Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A crystalline vasodilator, C19H21N5O4, used in the form of its hydrochloride to treat hypertension.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun   A particular kind of sympatholytic drug used to treathigh blood pressure .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun antihypertensive drug (trade name Minipress)
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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								One of the docs at my institute is big into prazosin-for-combat-related-PTSD research. "...moments before its skies rained down on me." greygirlbeast 2010 
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								Since 1983 prazosin has revolutionized the management of severe scorpion stings. "...moments before its skies rained down on me." greygirlbeast 2010 
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								For the last few months, there has been a shortage of prazosin in the VA system. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								The old blood pressure medication, prazosin, reduces blood pressure by blocking the effect of adrenaline-like substances on arteries in the body that cause blood pressure to increase during stress and fear. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								Other agents such as alpha blockers, which include many blood pressure and heart drugs including prazosin Minipress and thiazides, may cause either retrograde ejaculation or no ejaculation. A Baby at Last! Mark L. Fuerst 2010 
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								This same mechanism of action by prazosin also appears to block adrenaline-like signals in the brain that turn common dreams into nightmares. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								Of all the treatments I can offer veterans with PTSD, prazosin is among the most effective, beneficial and appreciated. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								On several occasions, I have ordered prazosin for my patients with PTSD only to be told to "try something else," because there was none to dispense. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								Many veterans with PTSD enjoy remarkable relief from nightmares after starting quite modest doses of prazosin. Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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								Make certain that VA's supply of prazosin is adequate, and that we never run out of this precious medication again! Scott Mendelson, M.D.: President Obama: End the Nightmares, Give Prazosin Back to Our PTSD Veterans! M.D. Scott Mendelson 2010 
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