| Description | Comments on work on histamine antagonists and on comparison of effect of anti-histamine on reduction in triple response induced by trauma and in weal and flare response to intra dermal histamine - has no specific information about effect of anti histamine drugs on tuberculin reaction - gives reference to work on dermal antigen-antibody reactions - dose of histamine antagonists may interfere with both fixation of histamine and liberation of histamine from tissues. |