[GRT2111] - Midterm Exam Guide - Everything you need to know! (16 pages long)
Document Summary
Can occur whenever someone takes more than one drug. May take more than one drug for multiple reasons: more than one disorder, multiple drugs for one disorder, otc medications, supplements, or found in food. A drug is anything that has an active compound. Increased adverse effects or therapeutic affects: reduction of effects. Adverse or therapeutic: creation of a unique response. Drugs interact by four mechanisms: chemical or physical interaction, pharmacokinetic interactions. Altered absorption, distribution, renal excretion, metabolism: pharmacodynamics interactions. Risk for interaction is dependent on number of drugs taken. Can lead to nutrient imbalances or interfere with drug efficacy. Adverse effects most likely when: drugs taken over long period of time, several drugs are taken, nutrition status is poor, elderly are most vulnerable. Drugs can alter food intake: affect appetite, make eating difficult or unpleasant. Lead to weight loss or malnutrition: stimulate appetite.