The injection provider can administer the B12 shot deep into the muscle (intramuscularly) or into the tissue layer between the skin and the muscle (subcutaneously)
severe or persistent upper abdominal pain should prompt urgent medical assessment [10] [11] Dehydration and acute kidney injury (AKI): gastrointestinal fluid losses can lead to dehydration, which may precipitate AKI, particularly in those with pre-existing renal impairment or those taking nephrotoxic medicines Delayed gastric emptying: this may affect the absorption of orally administered medicines, including contraceptive pills and thyroid replacement therapy [11] Injection site reactions: redness, bruising, or discomfort at the subcutaneous injection site Heart rate changes: increases in resting heart rate have been noted with GLP-1 class agents [14] [15] Hypoglycaemia: particularly if used alongside insulin or sulphonylureas Potential pancreatitis risk: a class concern with GLP-1 receptor agonists
Engelmann R, Brandt J, Eggert M, Karberg K, Krause A, Neeck G, et al
GHK-Cu stands for glycyl-L-histidyl-L-lysine copper
"Perspective: Practical Approach to Preventing Subclinical B12 Deficiency in Elderly Population"
Remove The Needle: Use a clean cotton ball or gauze pad to apply pressure to the injection site after the needle has been withdrawn at the same angle