My Son Is 10.has Asthma.never Had An Attack.only Tired On

My son is 10.has asthma.never had an attack.only tired on the sports field. Having fox air n asthavent plus nasal spray.has allergies.gav him some ibugesic for headache.and after 2 hrs his face eyes were puffy.dr says it's allergic rhinitis.treating with cortisone Allergex syrup n singular. Had headache again n gav ibugesic!! He looks puffy again.??? I feel it's the ibugesic.