WINSTON-SALEM, N.C.--(BUSINESS WIRE)--Targacept, Inc. (NASDAQ: TRGT), a clinical-stage biopharmaceutical company developing novel NNR Therapeutics™, today announced that it has completed recruitment of patients in the Phase 2b study of TC-5619 as a treatment for negative symptoms and cognitive dysfunction in schizophrenia. The company expects to report top-line results from the study by the end of 2013. TC-5619 is a highly selective modulator of the alpha7 neuronal nicotinic receptor.
