The correct way to apply zinc oxide ointment for infants is to follow the doctor’s instructions, to clarify whether there is any allergic reaction, and to avoid contact with the eyes or mouth when applying the ointment. 1. Use as prescribed: zinc oxide ointment has the effect of moisturizing, moisturizing and astringent, such as baby skin acute eczema, dermatitis and other skin diseases, zinc oxide ointment can be used as prescribed by the doctor. And if the acute phase oozing more, or scalp and other hairy places should not be used. If the child has no skin abnormalities, blind use of this drug should be avoided. 2. Make clear whether there is any allergic reaction: before use, parents should dip a cotton swab in a little medicine and apply it on the back of the baby’s ear or neck, and observe whether there are any symptoms of allergic reaction such as skin erythema, papules, itching and so on. 3. Avoid contact with the baby’s eyes or mouth when applying the drug: Parents need to wash their hands before applying the drug, and avoid contact with the baby’s eyes or mouth when applying the drug. Zinc oxide ointment should be used with caution in infants and young children, so use this medicine as prescribed by your doctor due to weighing the pros and cons.