Phlegm/breathing

Merilyn
Hello everyone my little girl is 43 days old. I have had 3 occurences where she is sleeping and she wakes up spitting out phlegm. Her nose is stuffed & her mouth is full on a split second her breathing seems yo stop and she starts turning red. Im freaking out sucking everything out of her nose and mouth with a Nosefrida which helps alot, but i am so scared that something may happen to her especially if i would be sleeping. I use a nebulizer to soften the phlem it has been almost 3 weeks. Anyone know when this will stop????? I freak out more and more each time 😢😢😢