How much codeine does roboxin 500mg contain?

Roboxin, often referred to as methocarbamol, is a muscle relaxant and does not contain codeine. The 500 mg refers to the amount of methocarbamol in the medication. If you are looking for a medication that contains codeine, it would be a different product, typically used for pain relief or cough suppression. Always consult with a healthcare professional for specific medication inquiries.