There is no published evidence and conflicting expert opinion on the treatment of malnourished patients, and the specification and treatment of at-risk patients (those with diarrhoea, vomiting, physical illness, weight loss, poor diet), with the majority of experts recommending parenteral vitamin supplementation during For the malnourished patient in the community, intramuscular Pabrinex given in the GP surgery, A&E department, outpatient clinic or day hospital is indicated if facilities for treating anaphylactic reactions are available, such as in any setting where routine immunisations take place