
FDA Approval of Vagus Nerve Stimulation I am a triple-boarded, long-practicing psychiatrist and have used vagus nerve stimulation (VNS) in several patients so far. I have followed the controversies within the FDA and articles in the national media and was quite impressed by and appreciative of Dr Daniel J. Carlat's article on the sponsorship issues involved in FDA approval of VNS ("Conflict of Interest in Psychiatry: How Much Disclosure Is Necessary?"