Self-administration is common and can be done into the upper, outer thigh
I-VIT 12 Injection can interact with certain medications
If it is ineffective, or in more severe cases, treatment can be advanced to alternative agents, taking care to balance patient-specific risk factors Featured Content 2026 AFP Photo Contest Winners Winners for the 2026 AFP photo contest have been selected
If you think you might be low on B12, ask your doctor about getting a blood test to check your vitamin B12 level
Treating B12 Deficiency If you have diabetes, use metformin, and have vitamin B12 deficiency, your doctor has two major options to help get your levels back into a safe range, according to research in the World Journal of Diabetes : Intramuscular Injections You might need injections every one to two days at first, gradually tapering off to injections every three to four weeks