Potassium chloride

Potassium chloride is the generic name for which brand-name drug? A. Microzide B. Klor-Con C. Kayexalate D. Effer-K

B. Klor-Con

Which of the following are FDA-approved or common indications for potassium chloride? A. Hypernatremia B. Hypokalemia and prophylaxis of hypokalemia C. Hyperkalemia D. Acute kidney injury

B. Hypokalemia and prophylaxis of hypokalemia

Which dosage forms and strengths are available for potassium chloride? A. Oral tablet (extended release): 8 mEq, 10 mEq, 15 mEq, 20 mEq; oral capsule (extended release): 8 mEq, 10 mEq; powder for oral solution: 20 mEq; oral solution: 20 mEq/15 mL, 40 mEq/15 mL B. Sublingual tablet: 0.4 mg only C. Transdermal patch: 10 mEq/hr D. Oral tablet (immediate release): 5 mEq only

A. Oral tablet (extended release): 8 mEq, 10 mEq, 15 mEq, 20 mEq; oral capsule (extended release): 8 mEq, 10 mEq; powder for oral solution: 20 mEq; oral solution: 20 mEq/15 mL, 40 mEq/15 mL

What is the mechanism of action of potassium chloride? A. Loop diuretic that increases potassium excretion B. Aldosterone receptor antagonist C. Provides potassium for maintenance of excitatory properties of neuromuscular tissues D. Sodium channel blocker

C. Provides potassium for maintenance of excitatory properties of neuromuscular tissues

How should potassium chloride be used in patients with renal impairment? A. No dose adjustment required B. Reduce dose by 50% C. Use only if serum creatinine is normal D. Should not be used in renal failure

D. Should not be used in renal failure

Which of the following are contraindications to potassium chloride therapy? (Select ALL that apply) A. Hypersensitivity B. Renal failure C. Hyperkalemia D. Addison’s disease E. Controlled hypertension

A, B, C, D

Which counseling points are MOST appropriate for a patient taking oral potassium chloride? (Select ALL that apply) A. Take with food B. Crush all extended-release tablets before swallowing C. Crush or break only specifically designed extended-release formulations D. Sprinkle capsule contents on applesauce if needed E. Lie down immediately after taking the dose

A, C, D

Which of the following are potential adverse effects of potassium chloride? (Select ALL that apply) A. Nausea B. Indigestion C. Flatulence D. ECG changes with hypokalemia or hyperkalemia E. Esophagitis F. Ototoxicity

A, B, C, D, E

Which black box warning applies to potassium chloride? A. Risk of fatal arrhythmias B. Severe hepatotoxicity C. Increased cardiovascular thrombotic risk D. None

D. None