how to give b12 injection in deltoid 💉 IM – Exam Golden Points, Deltoid intramuscular injection is given 2–3 finger breadths (≈2.5–5 cm) below the acromion process the thick central portion of the muscle. The needle Best Vitamin B12 Injection Sites:

A deficiency can manifest as dryness, acne, or even hyperpigmentation

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When adverse effects occurred, they were typically mild and transient, with the most common being mild to moderate headaches (similar frequency to placebo groups), minor injection site reactions (redness, slight swelling), and gastrointestinal effects at higher oral doses (nausea, diarrhea)

CONTRAINDICATIONS Sensitivity to cobalt and/or vitamin B 12 is a contraindication