The parasympathetic nervous system (usually abbreviated PSNS, not PNS, to avoid confusion with the peripheral nervous system [PNS]) is one of the two divisions of the autonomic nervous system, the other being the sympathetic nervous system.s in the sympathetic nervous system, efferent parasympathetic nerve signals are carried from the central nervous system to their targets by a system of two neurons. The first neuron in this pathway is referred to as the preganglionic or presynaptic neuron.
Hydrocortisone (hydrocortisone) Cream 2.5% is a topical (for the skin) steroid used to treat inflammation of the skin caused by a number of conditions such as allergic reactions, eczema, or psoriasis. Hydrocortisone is available in generic form.
Stop using hydrocortisone topical and call your doctor at once if you have any of these serious side effects: 1  blurred vision, or seeing halos around lights; 2  uneven heartbeats; 3  sleep problems (insomnia); 4  weight gain, puffiness in your face; or. 5  feeling tired.