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A fluid-restriction diet limits your daily intake of liquids, as well as foods that contain a high volume of fluid. The purpose of a fluid-restriction diet is to prevent the buildup of fluid in your body, a condition that's called edema.Your doctor may prescribe a fluid-restriction diet if you have end-stage renal disease or are on dialysis. A fluid-restriction diet is also part of the treatment plan for congestive heart failure.hat to Avoid. A fluid-restriction diet limits all liquids and foods that are liquid at room temperature. Examples of these foods include ice cubes, gelatin, yogurt, soups, sauces, ice cream and fruits that contain a high volume of water, such as watermelon. You are allowed to consume all types of solid foods.
Conditions that cause fluid in the lungs that are not related to the heart are known as non-cardiac pulmonary edema. In these conditions, the alveoli or capillaries become leaky allowing fluid to accumulate in the lungs. Non-cardiac pulmonary edema is caused by a number of factors, including: 1  Lung infections. Preload reducers. 2  The pressure caused by fluid in the lungs can be alleviated by medications called preload reducers. 3  Furosemide (Lasix), which is a diuretic, triggers urination to get rid of excess fluid. 4  Nitroglycerin is a drug that causes blood vessels to dilate.