The replacement time of baby’s pacifier depends on the situation, usually it needs to be replaced once in 1-3 months, and if it is broken, it needs to be replaced in time. Baby’s pacifiers are consumables, long time use can lead to hardening and deterioration of the pacifier, the aging rate can gradually accelerate, so they should be replaced frequently. If it is a liquid silicone teat, it is recommended to replace it once every 2 months; if it is a solid silicone, the material is harder and takes longer to use, so it can be replaced once after 3 months; if it is a latex or rubber teat, it is recommended to replace it once a month. Parents can replace the pacifier according to the nature of the change, such as tugging on the pacifier head, if it can be bounced back without replacement, if the pacifier head does not bounce back, it should be replaced in a timely manner. In addition, if the quality of the pacifier has not decreased, but the pacifier is broken, the mouth of the pacifier is significantly larger or broken by the baby’s teeth, it may choke when eating milk, should be replaced in a timely manner.