Huge Market Belies The Long And Difficult Road To Novel Pain Therapies

Since the introduction of the first triptan for aborting migraine in 1992, no truly new class of pain drug – other than off-label use of existing anticonvulsants and antidepressants for neuropathic pain – has reached the market. In fact, the vast majority of pain sufferers today are treated little differently than they would have been a century ago.