Pharmaceutical and sanitary products and preparations for medicine, for human and animal health; medicine; clinical medical reagents; synthetic peptides for pharmaceutical use; pharmaceutical preparations for marking tissue by injection in surgery and internal medicine; chemicals for medical purposes for marking tissue by injection in surgery and internal medicine; injectable pharmaceutical solutions for use as a marker during surgical procedures; drug administration agents in the form of vials filled with injectable pharmaceutical solutions facilitating the administration of pharmaceutical preparations; pre-filled syringes for medical and clinical use, sold filled with injectable pharmaceutical solutions for marking tissues by injection application in surgery and internal medicine; injectable pharmaceutical solutions for marking tissues during exploratory procedures in endoscopy, gynecology, urology, gastroenterology and medical imaging; diagnostic pharmaceutical preparations in injectable solution allowing the fluorescence of blood and lymphatic vessels using medical devices using near infrared during digestive, hepatic, oncological and ophthalmic diagnostic surgeries; indocyanine green for medical and pharmaceutical use