No abstract available
MeSH terms
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Animals
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Aorta
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Atrioventricular Node / physiology
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Chlorpheniramine / pharmacology
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Coronary Circulation / drug effects
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Cyclizine / pharmacology
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Diphenhydramine / pharmacology
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Dose-Response Relationship, Drug
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Electrocardiography
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Guinea Pigs
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Heart / drug effects*
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Heart Block / chemically induced
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Heart Rate / drug effects
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Heart Ventricles / drug effects
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Histamine / administration & dosage
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Histamine / pharmacology
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Histamine H1 Antagonists / pharmacology*
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In Vitro Techniques
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Injections, Intra-Arterial
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Male
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Perfusion
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Promethazine / pharmacology
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Receptors, Drug / drug effects*
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Stimulation, Chemical
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Tripelennamine / pharmacology
Substances
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Histamine H1 Antagonists
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Receptors, Drug
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Tripelennamine
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Chlorpheniramine
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Histamine
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Diphenhydramine
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Promethazine
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Cyclizine