<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0484-7903</journal-id>
<journal-title><![CDATA[Revista mexicana de anestesiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. anestesiol.]]></abbrev-journal-title>
<issn>0484-7903</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Anestesiología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0484-79032025000200085</article-id>
<article-id pub-id-type="doi">10.35366/119200</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Premedicación con dexmedetomidina intranasal como analgesia postoperatoria en pacientes sometidas a histerectomía abdominal]]></article-title>
<article-title xml:lang="en"><![CDATA[Premedication with intranasal dexmedetomidine as postoperative analgesia in patients undergoing abdominal hysterectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Piñón]]></surname>
<given-names><![CDATA[Diana Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pedregón-Flores]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General ISSSTE «Presidente Lázaro Cárdenas» Hospital de Ginecología y Obstetricia (HGO) No. 15 «Lic. Ignacio García Téllez» Clínico de Educación e Investigación en Salud del Hospital HGO No. 15 «Ignacio García Téllez»]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Hospital Regional General (HGR) «Morelos» No. 1 ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>48</volume>
<numero>2</numero>
<fpage>85</fpage>
<lpage>89</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0484-79032025000200085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0484-79032025000200085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0484-79032025000200085&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  la dexmedetomidina es un fármaco alfa-2 adrenérgico con propiedades analgésicas y sedantes. Se administra por vía intranasal, como alternativa para el manejo del dolor postquirúrgico inmediato, en pacientes sometidas a histerectomía abdominal.  Objetivo:  determinar la efectividad analgésica postoperatoria de la premedicación con dexmedetomidina por vía intranasal a dosis de 1 &#956;g/kg/peso 30 minutos antes de la histerectomía abdominal.  Material y métodos:  ensayo clínico, controlado, aleatorizado. En el Hospital de Ginecología y Obstetricia. Se incluyeron 50 pacientes programadas para histerectomía abdominal. Al primer grupo se le administró dexmedetomidina vía intranasal a dosis 1 mg/kg, al segundo grupo no se le administró. Durante el postquirúrgico, cada 5 min se realiza valoración con la escala numérica análoga (ENA).  Resultados:  en el grupo premedicado 22 pacientes refirieron dolor leve, uno moderado y dos severo. En el grupo sin premedicación 12 pacientes refirieron dolor leve, siete moderado y seis severo. El grupo premedicado con dexmedetomidina obtuvo un &#967;2 con un valor crítico de 9.441, el resultado presentó significancia asintótica bilateral de 0.009 afirmando con 95% de confianza y con un resultado estadísticamente significativo.  Conclusiones:  disminución del dolor en las pacientes premedicadas con dexmedetomidina.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  dexmedetomidine is an alpha-2 adrenergic drug with analgesic and sedative properties. It is administered intranasally, as an alternative for the management of immediate post-surgical pain, in patients undergoing abdominal hysterectomy.  Objective:  to determine the postoperative analgesic effectiveness of premedication with dexmedetomidine intranasally at a dose of 1 &#956;g/kg/weight thirty minutes before abdominal hysterectomy.  Material and methods:  clinical trial, controlled, randomized. At the Gynecology and Obstetrics Hospital. 50 patients scheduled for abdominal hysterectomy were included. The first group was administered intranasal dexmedetomidine at a dose of 1 mg/kg, the second group was not administered. During the post-surgical period, an assessment is carried out with the analog numerical scale (ENA) every 5 minutes.  Results:  in the premedicated group, 22 patients reported mild pain, one moderate and two severe. In the group without premedication, 12 patients reported mild pain, seven reported moderate pain, and six reported severe pain. The group premedicated with dexmedetomidine obtained a &#967;2 with a critical value of 9.441, the result presented bilateral asymptotic significance of 0.009, affirming with 95% confidence and with a statistically significant result.  Conclusions:  decrease in pain in patients premedicated with dexmedetomidine.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[histerectomía abdominal]]></kwd>
<kwd lng="es"><![CDATA[dolor agudo postoperatorio]]></kwd>
<kwd lng="es"><![CDATA[dexmedetomidina]]></kwd>
<kwd lng="es"><![CDATA[administración intranasal]]></kwd>
<kwd lng="es"><![CDATA[premedicación]]></kwd>
<kwd lng="en"><![CDATA[abdominal hysterectomy]]></kwd>
<kwd lng="en"><![CDATA[acute postoperative pain]]></kwd>
<kwd lng="en"><![CDATA[dexmedetomidine]]></kwd>
<kwd lng="en"><![CDATA[intranasal administration]]></kwd>
<kwd lng="en"><![CDATA[premedication]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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