Coronial
NSWhome

Inquest into the death of Christine Drinnan

Deceased

Christine Drinnan

Demographics

45y, female

Date of death

2010-04-30

Finding date

2015-10-23

Cause of death

Multi-drug toxicity

AI-generated summary

Christine Drinnan, aged 45, died from multi-drug toxicity involving lethal morphine levels combined with pethidine, quetiapine, benzodiazepines and alcohol. Over 12 years, her GP Dr H. prescribed dangerous quantities of addictive opioids, benzodiazepines and other CNS depressants despite documented drug and alcohol dependence, 15+ prior overdoses, cognitive impairment and psychiatric vulnerability. Critical failures included: lack of pain assessment justifying opioids; prescribing outdated, dangerous injectable pethidine (discredited for 10+ years); providing morphine oral solution in 200ml bottles (single bottle = fatal dose); no coordination with other treating doctors; prescribing while patient was hospitalized; and continuing prescribing despite recent overdoses and discharge summaries documenting overdose risk. The psychiatrist failed to identify concurrent opioid prescribing and didn't contact the GP when treatment wasn't progressing. No comprehensive assessment, monitoring or safety controls existed. Expert evidence described care as 'indefensible,' 'reprehensible' and 'deeply unimpressive,' placing the public at serious harm risk. Family members' concerns were dismissed with claims of patient privacy.

AI-generated summary and tagging — may contain inaccuracies; refer to original finding for legal purposes.

Specialties

general practicepsychiatrypain medicineaddiction medicinepharmacy

Error types

diagnosticmedicationcommunicationsystemdelay

Drugs involved

morphinepethidinequetiapineoxycodonediazepambenzodiazepinesnaltrexonealcoholsodium valproateacamprosateparoxetine

Clinical conditions

opioid dependencedrug dependencealcohol dependencebipolar disordercognitive impairment secondary to hypoxic brain injurychronic painpolypharmacydrug overdose toxicity

Contributing factors

  • Inappropriate prescribing of opioids without documented pain assessment
  • Prescription of discredited injectable pethidine
  • Large quantity morphine oral solution (200ml bottle = fatal dose)
  • Prescribing dangerous CNS depressant combinations
  • Known drug and alcohol dependence not addressed
  • History of 15+ overdoses ignored
  • Lack of communication between treating practitioners
  • Inadequate monitoring and no supply control mechanisms
  • Patient cognitive impairment not factored into prescribing
  • Recent overdose on morphine oral solution not deterring further prescription
  • Prescribing while patient was inpatient at addiction clinic
  • Multiple GPs consulted without coordination
  • Psychiatrist unaware of concurrent opioid prescribing
  • Patient privacy prioritized over family safety concerns
  • No naltrexone withdrawal counseling despite opioid risks

Coroner's recommendations

  1. Recommendation regarding regulation of opioid prescribing and dispensing (detailed in concurrent inquest findings of 27 June 2014)
Full text
Official source Archived copy

Related cases

Source and disclaimer

This page reproduces or summarises information from publicly available findings published by Australian coroners' courts. Coronial is an independent educational resource and is not affiliated with, endorsed by, or acting on behalf of any coronial court or government body.

Content may be incomplete, reformatted, or summarised. All court orders for redaction and non-publication are respected; documents with technically defective redaction have been excluded from the database entirely. Always refer to the original court publication for the authoritative record.

Copyright in original materials remains with the relevant government jurisdiction. AI-generated summaries and tagging are for educational purposes only, may contain inaccuracies, and must not be treated as legal documents. We welcome feedback for correction —