Pacifiers can be given to babies when they can’t adjust to a new environment, when they are teething, and when they are fussing. 1. The baby can not adapt to the new environment: go to a new environment, the baby can not adapt, will not feel safe, will also cry, this time to give the baby a pacifier can let the baby have a sense of security, to reduce the restlessness. 2. Teething: baby in teething gums will itch, you can use the soother properly to prevent the baby biting things, gnawing hands to relieve itchy gums. 3. Alarm sleep: soothers can make the baby quiet, conducive to sleep. It is recommended not to use the soother for a long time, so as not to cause dependence and affect the development of the baby’s mouth and teeth. If the baby is not feeling well, you should consult a regular hospital pediatrician, do not delay so as not to affect the child’s health.