A deficiency in vitamin B12 results in an insufficiency of mature red blood cells containing haemoglobin, the oxygen carrying pigment that distributes oxygen to all the tissues around the body
If you already have a diagnosed deficiency under NHS care and your symptoms return before your next scheduled dose, that is a conversation to have with your GP, who can review the schedule
The solution
Rarely, and almost exclusively from injections rather than oral supplements
The record should include the invoice number, date of purchase, drug name and dosage, lot number, expiration date, patient name, and date of service administered, and it should be consistent with the chart documentation as applicable
Paraesthesia (pins and needles) in the hands and feet often improves within two to four weeks, though complete resolution may take several months