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Tolvaptan, sold under the brand name Samsca among others, is an aquaretic drug that functions as a selective, competitive vasopressin receptor 2 (V 2) antagonist used to treat hyponatremia (low blood sodium levels) associated with congestive heart failure, cirrhosis, and the syndrome of inappropriate antidiuretic hormone (SIADH).
Tolvaptan phosphate is a drug used for the treatment of cardiac edema. It is a prodrug of tolvaptan, [1] [2] formulated as the salt tolvaptan sodium phosphate, for intravenous administration. Tolvaptan phosphate is converted into the active drug tolvaptan in the human body following administration.
The "vaptan" drugs act by directly blocking the action of vasopressin at its receptors (V 1A, V 1B and V 2).These receptors have a variety of functions, with the V 1A and V 2 receptors are expressed peripherally and involved in the modulation of blood pressure and kidney function respectively, while the V 1A and V 1B receptors are expressed in the central nervous system.
Here's how to distinguish "sundowning"—agitation or confusion later in the day in dementia patients—from typical aging, from doctors who treat older adults.
Treatment. The primary treatment for atherosclerosis is making lifestyle changes to help prevent the further build-up of plaque in your blood vessels. You may also need to take medications or ...
Conivaptan hydrochloride is an off-white or a pale yellow power with a solubility of 0.25 mg/mL in water at 23 °C. The injectable formulation consists of 20 mg conivaptan hydrochloride, 0.4 g ethanol, 1.2 g propylene glycol and water. [2]
The incoming Trump administration intends to rescind a long-standing policy that has prevented Immigration and Customs Enforcement agents from arresting undocumented people at or near so-called ...
In medicine, diuretics are used to treat heart failure, liver cirrhosis, hypertension, influenza, water poisoning, and certain kidney diseases. Some diuretics, such as acetazolamide , help to make the urine more alkaline , and are helpful in increasing excretion of substances such as aspirin in cases of overdose or poisoning.