I am 28 years old height 6.4.I was physically wel built but recent 6 month i am feeling weak.Though all my reports are normal,Pysician has suggested me tablet Rudimin,alfa sincal,norelax Mr,predact 4,doxy 100,fusion,lecoxib 200 for 10 days tired of taking medicine..because all this weakness i m feeling very irritated?? kindly suggest