<unk>  is a anticholinergics that is FDA approved for the treatment of The treatment of patients with chronic obstructive pulmonary disorder
Should not be given to patients experiencing life threatening episodes
In other words,<unk>  should not be used as a rescue drug
Discontinue the drug if patients appears to suffer from paradoxical bronchospasm or hypersensitivity reactions. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include Headache, Cough, Problems regarding the upper respiratory system, Back Pain.
Revefenacin
Ibuprofen lysine
Flurbiprofen 
Celecoxib
Enoxolone
Fenoprofen
Aceclofenac
Ketoprofen