11.   They might prescribe small doses of antidepressants to reset sleep rhythms, or anti-inflammatory drugs for joint pain.

12.   When prescribed adequate doses, they can be indistinguishable from people who have never used heroin or methadone.

13.   Oregon is the only state where doctors can legally prescribe lethal doses of drugs to terminally ill patients.

14.   They prescribe heavy doses of free-market liberalisation and globalisation.

15.   A federal judge ruled unconstitutional Thursday an unprecedented law that would have allowed doctors to prescribe lethal doses of medication for ailing patients who choose to die.