Acepromazine Overdose Dog. Signs of an overdose include severely lowered blood pressure (hypotension), pale gums, excessive sleepiness, arrhythmic heartbeat (bradycardia), and seizure. It is possible to overdose on acepromazine.

Most acepromazine poisonings occur in curious children or when people unintentionally mistake it for their own medication. Dosage for dogs aceproject for dogs is available in tablets (5mg, 10mg, 25mg) and injectable form (10ml/mg). Typical acepromazine oral dosage is 1 to 3 mg/kg (0.5 to 1.5 mg per pound) and injectable dosage is 0.02 to 0.2 mg/kg (0.01 to 0.1 mg per pound).