How do you use phlegm in a sentence?

Phlegm can be used in a sentence in a few different ways. Here are a few examples:

* "I have a lot of phlegm in my throat, so I need to drink some tea to clear it up."

* "The phlegm in his lungs made it difficult for him to breathe."

* "She coughed up a ball of phlegm and felt better."

* "The doctor prescribed her an expectorant to help her get rid of the phlegm."

* "The phlegm was so thick that it was difficult to clear."