1, prevention and control of nausea, vomiting during chemotherapy drink a lot of water to facilitate the excretion of chemotherapy drugs; eat, drink slowly, chew slowly, a small number of meals; diet should not be too hot and too hot, avoid contact with strong odors; morning nausea can eat dry cereal, toast or cookies; do not drink carbonated beverages, avoid eating sweet, fried or fatty foods; rest at least 2 hours after eating, but do not lie flat, to the left Wear loose clothing and pants, and take slow and deep breaths when you feel nauseous. 2. Overcome constipation Drink 200ml of plain water after waking up in the morning; eat more fiber-rich food; exercise moderately every day, such as walking and tai chi; go to the toilet regularly; use some medicine if necessary. 3, prevention and treatment of decubitus ulcers “five diligent”: turn over, scrub, change, tidy up and inspect; use protective items, such as sponge rings, air rings, air cushions; keep local skin clean and dry, local massage; apply decubitus ulcer patches for local redness, swelling and rupture; patients who have been bedridden for a long time are prone to muscle atrophy, so they should move their limbs properly, and family members Family members should massage the muscles for the patient; strengthen nutrition and eat foods rich in protein and vitamins. 4. Reduce/relieve pain Record the time of pain occurrence, duration, pain intensity and frequency, only you know how much pain you have, commonly used to express the pain index, 0 for no pain, 10 for what you think is the most painful, you can then use any of the 0-10 kinds of numbers to describe your pain level; state the pain sensation: sharp pain, dull pain, twitching, stable, etc.; say clearly what can reduce pain and what aggravates it; the medications being taken to relieve the pain and their effects; talking with friends and family when the pain occurs, or talking on the phone to distract yourself. 5. Fever Supplement nutrition and water: drink more warm water, light salt water and orange juice and other drinks containing vitamin C and potassium; necessary cooling measures: for high fever, use warm water or 50% alcohol bath, ice cold packs, etc.; strengthen temperature observation, measure and record at any time. 6, pay attention to rest Strengthen oral care: patients with long-term fever, due to reduced secretion of salivary glands, dry oral mucosa, coupled with decreased resistance, is very easy to cause stomatitis or oral mucosal ulcers. Patients should be helped to rinse their mouths after each meal or clean their mouths with saline. Strengthen skin care: When fever is reduced, patients with high fever tend to sweat profusely, so they should dry their sweat and change their clothes and bed sheets in time to prevent bedsores from arising.