the prophylactic and therapeutic effects of a sympathicomimetic drug 1- ( 3,5-dihydroxy-phenyl ) -2- ( [ 1- ( 4-hydroxy-benzyl ) -ethyl ] -amino ) -ethanol-hydrobro mide ( fenoterol hbr , berotec ) and an anticholinergic drug ( 8r ) -8-isorpopyl-3 alpha- [ ( +/- ) -tropoyl-oxy ] -1 alpha h,5 alpha h-tropanium-bromide ( ipratropium bromide , atrovent ) were tested on a series of 13 boxer dogs , exposed to allergen challenge .
C0700580
ipratropium
C0591130
atrovent