Tetrahydrozoline Ophthalmic for Eye

Medically reviewed by a licensed pharmacist · Last reviewed 6/14/2026

Dose

1-2 drops of 0.05% solution in affected eye(s) up to 4 times daily. Do not use for more than 3 days to avoid rebound redness.

What to watch for

  • Rebound redness
  • Narrow angle glaucoma

Not for children under 6.

Sources

  • FDA OTC Monograph

Where to buy

This page is for general education and is not medical advice. It does not replace a consultation with a licensed pharmacist or your clinician. Always read and follow the product label. If symptoms are severe, worsening, or persistent, seek professional care.