US$ 29.48
vitamin b12 im injection site subq or injection for b12 Instruction Guide for Intramuscular (IM) Self- injection of B12 Methylcobalamin 1mg/5mg Vitamin B12 Injection Deltoid Site
Description
It covers the provider's work in administering the injection, not the drug itself

Skin Tightening: The treatment may also help tighten the skin, adding to its contouring benefits

Rivaroxaban in Acute Venous Thromboembolism

doi: 10.1016/j.plefa.2005.04.011
Injections are often chosen when deficiency is significant or when absorption is a concern