[The effect of methylxanthine on myocardial excitability].
D000818:Animals; D002110:Caffeine / Q000494:pharmacology; D005260:Female; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects*; D008012:Lidocaine / Q000494:pharmacology; D008297:Male; D010431:Pentoxifylline / Q000494:pharmacology; D014970:Xanthines / Q000494:pharmacology*
D014970:Xanthines; C008514:methylxanthine; D002110:Caffeine; D008012:Lidocaine; D010431:Pentoxifylline
Uticaj metilksantina na ekscitabiln ost miokarda.