NUR 239 Exam 3 (pharmacology) Questions with complete solutions

Furosemide Correct Answer-- diuretic, loop diuretic - prototype: most commonly used loop diuretic, effective and versatile - action: inhibit sodium and chloride reabsorption in the ascending limb of the loop of Henle, there reabsorption of most filtered sodium occurs -- significant diuresis - use: given alone or in combination of antihypertensive agents to treat hypertension; management of pulmonary edema, heart failure, hepatic/renal disease - AE: fluid and electrolyte imbalance, ototoxicity - contraindication: sensitivity to drug or anuria, allergy to sulfonamides, pregnancy (unless benefits of mother outweigh risk to fetus) - nursing implications: several drug/herbs may decrease effect, assess for decreased edema, decreased dyspnea in HF/pulmonary edema pt - patient teaching: limit sodium intake, routine BP, - diet: potassium rich, low sodium A patient receives IV furosemide 80 mg for symptoms of severe HF. The nurse recognizes that administering the drug slowly by IV push reduces the likelihood of which of the following adverse effects of drug therapy? A. hyponatremia B. hypokalemia C. fluid volume deficit D. ototoxicity Correct Answe