#AskTheExpert my baby is now 4 months pls n weights 5.8 kgs his birth weight was 2.72 kgs. He was gaining adequate weight until he turned 3 months. He was breast fed n Nan pro fed in initial 30 days then only breast fed. He had v bad loose stools, diaper rashes n v v colic later got to know he is CMPA n put on breast feeding and Allimentum. But he is still not gaining weight n now from last 3-4 days not demanding feed at all and is v sleepy. Pls pls help me with a good formula. One says we should give isomil other says no