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PLAB · GMC
MRCP(UK)
FRCPath · RCPath
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Two in every topic, marked straight away, with the guideline named. Get a plan when you are ready.
Pick an exam and a topic. 2 questions in every topic are open, marked straight away, each with the guideline it comes from. Nothing you type is stored.
Clinical pharmacology and prescribing
A 72-year-old man with atrial fibrillation takes warfarin and attends the GP surgery for a routine INR check. He finished a five-day course of clarithromycin for a chest infection two days ago. He feels well and reports no bleeding, bruising, melaena or head injury. His blood pressure is 138/82 mmHg and his pulse is 76/min. His INR is 9.4 (target 2.0–3.0).
What is the most appropriate management?