Cat · Felis catus · typical adult weight 2.50–7.00 kg
Insulin Glargine is dosed at 0.25–0.5 IU/kg SC q12h in cats, per Behrend E, Holford A, Lathan P, Rucinsky R, Schulman R. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. J Am Anim Hosp Assoc. 2018;54(1):1-21. doi:10.5326/jaaha-ms-6822; Sparkes AH, Cannon M, Church D, et al. ISFM consensus guidelines on the practical management of diabetes mellitus in cats. J Feline Med Surg. 2015;17(3):235-250. doi:10.1177/1098612x15571880 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.687 (2026-08-01).. Insulin Glargine is used in cats for Diabetes mellitus. Routes documented in cats: SC. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Insulin Glargine in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Lantus, Basaglar
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| SC | 0.25–0.5 IU/kg | q12h | Lifelong (unless diabetic remission); adjust based on glucose curves | Diabetes mellitus | Strong | Behrend E, Holford A, Lathan P, Rucinsky R, Schulman R. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. J Am Anim Hosp Assoc. 2018;54(1):1-21. doi:10.5326/jaaha-ms-6822; Sparkes AH, Cannon M, Church D, et al. ISFM consensus guidelines on the practical management of diabetes mellitus in cats. J Feline Med Surg. 2015;17(3):235-250. doi:10.1177/1098612x15571880 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.687 (2026-08-01). |
Need the exact dose for your patient?
These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Long-acting insulin analogue that forms microprecipitates in subcutaneous tissue, providing slow sustained release with relatively peakless absorption over ~24 hours.
Hypoglycemia risk. Do not dilute or mix with other insulins. Preferred for diabetic cats. Dose based on glucose curves.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Insulin Glargine dose range in cats, with cited source references: SC 0.25–0.5 IU/kg q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Insulin Glargine in cats: SC.
Cited course lengths for Insulin Glargine in cats include: Lifelong (unless diabetic remission); adjust based on glucose curves. Duration depends on the indication — match it to the specific dose rule in the table above.
Insulin Glargine is indicated in cats for: Diabetes mellitus.
These are general warnings for Insulin Glargine across species; consult the cat dosing table above for species-specific guidance. Hypoglycemia risk. Do not dilute or mix with other insulins. Preferred for diabetic cats. Dose based on glucose curves.
Why a species-specific page? Insulin Glargine 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.