title: Clemastine and ketotifen in allergen-induced bronchoconstriction: is the current evidence conflicting?
mesh_terms: D000485:Allergens / Q000008:administration & dosage*; D001986:Bronchial Spasm / Q000503:physiopathology*; D002974:Clemastine / Q000008:administration & dosage*; D006801:Humans; D007665:Ketotifen / Q000008:administration & dosage*; D011759:Pyrrolidines / Q000008:administration & dosage*
chemical_list: D000485:Allergens; D011759:Pyrrolidines; D002974:Clemastine; D007665:Ketotifen