Carcinogen
/kɑːrˈsɪnədʒən/
A substance, organism, or agent capable of causing cancer.
Cardiotonic
/ˌkɑːrdioʊˈtɒnɪk/
A drug that has a strengthening effect on the heart or that increases cardiac muscle tone.
Catecholamine
/ˌkætəˈkoʊləmiːn/
Naturally occurring amines (epinephrine, norepinephrine, dopamine) that function as hormones or neurotransmitters.
Cathartic
/kəˈθɑːrtɪk/
A substance that accelerates defecation; a strong laxative.
Cation
/ˈkætaɪən/
A positively charged ion.
Chemoprophylaxis
/ˌkiːmoʊproʊfɪˈlæksɪs/
The use of drugs to prevent disease.
Chemotherapy
/ˌkiːmoʊˈθɛrəpi/
The treatment of disease by the use of chemical substances, especially the treatment of cancer.
Cholinergic
/ˌkoʊləˈnɜːrdʒɪk/
Relating to or denoting nerve cells in which acetylcholine acts as a neurotransmitter.
Chronotropic
/ˌkrɒnəˈtrɒpɪk/
Affecting the heart rate (positive increases rate, negative decreases rate).
Clearance
/ˈklɪərəns/
The rate at which a substance is removed from the blood.
Coagulation
/koʊˌæɡjuˈleɪʃən/
The process by which blood changes from a liquid to a gel, forming a blood clot.
Contraindication
/ˌkɒntrəˌɪndɪˈkeɪʃən/
A factor that serves as a reason to withhold a certain medical treatment.
Corticosteroid
/ˌkɔːrtɪkoʊˈstɪərɔɪd/
A class of steroid hormones produced in the adrenal cortex.
Cumulative effect
/ˈkjuːmjələtɪv ɪˈfɛkt/
Repeated administration of a drug producing more pronounced effects than the first dose.
Cyanosis
/ˌsaɪəˈnoʊsɪs/
A bluish discoloration of the skin resulting from poor circulation.
Cycloplegia
/ˌsaɪkloʊˈpliːdʒiə/
Paralysis of the ciliary muscle of the eye.
Cytochrome P450
/ˈsaɪtəkroʊm/
Major enzymes involved in drug metabolism.
Cytostatic
/ˌsaɪtəʊˈstætɪk/
An agent that inhibits or suppresses cell growth and multiplication.
Cytotoxicity
/ˌsaɪtoʊtɒkˈsɪsɪti/
The quality of being toxic to cells.