The efficacy of hydroxyzine as an anti-anxiety agent in long-term use (i.e., more than 4 months) has not been established. Periodically reassess the clinical response of the individual patient. Geriatric Adults. 50 to 100 mg PO 4 times daily as needed is the usual adult dose, adjusted to patient response.
Thyroxine affects the regulation of your bodyâs metabolism. An excess of this hormone can cause your bodyâs metabolism to increase, which leads to a rising body temperature. Gravesâ disease is the most common cause of hyperthyroidism. Gravesâ disease is an autoimmune disorder.
Dehydration (de-hi-DRA-shun) is the most common cause of orthostatic hypotension. Dehydration occurs if the body loses more water than it takes in. You may become dehydrated if you don't drink enough fluids or if you sweat a lot during physical activity. Fever, vomiting, and severe diarrhea also can cause dehydration. Orthostatic hypotension also may occur during pregnancy, but it usually goes away after birth. Because an older body doesn't manage changes in blood pressure as well as a younger body, getting older also can lead to this type of hypotension.