Suggest Treatment For Recurring Bronchitis, Ear And Throat Infection In An Infant

Hi doctor my son is 9 months old .he has been sick for more than three or four times since he was six months.with bronchitis 3 times .last week he was diagnosed with bronchitis and was prescribed an antibiotics called unasyn 750.2cm on two shots every 24 hours and continued with the same antibiotics but syrup 5c.m every eight hours.as well as a suppository called minophylline every 12 hours and dexaphen syrup and ambroxol drops.any Way he has finished the medicine but not recovered completely .took him to the doc again and was diagnosed with ear and throat infection .he was given another antibiotics called mesporin 1gm divided on four shots every 24 hours .and rhinopro syrup 3cm every 8 hours.the problem is that my son doesn't sleep at all always in pain .has gases and restless all the time for the last five days.he is teething by the way.pls advice if it's aside effect for the medicine.and tell me what to do cuz am going crazy.