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antidepressant

A drug used to treat depression. … [Read more...]

antidiarrheal

A substance used to treat diarrhea (frequent and watery bowel movements). … [Read more...]

antiemetic

A drug that prevents or reduces nausea and vomiting. … [Read more...]

antiepileptic

A drug or other substance used to prevent or stop seizures or convulsions. Also called anticonvulsant. … [Read more...]

antiestrogen

A substance that keeps cells from making or using estrogen (a hormone that plays a role in female sex characteristics, the menstrual cycle, and pregnancy). … [Read more...]

antifolate

A substance that blocks the activity of folic acid. Antifolates are used to treat cancer. Also called folate antagonist. … [Read more...]

antifungal

A drug that treats infections caused by fungi. … [Read more...]

antigen

Any substance that causes the body to make a specific immune response. … [Read more...]

antigen-presenting cell

A type of immune cell that boosts immune responses by showing antigens on its surface to other cells of the immune system. An antigen-presenting cell is a type … [Read more...]

antigen-presenting cell vaccine

A vaccine made of antigens and antigen-presenting cells (APCs). APCs boost an immune response by presenting antigens on their surfaces to other cells of the … [Read more...]