Page 44 - Demo

MCQ 6: Opioid ConversionA patient's pain is well-controlled on oral morphine 30mg every 4 hours. They now require a syringe driver due to dysphagia. What is the equivalent 24-hour dose of subcutaneous morphine?A. 45mgB. 60mgC. 90mgD. 120mgE. 180mgAnswer: 90mgExplanation:%u2022To convert from oral to subcutaneous morphine:%u20221. Calculate total daily oral dose: 30mg x 6 = 180mg%u20222. Divide by 2 for subcutaneous equivalence (oral:subcutaneous ratio is 2:1)%u2022180mg %u00f7 2 = 90mg%u2022Therefore, the equivalent 24-hour subcutaneous dose is 90mg. This conversion is crucial in palliative care when switching routes of administration.