Pharmacology and dosage

A patient prescribed an oral potassium preparation in a modified-release tablet has difficulty swallowing large tablets and asks the nurse to crush it into his yoghurt. Which response is correct?

• AExplain that this tablet must not be crushed, and contact the prescriber and pharmacist about an alternative form he can take
• BCrush the tablet and mix it thoroughly with the yoghurt so that none is left behind
• CBreak the tablet in half and give the two halves several minutes apart
• DGive the tablet with a fizzy drink so that it dissolves more easily on the way down