Gentamicin Sulfate Dosing for Dogs, Cats, Horses, Cattle, Pigs, Calves By Weight
Important Safety Information
Once-daily administration is usually the preferred interval for most species.
Use with caution in animals with renal impairment. Monitor renal function during treatment.
Reference Source
Saunders Handbook of VETERINARY DRUGS, Page 380-382
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Standard Dosage Guidelines
Small Animal Dosage
| Species | Route | Dosage | Frequency |
|---|---|---|---|
| Dogs | SQ, IM, IV | 2-4 mg/kg | q8h |
| Once Daily | 9-14 mg/kg | q24h (preferred) | |
| Cats | SQ, IM, IV | 5-8 mg/kg | q24h (preferred) |
Large Animal Dosage
| Species | Route | Dosage | Frequency |
|---|---|---|---|
| Horses (Adult) | IM, IV | 4-6.6 mg/kg | q24h |
| Horses (Foals <2 weeks) | IM, IV | 12-14 mg/kg | q24h |
| Cattle (Adult) | IM, IV | 5-6 mg/kg | q24h |
| Calves (<2 weeks) | IV, IM | 12-15 mg/kg | q24h |
| Pigs | SQ, IM | 10-15 mg/kg | Once daily |
Additional Information
Pigs: 15 mg/kg for young pigs and 10 mg/kg for older pigs, once daily, SQ or IM.
Colibacillosis, swine dysentery: 1.1-2.2 mg/kg for 3 days in drinking water.