My 5 year soon is not been well, since 5 month ago, he had had ears infection and temperature every month, been tired, been under penicillin, he gets better but not well, and during all this time he always have a cold, running nose and post nasal drip, and also he started sweating and waking up at night very confused and frighten, I took several times to the GP and I request a blood sample, they took to check whole white ,red cells and Tirhoydes and kidneys and liver funtcin everything was fi