Bourdain, Spade suicides highlight need for new depression drugs

By Julie SteenhuysenCHICAGO (Reuters) - The suicides this week of Anthony Bourdain and Kate Spade have cast fresh light on the need for more effective treatments for major depression, an area that has been largely abandoned by big pharmaceutical companies.With the availability of numerous cheap generic antidepressants, many of which offer only marginal benefit, developing medicines for depression is a tough sell.Drugmakers have 140 therapies in development targeting mental health issues, includi