  Chantal Sebire died of barbiturates overdose  Euthanasia
advocate took pentobarbitol, prescribed for assisted suicide in
other European countries.  Chantal Sebire, a terminal cancer
sufferer who had failed to change French law to allow doctors to
help her commit suicide, was found dead earlier this week.  "We
can say Mrs Sebire did not die of natural causes, as shown by
the autopsy," said prosecutor Jean-Pierre Alacchi at a press
conference in Dijon, "but from absorbing a lethal dose of
barbiturate."  Her post-mortem tests showed the barbiturate
Pentobarbital at three times the lethal level in her
bloodstream. Pentobarbital is a drug used for animal euthanasia
and is legally prescribed for assisted suicide in Switzerland
and Belgium, as well as in the US state of Oregon. However, it
is not available in French pharmacies.  Investigators are still
not sure how Sebire obtained the drug, nor how it was
administered, so there is currently debate on whether her death
was suicide or assisted suicide. Her lawyer, G