Inventors:
Miguel Angel Ondetti - Princeton NJ
Charles Riffkin - Edison NJ
Bernard Rubin - Lawrence Township NJ
Aaron L. Weiss - East Brunswick NJ
Assignee:
E. R. Squibb & Sons, Inc. - Princeton NJ
International Classification:
A61K 3700, C07C10352
Abstract:
A stable composition of the sulfated octapeptide, ##EQU1## having cholecystokinin activity, is obtained by lyophilizing an aqueous solution of the octapeptide and NaCl.