I forsøg med hunde efter oral og intravenøs administration, sås påvirkninger af det cardiovaskulære system (svage stigninger af S- T segmentet i EKG [ved oral indgift], og hjertestop hos en hund [ved intravenøs indgift].
In dog studies following oral and intravenous administration, effects on the cardiovascular system (slight elevations of the S-T segment of the ECG [oral], and sinus arrest in one dog [intravenous]) were seen.