I'm a first-time mom and my baby 9 days old. He is such a good sleeper and sweet little boy. My milk hasn't fully come in all the way and he does great on breastmilk but I've had to supplement with formula and he gets so colicky, gassy and just screams his head off when he hff as formula. He worse and worse every day. I have tried a couple different formulas along with a lactose-free formula with no improvement. I've also tried gas relief drops. But I don't know what else to do. Obviously I'm hoping to exclusively breastfeeding but at the very moment I cant