Administer the medication with a syringe next to the tongue-the correct answer is b: administer the medication with a syringe next to the tongue. using a needleless syringe to give liquid medicine to an infant is often the safest and most effective method. if the nurse directs the medicine toward the side or the back of the mouth, gagging will be reduced while the syringe ensures the right dosis delivery.test-taking tips:associate the words administer liquid medicine in the stem of the question with the words administer and syringe in option 2. also, as you read all of the options, ask yourself: is this appropriate for a nine-month-old? would this assure the baby would get all of the medication?