I found out that I was actually, for the expensive one, being charged 1,419 dollars for a generic anti-nausea drug that I could buy online for two dollars and forty-nine cents.
알고보니 제일 비싼 청구서에는 인터넷에서는 2불 49센트 밖에  안하는 평범한 멀미약이 병원에서는 1,419불(약 150만원)이나  받더라고요.