b12 injection makes me sleepy Is it normal to feel tired after injection? Feeling worse after B12 Injection:

If your plan provider considers the treatment a medical necessity based on your doctor's recommendation, you could receive your B12 shots at a much lower cost or even for free

Pale or jaundiced skin Weakness and fatigue Nerve damage that feels like pins and needles Changes in balance, coordination and the way you walk A swollen tongue and mouth sores Shortness of breath and dizziness Blurred vision Brain disorder like depression and dementia High body temperature What Are My Treatment Options

Clinical trials did not include pregnant or breastfeeding women, children, elderly individuals over 65, or those with active malignancy or severe organ dysfunction

Available from: National Institutes of Health, Office of Dietary Supplements