What is mylan 5050?

a mylan 531 is a form of a xanax im not sure if its generic or real but its a xanax.. the had the blue little circles

Mylan 531 is NOT a Xanax. It is 200mg Sulindac (generic Clinoril), one of NSAIDs (nonsteroidal anti-inflammatory drugs) used to relieve the inflammation, swelling, stiffness, and joint pain associated with different forms of Arthritis.

Mylan's Xanax (Alprazolam) are indexed with "A" letter.