abstract |
Disclosed in the present invention is a pharmaceutical composition of a KOR receptor agonist, which comprises 4-amino-N—[N2-[N—[N—[N-((R)-2-phenyl propyl)glycyl]-D-phenylalanyl]-D-leucyl]-D-lysyl]piperidine-4-carboxylic acid or available salts thereof, and an acetate buffer solution. |