Coroner's Finding: Cullen, Jason Mark

37y · Male·mixed drug toxicity with fentanyl as the principal agent

37-year-old Jason Cullen died from mixed drug toxicity with fentanyl as the principal agent. He had chronic idiopathic intracranial hypertension requiring multiple neurosurgeries and was prescribed opioids and benzodiazepines. He developed addiction to these medications, engaged in 'doctor shopping' across multiple practices, and robbed pharmacies to obtain drugs. Following a suicide attempt in May 2017, he was admitted to QEH but staff failed to identify his previous September 2016 suicide attempt despite it being in electronic records. This missed opportunity prevented recognition of escalating suicide risk and his opioid/benzodiazepine dependence. He was discharged after 7 days with close-to-lethal medication combinations and staged dispensing, but died by suicide one week before sentencing. Clinical lessons: careful electronic record review is essential, particularly regarding prior suicide attempts; opioid and benzodiazepine addiction requires specialist addiction medicine input, not just pain management; patients commonly conceal addiction; prescription protocols must involve comprehensive addiction assessment; and multidisciplinary biopsychosocial pain management is critical to prevent despair.