Girls, hello everyone! I'm back with another question! It's been two and a…

Girls, hello everyone! I'm back with another question! It's been two and a half months! My son has loose stools, it constantly comes out when he laughs or gets excited or tenses up! And on top of that, we have a sore bottom, all red! I'm applying powder, diaper cream, and Sudocrem, and when we're awake, I take off the diaper, always! We told our pediatrician, they didn't even look at him, they say after 3 months it will pass! But this is not normal, he wakes up at 6 am because he's constipated and everything went wrong, then the whole day we're constipated, he poops