"The compound CGP3466B, already proven nontoxic for people, may effectively and rapidly treat depression, according to results of a study in mice.... it may work in patients who are unresponsive to other types of drugs and it lays the foundation for the development of a new class of fast-acting antidepressants that target the same network."
http://www.hopkinsmedicine.org/news/media/releases/new_type_...
"The compound CGP3466B, already proven nontoxic for people, may effectively and rapidly treat depression, according to results of a study in mice.... it may work in patients who are unresponsive to other types of drugs and it lays the foundation for the development of a new class of fast-acting antidepressants that target the same network."