Diltiazem HCl Extended-release Capsules, USP, 120 mg, packaged in 80 Capsules (8 x 10) blister cards per carton, Rx only, Manufactured by: Mylan Pharmaceuticals Inc., Morgantown, WV 26505, NDC 51079-947-08.
Failed Impurities/Degradation Specifications: High out-of-specification results for a related compound obtained during routine stability testing.
Nationwide, Puerto Rico, and Guam.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=D-1435-2014