Is it possible to take sedative herbal medicines with valerian with Madopar?

Good morning, Please help - with the drug Madopar 62.5mg you can take herbal sedatives with valerian - the person suffers from Parkinson's, additional stress caused neurological blockages.. pain in the arms, neck, neck, tension and internal anxiety, lack of sleep. The neurologist did not respond to the signals, we are waiting for rehabilitation and massages. At the same time, we need to help sleep through the nights and help fight anxiety during the day. Thank you for your help.