Candidates for PPN include patients who ______. are also candidates for TPN have fragile peripheral veins have fluid restrictions have high nutrient needs require short-term nutrition support Solution Answer=Candidates for PPN include patients who.......Require short term nutrition support Explaination= PPN - peripheral parental nutrition it is provided to patients who do not have any other source of nutrition PPN is only partial this means that patient may be getting nutrition from other sources along with PPN. Can be delivered through a peripheral vein Provided if persons digestive system has been blocked Is not a preffered nutritional suppliment for a long time.