Prescriptions for nerve pain medicines like Neurontin and Lyrica more than tripled in recent years, driven by increased use among chronically ill older adults and patients already taking opioids, a U.S. study suggests.

Pfizer Inc said its blockbuster pain drug, Lyrica, had failed to show benefit in patients suffering from a type of post-traumatic nerve pain, in a late-stage study. The drug did not lead to pain reduction in patients compared with a placebo, the company said on Wednesday. Currently, there is no approved treatment in the United […]