If your baby is age 6 weeks or below, it is especially not recommended. The doctor needs the fever “unhidden” to be able to fully diagnose your baby, since fevers during this early in infancy are critical.
For older babies, it is not recommended to give fever-reducing meds when they only have a low-grade fever. Low-grade fevers help fight off infections.
Give meds during low-grade fevers only if your child is experiencing great discomfort. Below is a temperature guide for different degrees of fever: