Potassium supplements

Definition

Potassium supplements are oral or intravenous formulations used to prevent or treat low potassium levels in the blood. They help maintain normal cellular function, fluid balance, and nerve signal transmission.

5 Must Know Facts For Your Next Test

1. Hypokalemia is a common indication for potassium supplements.
2. Potassium supplements can cause gastrointestinal irritation; taking them with food helps mitigate this side effect.
3. Intravenous potassium must be administered slowly to avoid hyperkalemia and cardiac complications.
4. The normal range for serum potassium is approximately 3.5 to 5.0 mEq/L.
5. Patients with renal impairment require careful monitoring when on potassium supplements due to the risk of hyperkalemia.

Review Questions

• What are common indications for prescribing potassium supplements?
• Why should intravenous potassium be administered slowly?
• What precautions should be taken when administering potassium supplements to patients with renal impairment?

Related terms

Hyperkalemia: A condition characterized by elevated levels of potassium in the blood, which can lead to cardiac arrhythmias.

Hypokalemia: A condition where there is a deficiency of potassium in the bloodstream, causing muscle weakness and cramping.

Electrolytes: Minerals in body fluids that carry an electric charge and are essential for cellular function and fluid balance.