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Pharm. Def. Wk 1
| Term | Definition |
|---|---|
| Drug | chemicals that act on living systems at the molecular level |
| Pharmacology | the study of drugs and their effects on living organisms |
| Pharmacodynamics | the study of the action of drugs on living organisms |
| Pharmacokinetics | the study of what the body does to a drug; the measurement of the absorption, distribution, metabolism, and excretion of drug from the body |
| Brand (trade) name | the manufacturer’s name, written with the first letter capitalized (e.g., Valium, Vazepam, Tylenol) |
| Generic name | name for the chemical makeup of a drug, written in lowercase, first letter NOT capitalized (e.g., diazepam for Valium or Vazepam, acetaminophen for Tylenol). Generic drugs marketed without brand names are less expensive than brand name drugs |
| Black Box Warning (BBW) | is a warning placed on specific drugs, so everyone understand the serious safety concerns associated with the drug. BBW are typically about potentially fetal, life-threatening, or disabling adverse effects of the medication |
| Chemically Equivalent | when two formulations of a drug meet the chemical and physical standards |
| Biologically equivalent | when two formulations of a drug produce similar concentrations of the drug in the blood and tissues |
| Therapeutically equivalent | when two formulations of a drug prove to have equal therapeutic effects |
| Orphan drugs | drugs developed to specifically treat rare medical conditions |
| Toxicology | the study of the harmful effects of drugs on living tissues |
| Contraindications | medical or physical conditions that make the drug inadvisable |
| Synergism | getting more than the desired effects when taking two drugs (1+1>2) (e.g., oxycodone + acetaminophen = Percocet) |
| qd | once a day (quaque die) |
| bid | twice a day (bis in die) |
| tid | 3 times a day (ter in die) |
| qid | 4 times a day (quarter in die) |
| pc | after meals (post cebum) |
| ac | before meals (ante cebum) |
| po | by mouth (per os) |
| prn | as needed (pro re nata) |
| hs | before bedtime (hora somni) |
| Schedule I | highest abuse potential; no accepted medical use |
| Schedule II | high abuse potential; written Rx, no refills |
| Schedule III | moderate abuse potential; faxed or electronic Rx, no more than five refills in six months |
| Schedule IV | less abuse potential; faxed or electronic Rx, no more than five refills in six months |
| Schedule V | least abuse potential; over the counter |