What to Do If You Swallow A Little Bit of Mouthwash What to Do If You Swallow A Lot of Mouthwash. Mouthwashes and mouth rinses are meant to be spit out, not swallowed, because even natural mouthwash products may contain ingredients that can be poisonous if ingested in large amounts. read more
What to Do If You Swallow A Lot of Mouthwash Swallowing small amounts of mouthwash may leave you feeling a bit queasy or may even cause diarrhea, but these symptoms should pass. However, if your child or someone you know overdoses on mouthwash by drinking and swallowing a large amount, take these steps: Check The Label. Check to see which of these potentially poisonous products the mouthwash contains: fluoride or ethanol. read more