abstract |
What is described is an aqueous Y2 receptor-binding peptide formulation for enhanced intranasal delivery of a Y2 receptor-binding peptide, comprising said Y2 receptor-binding peptide, a buffer salt, and having a pH between about 3.0 and about 6.0, wherein said buffer salt comprises a net single ionogenic moiety with a pK a within two pH units of the pH of the formulation. |