CNP cyclic peptides and medicines, external preparations and cosmetics containing the cyclic peptides

摘要

The present invention relates to a novel peptide having a fast onset of efficacy and efficacy and having a long maintenance period, a medicament containing the same and an external preparation, especially a preventive or therapeutic agent for dermatitis, skin roughness, rhinitis, alopecia, Itching sedatives, skin care products, and the like. The present invention relates to a pharmaceutical composition comprising a cyclic peptide or a derivative thereof, or a pharmaceutically acceptable salt thereof, having an amino acid sequence represented by Formula I, wherein the amino acid sequence does not have a peptide bond other than the amino acids constituting the amino acid sequence The above object is achieved.