Brittany Murphy Brittany Murphy

Brittany Murphy had no signs of illegal drug use at the time of her death, according to the full autopsy report released by the Los Angeles County Coroner's Office.

Coroner: Brittany Murphy died of natural causes

"There is no history of alcohol or drug abuse. ... The body appears well developed, normally muscular and slim but not excessively thin," the report said.

Coroner: Brittany Murphy died from pneumonia, prescription drugs

Earlier this month, Murphy's death was ruled accidental, caused by pneumonia with multiple drug intoxication and anemia as contributing factors. A host of over-the-counter drugs, including "elevated levels" of acetaminophen and hydrocodone, both of which are components of Vicodin, were found in the actress' system, the report said. None of the drugs detected were illegal."It should be noted that the pattern of use of these medications suggest treatment of symptoms of a cold or other respiratory infection," the report said.

"Large amounts" of prescription drugs found at Brittany Murphy's home

Authorities recovered a large amount of prescription drugs at Murphy's home, some of which were prescribed to her mother, Sharon, and her husband, Simon Monjack, according to the report. Monjack and Sharon Murphy have previously denied that Murphy abused illegal drugs.Murphy died Dec. 20 at age 32 after collapsing in her bathroom.