ExoticRx · exoticrx.com/drugs/tetracaine-ophthalmic
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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A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | Ophthalmic | 0 mg/kg | 1-2 drops; onset 30 sec, duration 15-30 min | Strong | Gelatt KN, Veterinary Ophthalmology, 6th Ed |
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