Precautions after hepatocellular carcinoma intervention: 1. Patients who drink alcohol must quit drinking; 2. The food should be soft, easy to digest and light. Patients with cirrhosis are afraid of gastrointestinal bleeding, so they should pay attention to their diet; 4. It is not recommended to take other anti-cancer drugs because some of them will be embolized during interventional treatment. The benefits are greater.