The present invention relates to macromolecular transition metal complexes, characterized by having the general formula (I), to the process for their preparation, and to bidentate and monodentate macroligands. The invention also refers to pharmaceutical compositions and medicaments containing said macromolecular transition metal complexes, and to the use of said pharmaceutical compositions, medicaments and macromolecular transition metal complexes for cancer therapy and/or cancer prevention, as antitumor agent in solid tumors, liquid tumors and/or metastases and/or as radiosensitizer agents.
