Synergism between Lephedrine and acetylcholine on the bronchial tonus of the guinea-pig.
D000109:Acetylcholine; D001980:Bronchi; D004809:Ephedrine; D006168:Guinea Pigs; D006801:Humans
D004809:Ephedrine; D000109:Acetylcholine
ACETYLCHOLINE; BRONCHUS; EPHEDRINE