Dr Pelly sees a patient suffering withdrawal symptoms from tramadol. Dr Thomas wants to test her patient for a certain bacteria before resorting to painkillers. A child's nighttime water requests are diagnosed as a behavioural issue.

The dangers posed by high blood pressure come into focus. During her pregnancy, a first-time mum was diagnosed with high blood pressure. The blood pressure of another patient has rocketed ever since he was incorrectly advised to stop taking his tablets after an operation.