Arm2: K-MMSE 10\~19 CB-AC-02 administration on day 0 and on week 4 (repeated injection)"

"Stage2:~Placebo administration on day 0 and on week 4 (repeated injection)"