Active ingredient
Tetrahydrozoline Hydrochloride
10 medications authorised for sale in Canada contain Tetrahydrozoline Hydrochloride.
How it is classified
- Sensory organs
The anatomical main group records the body system a medicine acts on. It is not a statement of what this ingredient treats, and nothing on this page is.
Products containing Tetrahydrozoline Hydrochloride
- 8-SYMPTOM Relief
- Advanced Relief Eye Drops
- Allergy Eye Drops
- Clear Eyes Triple Action Relief
- Original Eye Drops
- Red Eye Triple Action
- Red Eye Workplace
- Visine for Allergy 3 Symptom Relief
- Visine Multi-Symptom
- Visine Original
Strengths and forms differ between these products — check them against your own. Containing the same active ingredient does not mean two products can be substituted for each other: whether a substitution is permitted is a provincial decision, and this page does not show it. Ask a pharmacist.
Source: Health Canada — Drug Product Database. Data current as of 2026-08-12. Marketed human products only.