Hos et lille antal dyr kan der observeres kendte bivirkninger ved amitraz og dets metabolitter såsom sedation, letargi, CNS- depression, hyperglykæmi, bradykardi og langsom, overfladisk vejrtrækning.
Known side-effects of amitraz and metabolites, such as sedation, lethargy, CNS depression, hyperglycaemia, bradycardia and slow, shallow breathing may be observed in a small number of animals.