Medication to treat protozoal infections caused by Babesia.

The present invention relates to pharmaceutical compositions for the treatment and / or prophylaxis of infections protozoal protozoal OF KINOTOPLASTIDA, Apicomplexa, Anaerobic And MICROSPORIDIA, UNDERSTANDING 2 NIL) cyclohexyl OLOGICAMENTE ACCEPTABLE OR OTHER FUNCTIONAL DERIVATIVE THEREOF AS ACTIVE INGREDIENT, AND A METHOD OF TREATING OR PREVENTING INFECTIONS SUCH protozoal in an animal, comprising administering to said animal an effective amount of such a composition.