hi my dad is 82 yrs old. in Dec he had a problem where in he was unable to eat solid foods and was on semi solids and reached the stage where he would feel like throwing up after taking liquids. He was treated in India and is now fine but he is a diabetic as well so is on Januvia, glycomet and glynase as well as insulin. He has trembling in his right hand which has been there ever since he was diagnosed with diabetes abt 30 yrs back. Doctors have prescribed hin with Syndopa plus 3X a day and amantrel as well as he is on lesuride 3x daily. Of late he seems so weak and frail and has been complaining of lack of sleep despite taking restyl.5 at night and he looks sleepy doped and his eyes look dazed> pls help he was never like this he has good memory and has been active in business till late. R the drugs too much?