I hate that my son is coughing really bad. Bad enough that he gags & usually throws up because of it. He woke up coughing & gagging/throwing up & afterwards he spent 30 minutes crying his head off. Then he finally fell back asleep only to wake up an hour later coughing again. Last night was the second night Ive dealt with this. The ER said its "probably nothing" & the nurse at his Dr. office acted like nothing is wrong either. This is my first child so maybe I am freaking out a little, but I don...