My father is suffering from Parkinson's disease, still not so big change in my fathers conditions, my father showed to doctor, he's neurosurgeon doctor, my father is taking treatment from 5 years ago, when he takes medicine, he normal and quite healthy little but when medicine nearly finished or finished he feel nervous and totally depress, and always something in mind about medicine or mind not work properly, so pls anybody help me to save my father's life for future, now my father he's taking medicine are as follows 1-parkitidin 100 2-entacom plus 150 3-ropark 0.5 4-syndopa CR 250 All these medicines my father took thrice per day, Just syndopa, he takes in night one medicine before sleep, and else all that 3 medicine 3 times.