Buprenorphine and Naloxone Sublingual Tablets 8 mg/2 mg 30 tablets per Bottle, Rx only, Distributed By: Teva Pharmaceuticals USA, Inc., North Wales, PA 19454, NDC 0093-5721-56
Failed Impurities/Degradation Specifications: out of specification test results for related compounds largest unknown impurity.
Nationwide in the USA
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-0984-2017