loratidine
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loratidine — n.; see antihistamine … The new mediacal dictionary
antihistamine — an·ti·his·ta·mine .ant i his tə .mēn, .an .tī , mən adj tending to block or counteract the physiological action of histamine <human blood lacks antihistamine activity> antihistamine n any of various compounds that oppose the actions of… … Medical dictionary
antihistamine — n. a drug that inhibits the action of histamine in the body by blocking either of two types of receptors for histamine, H1 or H2. When stimulated by histamine, H1 receptors may produce such allergic reactions as hay fever, pruritus (itching), and … The new mediacal dictionary
