The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 1980
Filed:
Sep. 29, 1978
Applicant:
Inventors:
James D Beluzzi, King of Prussia, PA (US);
William H McGregor, Malvern, PA (US);
Larry Stein, Haverford, PA (US);
Assignee:
American Home Products Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
424177 ; 2601 / ;
Abstract
Novel dipeptides of the formula: A--X--Y--B wherein X is D-Tyr or L-Tyr; Y is D-Ala, L-Ala, D-Ser, L-Ser, or Gly; with the proviso that at least one of X and Y is of the D- configuration; A is hydrogen, allyl, or lower alkyl of 1 to 3 carbon atoms; B is --NH.sub.2, --OMe, or --NHNH.sub.2 ; and the pharmacologically acceptable salts thereof, as well as pharmaceutical compositions containing them, and a process for antagonizing the effects of a narcotic analgesic agent in warm blooded animals are disclosed.