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Pharmacology Definitions

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Question
Answer
Ampule   small sealed glass container that holds a single dose of parenteral solution in a sterile condition  
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Analgesic   drug that relieves pain without causing a loss of consciousness  
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Anaphylaxis   condition of shock caused by hypersensitivity to a drug or other substance that results in life-threatening respiratory distress and vascular collapse  
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Anesthetic   drug that produces a loss of feeling or sensation  
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Angina Pectoris   severe constricting pain in the chest, often radiating to the shoulder and down the arm, caused by ischemia (obstruction of blood supply) of the heart muscle usually caused by coronary disease  
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Anticholinergic   drug that blocks the passage of impulses through the parasympathetic nerves  
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Arrhythmia   any variation from the normal rhythm of the heartbeat  
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Atherosclerosis   condition in which thickening of the wall of a blood vessel occurs caused by the deposit of plaque (atheroma)  
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Bolus   concentrated mass of pharmaceutical preparation  
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Bronchodilator   drug that causes expansion of the lumina of the air passages of the lungs  
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Coagulation   process of clot formation  
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Contraindication   any condition that renders the administration of some drug or some particular line of treatment improper or undesirable  
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Diabetes Mellitus   primarily a disorder of carbohydrate, protein, and fat metabolism secondary to insufficient secretion of insulin or insulin resistance  
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Diabetic Gastroparesis   form of nerve damage that affects the stomach; food does not move through the stomach in a normal way, resulting in vomiting, nausea, or bloating  
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Diuretic   drug that promotes the excretion of urine  
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Drug   any substance that, when taken into a living organism, may modify one or more of its functions  
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Edema   presence of abnormally large amounts of fluid in the tissues of the body  
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Extravasation   discharge or escape of fluid from a vessel into the surrounding tissue that can cause localized vasoconstriction, resulting in sloughing of tissue and tissue necrosis if not reversed with an antidote  
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Gastroesophageal Reflux Disease (GERD)   inflammation of the lower esophagus from regurgitation of acid gastric contents; symptoms include heartburn  
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Generic Name   drug name that is usually descriptive of its chemical structure but is not protected as is a trademark  
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Hematoma   localized collection of blood in the tissue wall resulting from a break in the wall of the blood vessel  
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Hyperlipidemia   elevations of plasma lipid concentration  
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Hypertension   persistently high arterial blood pressure, usually exceeding 140 mm Hg systolic and 90 mm Hg diastolic  
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Idiosyncratic Reaction   unusual response to a drug that is peculiar to the individual  
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Infiltration   diffusion of fluid into a tissue; often used interchangeably with extravasation  
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Intramuscular   within the muscle tissue  
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Intravenous   within a vein  
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Laxative   agent that promotes evacuation of the bowel  
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Metabolic Acidosis   condition resulting from accumulation of acid or depletion of alkaline reserves (bicarbonate in the blood and body tissues)  
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Microorganism   microscopic organism such as a bacterium or a virus that is too small to be seen without a microscope  
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Opioid   any drug, natural or synthetic, that has activity similar to those of morphine  
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Parenteral   not through the gastrointestinal tract but by injection through some other route  
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Peristalsis   waves of contraction that propel contents through the gastrointestinal tract  
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Pharmacokinetics   study of the metabolism and action of drugs with particular emphasis on the time required for absorption, duration of action, distribution in the body, and method of excretion  
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Pharmacist   person who is licensed to prepare and dispense drugs  
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Pharmacology   study of drugs and their origin, nature, properties, and effects on living organisms  
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Physical Dependence   state of adaptation exhibited by a withdrawal syndrome specific to a class of drugs and that may be produced by abrupt cessation, rapid dose reduction, or adminstration of an antagonist  
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Schizophrenia   chronic mental disorder characterized by periods of withdrawn or bizarre behavior  
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Shock   condition characterized by profound hypotension and reduced tissue perfusion  
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Side Effect   consequence other than the one for which a drug is used  
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Subcutaneous   beneath the skin  
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Sublingual   beneath the tongue  
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Therapeutic   pertaining to the art of healing  
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Thromboembolic Disorders   conditions involving the partial or complete obstruction of a blood vessel  
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Tolerance   state of adaptation in response to drug exposure that results in a decrease of one or more of the drug's effects over time  
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Topical   applied to a certain area of the skin and affecting only the area to which it is applied  
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Transdermal   entering through the skin  
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Vasoconstrictor   drug that causes constriction of the blood vessels  
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Vasodilator   drug that causes dilatation of the blood vessels  
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Venipuncture   puncture of a vein  
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Vial   small glass bottle containing multiple doses of a drug  
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