Patient suffers complete heart block from eye drops: case

The man downed eight packs of tetryzoline hydrochloride (Visine) while suicidal, US doctors report

An elderly US man appears to have entered the medical record books after developing complete heart block from ingesting tetryzoline hydrochloride (Visine) eye drops.

While tetryzoline ingestion is known to cause hypotension and bradycardia, his is believed to be the first reported case of tetryzoline-induced complete heart block, say the doctors from Wayne State University in Michigan, Detroit.

The 76-year-old man ingested eight packs of the eye drops mixed in wine, while suicidal, after reading on