Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «D»:
Drug, antifungal: A drug used to treat fungal infections.
Examples of antifungal drugs include miconazole (MONISTAT) and
clotrimazole (LOTRIMIN, MYCELEX)....
Drug, antihypertensive: As the name clearly implies, a drug aimed at
reducing high blood pressure (hypertension)....
Drug, antimicrobial: A drug used to treat a microbial
The term "antimicrobial" is a general one that refers to a group of
drugs that includes antibiotics, antifungals, antiprotozoals, and
Drug, 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 vagi...
Drug, antithyroid: A drug directed against the thyroid gland. The antithyroid drugs include carbimazole, methimazole, and propylthiouracil (PTU). These drugs are used to treat hyperthyroidism (overactivity of the thyroid gland) in order
to reduce the excessive thyroid activity before surgery and to...
Drug, antiviral: An agent that kills viruses or suppresses
their replication and, hence, inhibits their capability to multiply
For example, amantadine (BRAND name: SYMMETREL) is a synthetic (man-
made) drug that inhibits the multiplication of the influenza A virus
and has therefor...
Drug, generic: The term "generic" has several meanings as regards drugs:
The chemical name of a drug.
A term referring to the chemical makeup of a drug rather than to the advertised brand name under which the drug is sold.
A term referring to any drug marketed under its
chemical name without...
Drug, over-the-counter (OTC)
Drug, over-the-counter (OTC): A drug for which a prescription is not
Drug, prescription: A drug
requiring a prescription, as opposed to an over-the-counter drug, which can be
purchased without one. The word "prescription" comes from the Latin
"praescriptus" compounded from "prae", before + scribere, to write =
to write before....
Drug, sulfa: One of the sulfonamides, the sulfa-related antibiotics which are used to treat bacterial and some fungal infections.
The first sulfa drug was prontosil. It was discovered by the German physician and chemist Gerhard Domagk in 1935. The sulfa family of drugs includes sulfadiazine, sulfam...
Drug, tocolytic: A medication that can inhibit labor, slow down or
halt the contractions of the uterus. Tocolytic agents are widely used today to treat
premature labor and permit pregnancy to proceed and so permit the fetus to gain in size
and maturity before being born....
Drug-induced liver disease
Drug-induced liver disease: Drug-induced liver diseases are diseases
of the liver that are caused by physician-prescribed medications,
over-the-counter medications, vitamins, hormones, herbs, illicit
("recreational") drugs, and environmental toxins.
Many drugs can cause liver diseases. Examples ...
Drug-resistant tuberculosis: See: Tuberculosis, drug-resistant....
Drug-transporter gene: See: Gene, transporter....
Drugs during pregnancy, dangerous
Drugs during pregnancy, dangerous: A teratogen is an agent that can disturb the development of the embryo or fetus. Teratogens halt the pregnancy or produce a congenital malformation (a birth defect). Classes of teratogens include radiation, maternal infections, chemicals, and drugs.
Drugs that are...