What is the difference between tetrahydrozoline eye drops and nasal spray?

Stacy Wiegman, PharmD

Pharmacy

The eye drops are tetrahydrozoline 0.05% and are used to treat dry, red, sore and irritated eyes. It is the active ingredient in several over-the-counter eye medications: Redness Reliever Eye Drops, Opti-Clear, Geneye, Visine Original. The nasal spray is tetrahydrozoline 0.1% and used for treatment of sinus congestion. It is the active ingredient in the prescription brand name drug Tyzine.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.