Piperazine hydrate / Ultraguard / Hartz PIPERAZINE CategoryAntihelminth drugActionGABA agonist, inhibition of Ach reversibilityIndicationAgainst ascaridsDoseDog- 100-200 mg/kg P/O (ascarids Parasites) Cat- 100-200mg/kg Cattle-110-300mg/kg Poultry-32 mg/kg ContraindicationsLiver disease, impaired renal function, epilepsy administer orally at night no fluid after feedingAdverse EffectsJoint pain, Vision blurring, AvailabilityPiperazine hexahydrate solution 300 mL, Ultraguard RID worm for cats, HARTZ-paste against round worm DOSE CALCULATOR