Should be in about 1-2 weeks. My baby when he is about 4 months old 2 teeths erupted . So it also depend on individual. Do look out for sign of teething.
haha .. Yea same my baby during his teething period he is also cranky.. And milk intake more or less will decrease too. But after it erupt it will be fine. Be careful if you are latching.. They might bite.. haha
Mum of 2 michelin baby haha