Pennington, NJ, Zydus Pharmaceuticals (USA) Inc. is voluntarily recalling four lots of Acyclovir Sodium Injection, 50 mg/mL, 10 mL and 20 mL vials, to the Hospital/User level after receiving several complaints of crystallization in vials. Administration of crystalized Acyclovir Sodium Injection, 50

http://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts/zydus-pharmaceuticals-usa-inc-issues-voluntary-nationwide-recall-acyclovir-sodium-injection-50-mgml