Prosecutors in South Florida are taking a fresh look at evidence in the 2007 death of actress-model Anna Nicole Smith.

One doctor authorised all 11 prescription medications found in Anna Nicole Smith's hotel room, most of them in the name of the starlet's companion, according to documents released by the US medical examiner's office in Florida.

Former Playboy model Anna Nicole Smith died from an accidental drug overdose, authorities in the US announced today.

The murky circumstances surrounding Anna Nicole Smith’s death could become clearer today, when authorities are expected to release the results of the former pin-up’s post-mortem examination.

The murky investigation into model-actress Anna Nicole Smith’s death was expected to get some clarity tomorrow when authorities finally plan to release the results of her post mortem.