does b12 injections hurt Common Questions about Vitamin Injection Vitamin B12 shots: Uses, benefits,

Bottom line High vitamin B12 on a blood test is common and usually harmless when it results from supplements or B12 injections

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chloramphenicol), and concurrent iron or folic acid deficiency (13, 16)

For some of our patientsespecially those experiencing significant symptoms like fatigue, weakness, or numbnesspositive changes such as increased energy or improved mood can begin as early as 24 to 72 hours after the first injection

Whether youre getting the COVID-19 vaccine for the first time or youre due for a booster shot, you may be wondering whether its safe to drink alcohol after the COVID vaccine