ExoticRx · exoticrx.com/drugs/tetracaine-ophthalmic
US brand names:Pontocaine
Ester-type local anesthetic that blocks nerve conduction by inhibiting sodium channels in sensory nerve endings of the cornea and conjunctiva.
Longer duration than proparacaine (15-30 minutes). More stinging on instillation. Chronic use causes severe corneal toxicity. For diagnostic/procedural use only.
Species references:All Dog (Domestic) drugsAll Rabbit (Domestic) drugs
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| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | Ophthalmic | Longer duration than proparacaine | 1-2 drops; onset 30 sec, duration 15-30 min | Strong | Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1431 (2026-08-01). |
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