My Child Is Suffering From Caugh And Cold During 7-8

my child is suffering from caugh and cold during 7-8 days. dr performed tcdc test in which eosinophil 7 unit and lymphocyte is 39. he usually breadth with his mouth with sound coming fromhis mouth. he is 5 years and 6 month old. dr sugest him penidura la 6 every week for two months. i request u to please tell me reason for this medicin and what are the side effects of penidura la 6.