1 tell your doctor if you are pregnant, especially if you are in the last few months of your pregnancy, or you plan to become pregnant. If you become pregnant while taking ketorolac, call your doctor.  talk to your doctor about the risks and benefits of taking ketorolac if you are 65 years of age or older.
Protozoan, organism, usually single-celled and heterotrophic (using organic carbon as a source of energy), belonging to any of the major lineages of protists and, like most protists, typically microscopic. All protozoans are eukaryotes and therefore possess a âtrue,â or membrane-bound, nucleus.
proÂ·tist. Any of a large variety of usually one-celled organisms, including the protozoans, most algae, and the slime molds. Protists are eukaryotes (that is, they have cell nuclei) and live in water or in watery tissues of organisms. They are grouped as a separate kingdom in taxonomy. Also called protoctist.