Oseltamivir can be used in children one year of age and older, and there is no clear evidence to suggest that it affects a child’s growth and development. Oseltamivir is an oral antiviral that can be used in adults and children. In children, it may be indicated for the treatment of influenza A and B in persons one year of age and older, and for the prevention of influenza A and B in persons 13 years of age and older. The drug may cause adverse reactions such as nausea, vomiting and pain, but there is no clear evidence that it affects growth and development in children. Children with fever, cough, muscle aches and pains should seek medical advice from the doctor and do not self-medicate. Contraindicated in allergic persons, not recommended for use in children under one year of age. If any adverse reaction occurs after the use of the drug should be promptly discontinued and seek medical attention. In addition, if the growth and development of the child is abnormal, it is also necessary to go to the hospital in time to identify the cause of the disease.