No abstract available
MeSH terms
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Acetylcholine / antagonists & inhibitors
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Animals
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Benzopyrans / pharmacology*
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Biological Assay
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Dose-Response Relationship, Drug
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Ethers / pharmacology
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Guinea Pigs
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Histamine H1 Antagonists / pharmacology
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Humans
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Ileum / drug effects
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Muscle Contraction / drug effects
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Phenols / pharmacology
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Prostaglandin Antagonists
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Rats
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SRS-A / antagonists & inhibitors*
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SRS-A / pharmacology
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Serotonin Antagonists
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Species Specificity
Substances
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Benzopyrans
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Ethers
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Histamine H1 Antagonists
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Phenols
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Prostaglandin Antagonists
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SRS-A
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Serotonin Antagonists
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Acetylcholine