It might be a sensitivity reaction to the propellant...some people have trouble with that. Have you tried Xopenex or one of the other alternative inhalers?
Chronic Lyme, Bart., Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication/Chemical Allergies & Intolerances, Asthma, Gut dysmotility & non-specific inflammation, UCTD, Osteoporosis, etc.; G-Tube
Meds: Ceftin, Singulair, Claritin, Domperidone, Milk Thistle, homeopathy, probiotics, etc.