Presented herein are methods for the treatment of oncological disorders by the co-administration of CoQ10 formulations and chemotherapeutic agents and/or surgery. The CoQ10 formulations may be at least one of intravenous, topical, or by inhalation. The chemotherapeutic agents may be at least one of antimetabolites or anthracyclines. Co-administration of the CoQ10 formulations may be prior to, concurrent or substantially concurrent with, intermittent with or subsequent to the administration of the chemotherapy.