A detailed autopsy report from the New York medical examiner's office revealed that Heath Ledger died from a combination of six prescription drugs.

1. Drugs in his system: Oxycodone, Vicodin (hydrocodone), , Valium (Diazepam), Restoril (Temazepam), Xanax (Alprazolam), doxylamine
2. No illegal drugs reported found

• Google News: Heath Ledger Autopsy
• The New York Times: Heath Ledgers Death Is Ruled an Accident (February 6, 2008)
  • Kim Ledger: "While no medications were taken in excess, we learned today the combination of doctor-prescribed drugs proved lethal for our boy. Heath's accidental death serves as a caution to the hidden dangers of combining prescription medication, even at low dosage."
• The New York Times: Ledger Died of Accidental Overdose (February 6, 2008)
  • "'Mr. Heath Ledger died as the result of acute intoxication by the combined effects of oxycodone, hydrocodone, diazepam, temazepam, alprazolam and doxylamine,' medical examiner's spokeswoman Ellen Borakove said in a news release."
• Reuters: Heath Ledger cause of death seen in 10 to 14 days (January 23, 2008)
  • "The autopsy was finished and the cause of death for Mr. Ledger will be pending further study. We have to do additional testing and investigation. It's going to be about 10 days to two weeks."
• FOXNews.com: Heath Ledger Autopsy Results 'Inconclusive' (January 23, 2008)
  • There was no obvious indication of suicide or foul play, said NYPD spokesman Paul Browne, who added that cops are "investigating the possibility of an overdose."
• ABC News: Ledger's family awaits autopsy result (January 23, 2008)
• Herald Sun: Heath Ledger dies battling drugs and depression (January 23, 2008)
• People.com: Initial Ledger Autopsy Proves Inconclusive (January 23, 2008)