Chemotherapy is a very common method of anti-tumor treatment. Chemotherapy may trigger nausea, vomiting and other heavy gastrointestinal reactions, and hiccups are also very common and belong to one of the gastrointestinal reactions. Chemotherapy drugs cause hiccups, application of antiemetic and other drugs can improve the symptoms, such as intramuscular injection or oral metoclopramide tablets, and intramuscular injection of metoclopramide injection, which can improve hiccups. Applying treatment such as sedation and antiemetic with promethazine hydrochloride injection can also improve hiccups, and drinking warm water appropriately can also improve them. If the symptoms of hiccups are heavy and stubborn hiccups, some conventional methods are not effective, you can consider other things, such as injecting acupuncture points, like hitting the foot three li acupuncture point, and injecting gastric regain may be more effective.