PRIMARY OBJECTIVE Evaluate the Improvement of Nonmotor symptom scale (NMSS) between Pramipexole and Bromocriptine for early Parkinson's disease during 24-week treatment~SECONDARY OBJECTIVE~Evaluate the improvement for Depression which is one of the Nonmotor symptoms~Evaluate the improvement of clinical symptoms between two groups~Evaluate the improvement of Quality of Life between two groups
The purpose of this study is to determine whether pramipexole and bromocriptine are effective in the treatment of non-motor symptoms in Parkinson's Disease.