I get significant postural orthostatic postural hyptention, specially in the morning from 9.0 am after breakfast to about lunch time. I am taking the following medications.Metaprolal 25mg bid, amlodopine 5.0 mg pm, flow max 0.4mg pm., Potassium Citrate 8Mq bid, Primidon 50mg am, Levothroxine 75mcg qd, coumedin 6mg qd, plevix 75mg qd, Asprin 81mg qd. I am using elastic stockings 20-25 pressure and drinking about 80-90 oz of water a day.I have tried every thing without much improvement. Can you help/