According to the relevant information of the query, it is possible. According to the "Guiding Opinions of General Office of the State Council on Establishing and Improving the Economic Security Mechanism for Employees' Basic Medical Insurance Outpatients", the medical expenses incurred by the insured in designated medical institutions and the expenses incurred by individuals in purchasing drugs, medical devices and medical consumables in designated retail pharmacies can be paid by individuals, so children's medical insurance can be used by parents.