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Pharmacology
Question | Answer |
---|---|
What is pharmacology? | the study of drugs and their origin, nature, properties, and effects on living organisms |
Classification? | each drug can be categorized under a broad subcategory or subcategories |
How are drugs classified? | by their chemical composition, by how they work, by the disease they treat |
What is generic name? | reflects the chemical name but in shorter form |
What is brand name? | the name the manufacturer uses to market the drug |
What are indications? | the reason for administering a medication or performing a treatment |
What are contra-indications? | a factor that prevents the use of a medication or treatment |
What is a dose? | the amount of drug to be given at one time |
What is mechanism of action? | how a drug works, very technical and geared to the pharmacist |
What are effects? | the desired results of administration of a medication |
What are side effects? | effects that are not desired and can occur in addition to desired effects |
What are the body systems? | skeletal, muscular, circulatory, reproductive, endocrine, digestive, urinary, nervous, lymphatic, respiratory |
What are drugs? | the chemical substance that cause changes, physical or emotional in an individual |
What is medicine? | a drug used to prevent, treat, or cure an illness or pain |
Drugs have 3 qualities to be a medicine, what are they? | effective, safeness, side effects |
Prescription? | written order by the doctor |
Over the counter? | purchased without a prescription |
Analgesics? | relieve pain |
Antihistamines? | help allergies |
Antibiotics? | kill bacteria |
Antacids? | relieve heartburn |
What is sublingual? | medicine that goes under the tongue |
What is oral? | the drug or medicine is swallowed and absorbed through the stomach and intestinal tract |
What is FDA? | food and drug administration |
What is inhalation? | a gas or aerosol inhaled by the patient |
What is injection? | the drug is injected into a muscle mass |
What are other routes of administration? | nasogastric tube, G-tube, peg tube, rectal |
Tablets? | compressed powder shaped into a disk |
Spray? | Ex: nitroglycerin sublingual spray |
liquid/vaporized? | Ex: albuterol by small volume nebulizer |
gel? | substance the patient swallows |
suspension? | drug particles mixed |
fine powder for inhalation? | Ex: albuterol by hand-held metered-dose inhaler |
What are drug forms? | cap (capsule), elix (elixir), gtt (drop), supp(suppository), susp(suspension), tab(tablet) |
What are the four phases of pharmacokinetics? | 1. drug absorption into the bloodstream 2. drug distribution to their site of action 3. drug metabolism by the body 4.drug elimination from the body |
What are the factors influencing metabolism? | liver function, effects of the disease, effects of age, interactions of 2 or more drugs |
What helps with medication metabolism? | the liver |
What are the steps to administering a medication? | obtain the order, confirm the order, select the proper medication, verify form and route, inform patient of order, recheck the medication |