Fluctuating BP. Patient senseless.

This is orthostatic hypotension Orthostatic hypotension is caused by a sudden change in body position. This occurs most often when you shift from lying down to standing. This type of low blood pressure usually lasts only a few seconds or minutes. If this type of low blood pressure occurs after eating, it is called postprandial orthostatic hypotension. This type most often affects older adults, those with high blood pressure, and people with Parkinson disease. Certain medicines and substances can lead to low blood pressure, including: Alcohol Anti-anxiety medicines Certain antidepressants Diuretics Heart medicines, including those used to treat high blood pressure and coronary heart disease Medicines used for surgery Painkillers Other causes of low blood pressure include: Nerve damage from diabetes Changes in heart rhythm (arrhythmias) Not drinking enough fluids (dehydration) Heart failure Lower than normal blood pressure in a healthy person that does not cause any symptoms often does not need treatment. Otherwise, treatment depends on the cause of your low blood pressure and your symptoms. When you have symptoms from a drop in blood pressure, sit or lie down right away. Then raise your feet above heart level. If medicines are the cause, you may need to change the dosage or switch you to a different drug. DO NOT stop taking any medicines before talking to your doctor . certain steps to prevent or reduce your symptoms including: Drinking more fluids, increasing salt in your diet Getting up slowly after sitting or lying down Not drinking alcohol Using compression stockings so blood does not collect in the legs