A week and a half baby with pinworms, can take general treatment, oral medication, local topical medication and so on. 1. General treatment: this disease must take a combination of prevention and drug treatment, only is expected to completely eradicate pinworms, to prevent infection, need to let the baby wear full-crotch pants, avoid wearing crotchless pants, in order to prevent the child’s hand direct contact with the anus, resulting in repeated infection through the mouth. At the same time, the changed underwear must be repeatedly sterilized with boiled water. 2. Oral drug treatment: you can follow the doctor’s instructions to take bis(hydroxynaphthyl)thiopyrimidines and other drugs for deworming treatment. 3. Local topical medication: wash the perineum and perianal area every night before bedtime, apply pinworm ointment and other medications. If you have a week and a half old baby with pinworms, it is recommended that you consult a doctor and follow the doctor’s instructions for treatment. All of the above drugs should be used under the guidance of a doctor.