1) Antimalarial 2) Flagyl 3) Metronidazole 1) Antiprotozoal drug 2) Medicament 3) Medication 4) Medicinal drug 5) Medicine 
(an″te-) (an″ti-pro-tә-zo´әl) destroying protozoa or checking their growth or reproduction. antiprotozoal agent.
Antiprotozoal: Something that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of medical importance include Plasmodium (the cause of malaria); Entamoeba histolytica (the cause of amebiasis, amebic dysentery) and Trichomonas vaginalis (a cause of vaginal infection); and Pneumocystis carinii (a common cause ...
[n] - a medicinal drug used to fight diseases (like malaria) that are caused by protozoa
antiprotozoal drug noun a medicinal drug used to fight diseases (like malaria) that are caused by protozoa