The present invention provides the aqueous acidic preparations being suitable in the one pharmaceutically preparation process of the peptide formulations of acceptable fluorocarbon connection, which aqueous formulation include the first fluorocarbon connection peptide wherein: the peptide bond of fluorocarbon is that at least 20 amino acid residues are long, including at least 50% hydrophobic amino acid residues and have more than or equal to 7 isoelectric point The peptide of fluorocarbon connection is present in micella.