vitamin b12 injection dosage im injection Cyanocobalamin – 1000 mcg/mL B-12 (Methylcobalamin) Therapy | MedClub

Possible side effects Compliance with the therapeutic dosage minimizes the risk of unwanted effects of taking the drug

Common Side Effects Pain or redness at the injection site Mild nausea Headache Dizziness Mild skin rash Serious and Rare Side Effects Severe allergic reactions Swelling of the face, lips, or throat Difficulty breathing Severe skin reactions Persistent or worsening symptoms requiring immediate medical attention Most side effects are mild and temporary

Children aged 12 years and older with obesity (injection only at this time)

Side effects Vyvanse can cause a few GI-related side effects such as upper abdominal pain and dry mouth

Persistent neurological symptoms, fatigue, or symptom recurrence before scheduled injections warrant medical review and possible dosage adjustment

When adverse effects do occur, they are usually mild and transient, often related to the route of administration rather than the vitamin itself