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When is oral supplementation advisable
Step 3: Choose the Injection Site For intramuscular injection , common sites include: Deltoid muscle (upper arm) best for adults with adequate muscle mass Vastus lateralis (side of the thigh) ideal for self-injection Ventrogluteal or dorsogluteal (buttocks) often used in clinical settings Clean the site with an alcohol swab and allow it to dry
Most patients tolerate these injections well, though mild soreness or bruising at the injection site may occur and typically resolve within 48 hours
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