Cat · Felis catus · typical adult weight 2.50–7.00 kg
Atenolol Compounded Oral is dosed at 1–2 mg/kg PO q12h in cats, per Henik RA, Stepien RL, Wenholz LJ, Dolson MK. Efficacy of atenolol as a single antihypertensive agent in hyperthyroid cats. J Feline Med Surg. 2008;10(6):577-582. doi:10.1016/j.jfms.2007.11.008 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.132 (2026-08-01). — Plumb's 10th ed (held) printed p.105, Atenolol monograph spanning p.103-105; page located 2026-08-05 from the book's own running heads, and carries this exact dose under the matching species heading. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. Atenolol Compounded Oral is used in cats for Tachycardia due to hyperthyroidism. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Atenolol Compounded Oral in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Compounded Atenolol
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 1–2 mg/kg | q12h | Lifelong for HCM management | Tachycardia due to hyperthyroidism | Strong | Henik RA, Stepien RL, Wenholz LJ, Dolson MK. Efficacy of atenolol as a single antihypertensive agent in hyperthyroid cats. J Feline Med Surg. 2008;10(6):577-582. doi:10.1016/j.jfms.2007.11.008 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.132 (2026-08-01). — Plumb's 10th ed (held) printed p.105, Atenolol monograph spanning p.103-105; page located 2026-08-05 from the book's own running heads, and carries this exact dose under the matching species heading. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/animal) | Route | Source | As printed |
|---|---|---|---|
| 6.25–12.5 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.85 | 6.25-12.5 mg/cat q12-24h PO (one-quarter or one-half tablet). |
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 0.2–2 | PO | BSAVA Small Animal Formulary, 10th ed — Part A (Canine and Feline)p.51 | ion upwards if necessary. If using the oral liquid doses of 0.2-2 mg/kg p.o. q12h can be used, with gradual titration upwards as necessary. |
| 1–2 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.85 | • 1-2 mg/kg q12h, PO. However, because of tablet size, a common dose is |
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Selective beta-1 adrenergic antagonist that reduces heart rate and contractility. Compounded for precise feline dosing in hypertrophic cardiomyopathy.
Compounded for cats with HCM. Monitor heart rate and blood pressure. Do not discontinue abruptly. Bradycardia and hypotension with overdose.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Atenolol Compounded Oral dose range in cats, with cited source references: PO 1–2 mg/kg q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Atenolol Compounded Oral in cats: PO.
Cited course lengths for Atenolol Compounded Oral in cats include: Lifelong for HCM management. Duration depends on the indication — match it to the specific dose rule in the table above.
Atenolol Compounded Oral is indicated in cats for: Tachycardia due to hyperthyroidism.
These are general warnings for Atenolol Compounded Oral across species; consult the cat dosing table above for species-specific guidance. Compounded for cats with HCM. Monitor heart rate and blood pressure. Do not discontinue abruptly. Bradycardia and hypotension with overdose.
Why a species-specific page? Atenolol Compounded Oral pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — 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.
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.