NURS 615 PHARM EXAM 1 MARYVILLE QUESTIONS WITH 100% CORRECT ANSWERS

NURS 615 PHARM EXAM 1 MARYVILLE QUESTIONS WITH 100% CORRECT ANSWERS What factors are associated with clinical judgment when prescribing medications? - Answer️️ -Prescribing a drug is based on a thorough assessment of the patient and the patient's environment. The determination of potential medical and nursing diagnoses, a review of the potential alternative therapies, specific knowledge about the drug chosen, and the disease process it is going to treat, known as patient centered care. The best therapy is usually the least invasive, least expensive, and the least likely to cause adverse reactions What are the criteria for choosing an effective drug? - Answer️️ -Multiple drugs may be able to treat a specific condition. You must consult nationally recognized guidelines for disease management to determine the most effective drug. How does hypoalbuminemia affect the process of prescribing? - Answer️️ - Many drugs that carry an electric charge are bound to albumin in the blood. The distribution of the drug to target tissues may be affected if hypoalbuminemia is present. What is the drug's half-life? - Answer️️ -In clinical practice it takes about four to five times the half-life for a drugs concentration to read steady state after a drug is started, stopped or changed. Hal life is the amount of time for a drug to be half cleared. What is meant by the onset of action, peak of action, duration of action of medications? - Answer️️ -The onset of action is the time between the drug administration and the time that you see the drugs minimum effect. Onset is the first sign of a drugs therapeutic effect. Peak of action is the time of the maximum concentration of the drug in the blood. Duration of action is the onset of action and the metabolism of the drug below the dose needed for an effect. Explain first pass metabolism. - Answer️️ -This occurs when the concentration of the drug is greatly reduced before it reaches the systemic circulation. It is the portion of the drug lost during absorption. Generally, occurs in the liver or gut wall. After a drug is swallowed it is absorbed by the digestive system and enters the hepatic system. It is then carried by the portal vein to the liver before it reaches the rest of the body. The liver metabolizes many drugs to such an extent that only a small portion of the drug reaches the rest of the body. bioavailability of the drug thus is greatly reduced by the liver. Sublingual administration can bypass the first pass system plus it is also faster than