Photodynamic therapy (PDT) is a rapidly developing modality of primary and adjuvant anticancer treatment. The main trends today are the search for new effective photodynamic agents and the creation of targeted delivery systems with the function of controlling the release of the agent in the tumor. Recently. the new group of cyanoarylporphyrazine dyes was reported. https://www.roneverhart.com/Lycogel-Breathable-Concealer/