5 Chemical preparations for medical use, namely, for therapeutic and prophylactic treatment of neurological, neuromuscular, neurodegenerative, infectious and cardiovascular diseases, of autoimmune diseases and cancer diseases, of tumours, of allergies, of metabolic diseases, of heritable genetic diseases, and for therapies replacing proteins or enzymes; pharmaceutical preparations, namely, immunostimulants, in particular for human or veterinary medical purposes; pharmaceutical preparations, namely, vaccines, in particular for human or veterinary medical purposes; pharmaceutical preparations, namely, adjuvant immunostimulants; pharmaceuticals and medicaments containing biological macromolecules, in particular for human or veterinary purposes for the treatment of neurological, neuromuscular, neurodegenerative and cardiovascular diseases, for the treatment of infectious diseases, autoimmune diseases and tumours, for treatment of cancers, for treatment of metabolic diseases and for treatment of heritable genetic diseases and for protein or enzyme replacement therapy; gene therapy products, namely, nucleic acid macromolecules for in vivo expression for human or veterinary medical use; Dietetic substances adapted for medical use, in particular substances for food supplements, namely, dietary food supplements; Peptide carrier molecules for association with a biological macromolecule, for medical use, namely, for use in facilitating delivery of a wide range of medicinal substances; Peptidic carrier molecule for preparing a pharmaceutical composition, namely, for medical use as a protein delivery preparation to expedite or improve delivery of a therapeutic macromolecule or prophylactic biological marcomolecule; Peptide carrier molecule, sold in combination with a biological macromolecule for preparing a pharmaceutical composition, namely, for medical use as a protein delivery preparation to expedite or improve delivery of a therapeutic drug or prophylactic drug