Aloprim (allopurinol sodium) for Injection, 500 mg Single-Dose Vial, Rx only, Manufactured for: Mylan Institutional LLC, Rockford, IL 61103 USA. NDC: 67457-187-50
Discoloration: Out-of-specification results for appearance obtained during routine stability testing at the end of shelf-life for the parameters Appearance and Color of Solution.
Distributed Nationwide in the USA
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-1271-2020