title: Influence of extracellular pH on cardiodepressant activity of narcotics.
mesh_terms: D000818:Animals; D003864:Depression, Chemical; D005260:Female; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects*; D006591:Hexobarbital / Q000494:pharmacology*; D006863:Hydrogen-Ion Concentration; D007649:Ketamine / Q000494:pharmacology*; D008723:Methohexital / Q000494:pharmacology*; D009200:Myocardial Contraction / Q000187:drug effects*; D011410:Propanidid / Q000494:pharmacology*
chemical_list: D007649:Ketamine; D006591:Hexobarbital; D011410:Propanidid; D008723:Methohexital