Ketorolac Tromethamine Injection, USP 30 mg/mL, packaged in 1 mL single-dose vials, Rx only, Amphastar Pharmaceuticals, Inc., Rancho Cucamonga, CA 91730, NDC 0548-9021-00 Class I - Dangerous Crystallization: Particulate matter (Ketorolac Calcium Salt) was observed from several lots of retained samples. Aug 15, 2017 Prescription Drugs View Details →