5 Pharmaceutical preparations for preventing infection during tissue regeneration of breast, thoracic, digestive, pelvic, plastic surgery and for human tissue repair, regeneration or strengthening; biological and surgical implants derived from living tissue, namely, skin tissue, acellular dermal matrix and resorbing biopolymer intended for subsequent implantation; biological skin tissue implants intended for breast, thoracic, digestive, pelvic and plastic surgery; biological skin tissue implants intended for human tissue repair, regeneration or strengthening; acellular matrices in the nature of biological skin tissue used as implants intended for surgery; biological skin tissue matrices for human tissue repair, regeneration or strengthening