SOUTH SAN FRANCISCO, CA--(Marketwire - Dec 4, 2012) -  Theravance, Inc. (NASDAQ: THRX) announced today the initiation of a fibromyalgia Phase 2 study with TD-9855, the lead compound in Theravance's Monoamine Reuptake Inhibitor program. TD-9855 is an investigational norepinephrine and serotonin reuptake inhibitor (NSRI) for the treatment of central nervous system (CNS) conditions such as chronic pain and Attention-Deficit/Hyperactivity Disorder (ADHD).