Talk to Pediatrician on Oxygen Level Of High Allergy Level Asthematic Child

my son is suffering from high allergy level which has taken him to asthema slight currently he is havng chest cojection fr which we are giving him brytnel n acefil syrup n myteka tab 5 mg as per doc n nabulizing hom with cling ,atom normal slign we require to evaluate his oxygen level we hav checked it as per pic attached but we believe its high pleae guide abt it