 [ Symptoms ] is there an antidepressant for sleep and anxiety that does not cause difficulty in breathing i have severe asthma  and my lung function has dropped considerably [ Disease ] well ask your doctor because usually they would know best but im on vistaril i take it before bed to make me sleep and in the daytime as needed for anxiety vistaril is sometimes also used as an allergy medication so i would imagine it wouldnt harm your breathing i dont have asthma though