A four and a half year old child can take Pitomod Dispersible Tablets as prescribed. Pitomod dispersible tablets is a kind of immunomodulator, can stimulate the immune response, play a role in strengthening immunity, can be used for cellular immune function inhibition patients, treatment of recurrent upper and lower respiratory tract infections, urinary tract and gynecological infections and other infectious diseases. Adverse reactions such as nausea, vomiting, diarrhea and rash can occur after the use of the drug. The drug should be taken between meals and no interactions with other drugs have been found. The drug is contraindicated in people who are allergic to it. Four and a half year old children who need to take the drug, should be used under the guidance of a doctor, do not self-medication.