Calogen Extra Shots is a Food for Special Medical Purposes for use under medical supervision. Calogen Extra Shots is a high energy (4kcal/ml) fat emulsion. With sugars and sweeteners. Calogen Extra Shots can be used to supplement or fortify the diet of patients who are unable to meet their energy and/or vitamin and mineral requirements from regular dietary intake. Calogen Extra Shots can be used as an energy enhancer in tube feeds and oral nutritional supplements.