Ever since benzodiazepines lost their favoured position as a safe treatment for insomnia and anxiety, the pharmaceutical industry has been frantically trying to fill the lucrative gap with a drug ...
Known collectively as the Z drugs, zopiclone (a cousin of Lunesta), zolpidem (Ambien) and zaleplon (Sonata) have been touted as the non-addictive alternatives to their benzodiazepine predecessors.