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Side effects include abdominal pain and discomfort, oily or fatty stools, gas
When patients present with concerning symptoms whilst taking B12 supplements, alternative diagnoses should be considered, including allergic reactions to supplement excipients, interactions with other medications, or coincidental illness
Using a Drawing Needle For a truly professional technique, its best to use two separate needles: one for drawing the B12 from the vial and a new one for the injection itself
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