Buprenorphine HCI Injection, 0.3 mg/mL, 1 mL Single Dose Vial (NDC 42023-179-01), packaged in 1 mL x 5 Single Dose Vials per carton (NDC 42023-179-05), Rx Only, Distributed by: Par Pharmaceuticals Companies, Inc., Spring Valley, NY 10977.
Crystallization: due to the presence of white, crystalline particulates, adhered to the side and bottom of the glass vials, which are comprised of principally dextrose and the buprenorphine active component.
Nationwide in the USA
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-0698-2017