(September 18, 2015, 11:06 AM EDT) -- LONDON — Using previously confidential clinical trial documents to reanalyze an 2001 study, researchers writing in the British Medical Journal (BMJ) on Sept. 17 said Paxil is “neither safe nor effective for adolescents with major depression (“Restoring Study 329: efficacy and harms of paroxetine and imipramine in treatment of major depression in adolescence,” Joann Le Noury, et al., British Medical Journal 2015; 351: h4320 I doi: 10.1136/bmj.h4320).

In 2001, GlaxoSmithKline (GSK) funded a study, known as Study 329, to compare the effectiveness and safety for treating...