Substituted aminopyridones having histamine H.sub.2 -receptor blocking activity
 This invention relates to 2-substituted aminopyridone compounds which have histamine H.sub.2 -antagonist activity. 
Smith Kline & French Laboratories Limited
A C A C C
A61P C07D A61P C07D C07D
inventional inventional inventional inventional inventional
Thomas H.
Brown