Firstly, green tea catechins, predominantly EGCg, have potent antioxidant activity and may reduce adverse events associated with pro‑oxidant anticancer agents. Generally, anthracyclins and a platinum agent (cisplatin) are considered to release ROS and cause unique side effects, namely, cardiac toxicity and renal dysfunction, respectively. Green tea catechins have been shown to protect against normal cell damage from ROS. Previously, it was demonstrated that daily intake of green tea tablets containing 474 mg catechins significantly reduced the oxidative Secondly, EGCg has shown the reverse property against multidrug resistance (MDR). Upon exposure to one chemotherapeutic agent in a clinical context, cancer cells may acquire resistance to chemotherapy. Overexpression of efflux transporters, including P‑glycoprotein (P‑gp), multidrug‑resistance‑associated protein 1 and breast cancer resistance protein, has been shown to be a major cause of MDR. Green tea catechins are one type of candidate agent for an effective MDR modulator since they exhibit few side effects and are consumed routinely by a number of people, as a therapeutic aid. A previous study demonstrated that EGCg reversed a doxorubicin‑resistant model of hepatocellular carcinoma by inhibiting P‑gp pump function (23).