Can Dogs Take Too Much Heartgard?
Can Dogs Take Too Much Heartgard? At elevated doses, sensitive dogs showed adverse reactions which included mydriasis, depression, ataxia, tremors, drooling, paresis, recumbency, excitability, stupor, coma and death. HEARTGARD demonstrated no signs of toxicity at 10 times the recommended dose (60 mcg/kg) in sensitive Collies. What if I accidentally gave my dog two NexGard? If