how often can you do b12 injections Injection Dosage and Frequency: 7 Guidelines for Adults B12 INJECTIONS - The Nurse
Description
Waltham, MA, USA) staining as adapted and modified from published protocols.[12] Briefly, cells were washed twice with PBS, fixed with 10% formalin for 30 min at room temperature, and stained with oil red O working solution (~0.2% oil red O in 99% isopropanol) for 30 min

It will depend on the individuals needs

He was given B12 daily to be taken orally, and a follow-up was scheduled

We prefer subcutaneous, because it is painless, effective, very easy to do by yourself, and carries no risk of nerve injury
Cyanocobalamin (intramuscular route)
