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2005 Edition Report on Drug Administration Procedure & Practices ...

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3.2 Pre-mixed C<strong>on</strong>centrated pre-mixed potassium chloride minibags and Pre-mixedpotassium chloride soluti<strong>on</strong>sAll wards (Both critical care units and general wards included)• Storage requirements for pre-diluted potassium chloride soluti<strong>on</strong>s are thesame as other ward stock IV soluti<strong>on</strong>s, which should be clearly segregatedaway from <strong>on</strong>e another, aiming to prevent any mix-up am<strong>on</strong>g differentward stock IV soluti<strong>on</strong>s.4. Administrati<strong>on</strong> of Potassium Chloride Injecti<strong>on</strong>4.1 C<strong>on</strong>centrated potassium chloride injecti<strong>on</strong>(a) C<strong>on</strong>centrated potassium chloride MUST BE DILUTED before use.(b) For diluti<strong>on</strong> of c<strong>on</strong>centrated potassium chloride, it is recommended to invert themixed infusi<strong>on</strong> bag several times to avoid accumulati<strong>on</strong> of the drug.(c) COUNTER-CHECK during the retrieval for correct product, dosage diluti<strong>on</strong>s, mixingand labeling during the preparati<strong>on</strong> and before administrati<strong>on</strong> of the product isessential. Staff should remain alert and be aware of the potential danger ofincorrect use.4.2 Pre-mixed C<strong>on</strong>centrated Pre-mixed potassium chloride minibags(a) For use <strong>on</strong>ly with a CALIBRATED INFUSION DEVICE for excepti<strong>on</strong>alcircumstances e.g. acute correcti<strong>on</strong>(b) COUNTER-CHECK during the retrieval for correct product and before administrati<strong>on</strong>of the product is essential. Staff should remain alert and be aware of the potentialdanger of incorrect use.4.3 Other recommendati<strong>on</strong>s(a) A rate c<strong>on</strong>trolled infusi<strong>on</strong> pump should be used if the infusi<strong>on</strong> rate of potassiumchloride is faster than 10mmol/hr.(b) C<strong>on</strong>centrati<strong>on</strong> higher than 40mmol/L (i.e. 4 mmol per 100ml) of potassium mustbe used with extreme cauti<strong>on</strong>. Infusi<strong>on</strong> flow rate and infused volume must always beclosely m<strong>on</strong>itored and regulated for this high dose therapy.(c) Patients should be m<strong>on</strong>itored for signs and symptoms of hyperkalaemia during andafter infusi<strong>on</strong>.(d) In cases where a patient complains of severe pain at injecti<strong>on</strong> site, the prescribershould immediately be notified to c<strong>on</strong>sider adjustment of the infusi<strong>on</strong> rate or thec<strong>on</strong>centrati<strong>on</strong> of potassium chloride c<strong>on</strong>tent.The <strong>Drug</strong>s and Therapeutics Committee (or equivalent) of individual hospital should formulateits policy <strong>on</strong> the dosage range and preferred diluents applicable to the clinical needs of itspatients. Staff educati<strong>on</strong> and training <strong>on</strong> the risks associated with c<strong>on</strong>centrated potassiumchloride would be pivotal for improved patient safety.Page 3/3

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