How Much Naproxen Can My Dog Have?
How Much Naproxen Can My Dog Have? With long-term administration, toxicity has been seen in dogs with doses as low as 5-6 mg/kg (2-3 mg/lb). Naproxen: There is no established toxic threshold for pet consumption. However, signs of toxicity have been noted in dogs that have ingested doses of 5 mg/kg (2 mg/lb) of body