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Diphenhydramine, sold under the brand name Benadryl among others, is an antihistamine and sedative.It is a first-generation H 1-antihistamine and it works by blocking certain effects of histamine, which produces its antihistamine and sedative effects.
[4] [5] [2] Symptoms in mild cases include high blood pressure and a fast heart rate; usually without a fever. [2] Symptoms in moderate cases include high body temperature, agitation, increased reflexes, tremor, sweating, dilated pupils, and diarrhea. [1] [2] In severe cases, body temperature can increase to greater than 41.1 °C (106.0 °F). [2]
The classic symptoms include a slow heart rate due to loss of cardiac sympathetic tone and warm skin due to dilation of the peripheral blood vessels. [20] This term can be confused with spinal shock which is a recoverable loss of function of the spinal cord after injury and does not refer to the hemodynamic instability.)
When resulting from blood loss, trauma is the most common root cause, but severe blood loss can also happen in various body systems without clear traumatic injury. [3] The body in hypovolemic shock prioritizes getting oxygen to the brain and heart, which reduces blood flow to nonvital organs and extremities, causing them to grow cold, look ...
A link between these types of drugs and cognitive impairment isn't a totally new discovery, but for the first time, researchers used brain imaging techniques to determine the physical changes ...
Brain ischemia has been linked to a variety of diseases or abnormalities. Individuals with sickle cell anemia, compressed blood vessels, ventricular tachycardia, plaque buildup in the arteries, blood clots, extremely low blood pressure as a result of heart attack, and congenital heart defects have a higher predisposition to brain ischemia in comparison to the average population.
Is anger linked to heart attacks? New research finds that a bout of anger impairs blood vessel function which can raise the risk of atherosclerosis, which in turn raises heart disease risk.
A new study says that type 2 diabetes medications GLP-1 agonists and SGLT2 inhibitors may help lower a stroke survivor’s risk of experiencing a subsequent stroke, heart attack, or death ...