Patents Examined by Zinna Northingtor
  • Pyridine compounds which have useful histamine-H.sub.2 antagonist activity
    Patent number: 4894372
    Abstract: This invention relates to 2-pyridine derivatives substituted in the 4-position with a dialkylamino- or piperidinyl- or pyrrolidinylalkyl group. The compounds have histamine H.sub.2 -antagonist activity.
    Type: Grant
    Filed: April 19, 1988
    Date of Patent: January 16, 1990
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: David G. Cooper, George S. Sach