Sedating a toddler while sick
This is called "conscious sedation." Using conscious sedation may allow a child to become more relaxed.
But the child will be able to respond to voices or stimulation and will maintain his or her protective reflexes.
It is only because it is so safe - with millions of uncomplicated anesthetics administered every year - that such problems are considered news at all. Why can't you do the procedure under local anesthesia?
For most young children, it is simply not possible to safely perform a surgical procedure without complete (general) anesthesia.
Promethazine is known as a sedating antihistamine because it enters the brain in significant quantities and causes drowsiness.