Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Timolol is dosed at 1 drop/eye TOPICAL q12h in dogs, per Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1432 (2026-08-01).. Timolol is used in dogs for Glaucoma (adjunctive IOP reduction). Routes documented in dogs: TOPICAL. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Timolol in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Timoptic
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| TOPICAL | 1 drop/eye | q12h | Long-term | Glaucoma (adjunctive IOP reduction) | Moderate | Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1432 (2026-08-01). |
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Non-selective beta-adrenergic antagonist that reduces aqueous humor production by the ciliary body, lowering IOP.
Systemic absorption occurs — avoid in patients with bradycardia, heart block, or asthma. Often combined with dorzolamide for enhanced IOP reduction. Apply q12h. Monitor heart rate.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Timolol dose range in dogs, with cited source references: TOPICAL 1 drop/eye q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Timolol in dogs: TOPICAL.
Cited course lengths for Timolol in dogs include: Long-term. Duration depends on the indication — match it to the specific dose rule in the table above.
Timolol is indicated in dogs for: Glaucoma (adjunctive IOP reduction).
These are general warnings for Timolol across species; consult the dog dosing table above for species-specific guidance. Systemic absorption occurs — avoid in patients with bradycardia, heart block, or asthma. Often combined with dorzolamide for enhanced IOP reduction. Apply q12h. Monitor heart rate.
Why a species-specific page? Timolol pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.