Drug Dosage Route of Administration
Morphine 0.2–0.4 q 4–6h IM
Methadone 0.3–0.6 q 4h IM
Hydromorphone 0.025–0.1 q 4–6h IM, IV
Fentanyl Bolus 1–3 μg/kg + CRI 2–3
μg/kg/h IV
Butorphanol 0.2–0.4 q 1–2h IM, IV
Buprenorphine 0.02–0.04 q 4–8h IM, IV, TM
Meloxicam OFF-LABEL
Acute: 0.3 mg/kg SC once or
up to 0.2 mg/kg SC once
then 0.05 mg/kg PO q 24 hr
up to 4 d
Chronic: 0.1 mg/kg PO once
then 0.05 mg/kg PO q 24 hr
PRN Acute: SC, PO
Chronic: PO
Robenacoxib 2 mg/kg SC once then 1
mg/kg PO q 24 hr up to 3 d SC, PO
Carprofen 2 to 4 mg/kg once only SC, IV
Procaine 0.5–1% Up to 6 mg/kg Local
Prilocaine Up to 4 mg/kg Local
Lidocaine 1–2% Up to 6 mg/kg Local
Bupivacaine 0.25–0.75% Up to 1.5 mg/kg Local
Tramadol 2-4 mg/kg q 6-8 hr PO
Gabapentin 5-20 mg/kg q 8-12 hr PO