A patient with congestive heart failure will begin therapy with a diuretic medication.The primary care NP orders laboratory tests,which reveal a glomerular filtration rate (GFR)of 25 mL/minute.The initial drug the NP should prescribe is:

Question

Quizplus · Accepted Answer

Thiazides are the most frequently used and the least expensive drugs administered to treat hypertension and are considered first-line treatments.In patients with a GFR less than 30 mL/minute,thiazides are relatively ineffective,with the exception of metolazone.Furosemide may be added as a second-line drug.Potassium-sparing diuretics,such as spironolactone,should be used with great caution or avoided altogether in patients with renal insufficiency.

A Patient with Congestive Heart Failure Will Begin Therapy with a Diuretic