Aspirin

10–20 mg/kg, PO, q 6–8 h

Also anti-inflammatory and antipyretic; enteric coated tablets may decrease the chance of GI upset

Butorphanol

0.1–0.3 mg/kg, SC or IM, q 8–12 h; 0.2–0.4 mg/kg, SC, IM, or IV, q 2–6 h

Carprofen

2–3 mg/kg, PO, q 12 h; 2–4 mg/kg, SC or IV, q 24 h

Potential for GI upset; give with food

Fentanyl

0.005–0.01 mg/kg SC, IM, or IV, q 2 h

Analgesia

Flunixin meglumine

1.1 mg/kg SC, IM, or IV, q 12–24 h

Gabapentin

5–15 mg/kg, PO, q 12 h; dosage can be increased gradually if needed, to as high as 40 mg/kg, PO, q 8–12 h

Ibuprofen

10 mg/kg, PO, q 6–8 h

Potential for GI upset; give with food

Prednisone

0.5–1 mg/kg, PO, q 12–24 h initially, then taper to q 48 h

Anti-inflammatory for treating arthritis

Tramadol

2–4 mg/kg, PO, q 6–24 h