A few drops of Visine in someone's drink causes diarrhea.
Some people have heard that slipping someone a "Visine mickey" will give them a bout of sudden, but harmless, diarrhea.
Visine does NOT cause diarrhea. But people have been severely harmed after ingesting Visine as part of a practical joke.
The active ingredient tetrahydrozoline is a vasoconstrictor found in several OTC eye drops (Visine, Murine Tears Plus, etc). Swallowing even small amounts can lead to seizures, cardiovascular collapse, and coma.
Practical advice for a better career, with unlimited access to CE
Pharmacy Technician's Letter includes:
- 12 issues every year, with brief articles about new meds and hot topics
- 120+ CE courses, including the popular CE-in-the-Letter
- Helpful, in-depth Technician Tutorials
- Access to the entire archive
Already a subscriber? Log in
Volume pricing available. Get a quote