My 8 year old son was suffering from recurrent deffaecation with blood stains stool. on 19th july 2014 he had stool examination which reveals of occultblood, mucus present ,pus cells 6 -8,rbc 12 -15 .At the same time sonography was normal .Doctor diagnosed prostitis and suggested tablets cefixim, Nitaxonit,penta prazole with domperidone ,reflora kids .my son has another stool examination on 29 july 2014 reveals normal results . But after a week or two again he is facing the same problem blood stains stool with recurrent deffaecation.what should we do ?n suggest