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Potassium Chloride

    Oral Potassium Chloride
    Chlorvescent, Slow K, Span K, Duro K 
    Intravenous Potassium Chloride
    Indicated if PO intake not possible / K⁺ <3.0mmol/L / ECG disturbances
    IV potassium should not be administered at a rate of greater than 10mmol/hour.


    • Composition

    • Dissolving tablets (Chlorvescent) - K⁺ 14mmol
    • Tablets - K⁺ 8mmol
    • IV - K⁺ 20-40mmol in 1L or K⁺ 10mmol in 100mL
    • Pharmacology

    • 10mmol of potassium replacement is expected to increased serum potassium concentration by approximately 1mmol/L.

Clinical Use

    • Indication

    • Hypokalaemia.
    • Adverse Effects

    • Hyperkalaemia
    • Nausea / vomiting / diarrhoea (oral)
    • Thrombophlebitis (IV)
Last updated on August 18th, 2018