Though the sores usually clear up on their own, if you think they could be associated with a vitamin B12 deficiency it is important to visit your GP
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

Monthly injections in the maintenance phase are key for: Keeping B12 levels normal Stopping deficiency symptoms from coming back Helping with overall health and well-being By sticking to this plan, doctors can make B12 injection schedules that fit each patients needs
Absorption rate compares favorably for both injectable methods over oral supplements, though IV infusions hold an edge
Customer support has also been extremely helpful and quick to respond