ExoticRx · exoticrx.com/drugs/tamsulosin
US brand names:Flomax
Tamsulosin is dosed at 0.1–0.5 mg per dog PO q24h in dogs, per Plumb's Veterinary Drug Handbook, 9th Ed. Verify against current literature before clinical use.
Selective alpha-1A adrenergic antagonist targeting receptors in prostate and bladder neck smooth muscle. Uroselective with less vascular effects.
Limited veterinary data. More uroselective than prazosin (less hypotension). May facilitate ureteral stone passage. GI upset possible.
Species references:All Dog (Domestic) drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
A dog/cat sample is shown here. Cited dosing for all 1 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) | PO | 0.1–0.5 mg per dog | q24h | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.