Aw, nakakagulat talaga yan lalo na pag suddenly naging ganitong behavior ang baby mo, especially pagod ka na sa pagbabago ng formula, a few of us noticed na ang adjustment sa new milk takes about 3-5 days para makita ang real effect, kaya baka pa rin yan transitioning period at hindi pa fully adjusted si baby. But honestly ang intense na umuunat, namumula ang face, at ang sleep disruption together makes me want to say best to check with your pedia ulit, could be adjustment, could be colic, could be something else, para hindi ka mag-worry pa lalo, kaya touch base with her asap para peace of mind mo na rin.