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Oral vitamin B12 supplements have several advantages over injections: They are more cost-effective They are more convenient, as they do not require a visit to a healthcare facility or a home visit from a healthcare professional for administration The risk of an allergic reaction is typically lower with oral supplements than with injections
The first time you use the pen, youll need to prime it to push out extra air in the delivery system
If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule
The Shot A fast intramuscular injection in the arm, hip or thigh about five minutes, with just a quick pinch
Additionally, alcohol can exacerbate gastrointestinal side effects such as nausea and may contribute to dehydration if combined with vomiting or diarrhea caused by the medication