title: Adenosine antagonism, a less desirable characteristic of xanthine asthma drugs?
mesh_terms: D000241:Adenosine / Q000037:antagonists & inhibitors*; D000818:Animals; D001249:Asthma / Q000188:drug therapy*; D006168:Guinea Pigs; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D051379:Mice; D009043:Motor Activity / Q000187:drug effects; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D051381:Rats; D013806:Theophylline / Q000494:pharmacology; D014970:Xanthines / Q000494:pharmacology*
chemical_list: D014970:Xanthines; D013806:Theophylline; C034347:enprofylline; D000241:Adenosine