Poliomyelitis once did not know how many small hearts have been injured. Its appearance has caused huge injuries and impacts to patients, and serious cases may even lead to the end of life. Polio vaccine is the most effective and effective way to prevent and eliminate this disease. The most economical way, but not everyone can be vaccinated, so, under what circumstances can not be polio vaccine?

　　1, children with dermatitis, psoriasis, purulent skin disease should not be vaccinated, waiting for the skin to heal Only then can the vaccination.

　　 2. Children with allergies such as asthma, urticaria, and severe eczema with a history of allergies should not be vaccinated (except for the trivalent mixed polio vaccine). Children who are allergic to eggs should not be vaccinated against measles vaccine, leprosy triple vaccine, anti-kangan vaccine, etc.

　　3. Children with body temperature exceeding 37.5℃ and underarm or swollen lymph nodes should not be vaccinated. The cause should be identified and cured before inoculation.

　　 4. Children with severe heart, liver, kidney disease and active tuberculosis should not be vaccinated.

　　5. Children with central nervous system diseases, such as brain dysfunction, epilepsy, cerebral palsy, ischemic hypoxic encephalopathy, high fever convulsions, history of convulsions, encephalitis sequelae and other neurological diseases Children should not be vaccinated (except BCG vaccine and hepatitis B vaccine).

　　 6. Children with severe malnutrition, severe rickets and congenital immunodeficiency should not be vaccinated.

　　 7. If a child has more than 4 bowel movements per day, he must wait 2 weeks after recovery before taking the polio vaccine; children who have recently been given too much immunoglobulin should not be vaccinated against measles within 6 weeks vaccine.

　　8. The child may suffer common colds, mild hypothermia and other general diseases, depending on the situation, the vaccination may be postponed. It is not advisable to vaccinate on an empty stomach.

　　In addition to the above, babies who are repeatedly infected after birth, premature babies, babies weighing less than 5 pounds at birth, artificially fed children, children who are allergic to milk should be used with caution. Gray vaccine to avoid accidents. The above precautions, I hope parents and friends must pay more attention to protect the health of children.