Due to its synthetic nature its the most cost effective form of B12, making it the one which is most likely to be found in supplements
Hsieh M-J, Lee C-H, Chueh H-Y, Chang G-J, Huang H-Y, Lin Y, et al
doi: 10.26402/jpp.2018.3.11
## **Other relevant codes** Other relevant HCPCS codes related to HCPCS Q5123 (Injection, rituximab-arrx, biosimilar, Riabni 10 mg) include codes for other rituximab biosimilars and related biologic drugs: - Q5115: Injection, rituximab-abbs, biosimilar, 10 mg (Truxima) - Q5119: Injection, rituximab-pvvr, biosimilar, 10 mg (Ruxience) - J9312: Injection, rituximab, 10 mg (reference rituximab drug) - J9311: Injection, rituximab 10 mg and hyaluronidase (combination product) - J3590: Unclassified biologics (used sometimes for unspecified biologics) - Q5122: Injection, pegfilgrastim-apgf, biosimilar, 0.5 mg - Q5124: Injection, ranibizumab-nuna, biosimilar, 0.1 mg Frequently asked questions