The procedure of giving someone liquid food by means of a tube inserted into a vein.
Administration of nutrients through a vein.
The provision of total or partial nutritional requirements intravenously; essential in treating some diseases. It is accomplished by carefully controlling the composition of fluid given with respect to total calories derived from protein hydrolysates, dextrose, and fat emulsions, and the electrolytes, minerals, and vitamins. Patients unable to safely eat have been completely maintained for extended periods via intravenous nutritional support, usually through a major vein, such as the subclavian or the jugular.