What pill is white and round with the letter D on one side and 31 imprinted on the other?

Not Medical Advice: Pill imprint D 31 has been identified as Carisoprodol 350 mg. It is used in the treatment of muscle spasm; nocturnal leg cramps.
Answered by kgb agent Archie B on Monday, April 30 2012 at 04:43PM EDT