my 17 day old is not able to take milk from avent bottle 0 +month one should I try to change nipple size with 1 month one. As he is taking milk from pigeon bottle but in pigeon bottle milk is free flowing

A. Hello my dear parent! You can choose to use the bottle which your baby is comfortable in feeding. There is no hard and fast rule that you should be using only zero months or one months. It is important to just continue feeding your baby well on demand.