The parasympathetic nervous system is one of the two main divisions of the autonomic nervous system (ANS). Its general function is to control homeostasis and the body's rest-and-digest response. The sympathetic nervous system (SNS) is one of two main divisions of the autonomic nervous system (ANS).Its general action is to mobilize the body's fight-or-flight response. Function. Control the body's response while at rest.he parasympathetic nervous system is part of the autonomic nervous system. It originates in the spinal cord and the medulla and controls homeostasis, or the maintenance of the body's systems.
Uses. Hydrocortisone is a natural substance (corticosteroid hormone) made by the adrenal gland. It is used to treat conditions such as arthritis, blood /hormone/ immune system disorders, skin and eye conditions, breathing problems, cancer, and severe allergies.t decreases your immune system's response to various diseases to reduce symptoms such as pain, swelling and allergic-type reactions. Hydrocortisone is also used to treat low hydrocortisone levels caused by diseases of the adrenal gland (such as Addison's disease, adrenocortical insufficiency).
DRUG CLASS AND MECHANISM: Fludrocortisone is a man-made oral corticosteroid. It is derived from hydrocortisone, but is more potent than hydrocortisone. The effects of fludrocortisone including its effect on electrolyte balance and carbohydrate metabolism are stronger and prolonged in comparison to hydrocortisone.