IRCT20200209046435N1 IRCT 2020-03-11 Ahvaz University of Medical Sciences The efficacy of Ventolin and Pulmicort and normal saline in treatment of bronchiolitis The comparison of efficacy of nebulized Ventolin and Pulmicort and normal saline in treatment of children under 2 years old with bronchiolitis 2020-04-03 anticipated 100 Complete https://irct.ir/trial/45839 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Patients will be assigned into three groups by simple randomization method. Allocation of patients to the study groups will be done by random-numbers table and using computer, and on this basis patients will be included in one of the three treatment groups before starting intervention. The implementation of the random allocation sequence occurs without knowledge of which patient will receive which treatment, Blinding description: Intervention (receiving normal saline or Ventolin or Pulmicort) and patient evaluation will be carried out by a physician who is aware of treatment groups. The patients parents and statistical analyzer will not know about patient grouping. 3 Bronchiolitis. Intervention 1: Intervention group: Ventolin nebulizer (Salbutamol) 0.15 mg/kg every 4 hours will be administered by nebulizer. Intervention 2: Intervention group: Budesonide (Pulmicort) 125 mg 2 twice a day (morning and evening) will be administered. Intervention 3: Control group: normal saline nebulizer (3 ml normal saline 0.9%) every 4 hours will be administered. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no more information.