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If you cant find 4-5 mm needles, 6-8 mm ones can also be suitable as long as you inject into an area with enough fat, such as around the belly button

Lipo B12 injections could be exactly what you need

Call Your Provider Promptly For Severe abdominal pain (possible pancreatitis) Persistent vomiting that prevents fluid intake Right-upper-quadrant pain that radiates to the back or shoulder (possible gallbladder issue) Sudden vision changes (rare, but reported) Symptoms of severe dehydration: dizziness on standing, dark urine, dry mouth For a deeper dive on what to expect over time, our side effect timeline guide walks through duration and management for each common issue

Because it affects how quickly your stomach empties, it may change how some oral medicines are absorbed