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<front>
<journal-meta>
<journal-id>0048-7732</journal-id>
<journal-title><![CDATA[Revista de Obstetricia y Ginecología de Venezuela]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Obstet Ginecol Venez]]></abbrev-journal-title>
<issn>0048-7732</issn>
<publisher>
<publisher-name><![CDATA[Sociedad de Obstetricia y Ginecología de Venezuela]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0048-77322024000500005</article-id>
<article-id pub-id-type="doi">10.51288/0084s102</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Consenso Anticoncepción Hormonal. Actualización 2023. Capítulo 2. Aspectos farmacológicos de la anticoncepción hormonal]]></article-title>
<article-title xml:lang="en"><![CDATA[Consensus on Hormonal Contraception: 2023 Update. Chapter 2. Pharmacological aspects of hormonal contraception]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bajares de Lilue]]></surname>
<given-names><![CDATA[Mariella]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pizzi La Veglia]]></surname>
<given-names><![CDATA[Rita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central de Venezuela  ]]></institution>
<addr-line><![CDATA[Caracas ]]></addr-line>
<country>Venezuela</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Sociedad de Obstetricia y Ginecología de Venezuela  ]]></institution>
<addr-line><![CDATA[Caracas ]]></addr-line>
<country>Venezuela</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<volume>84</volume>
<fpage>5</fpage>
<lpage>26</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_arttext&amp;pid=S0048-77322024000500005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_abstract&amp;pid=S0048-77322024000500005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_pdf&amp;pid=S0048-77322024000500005&amp;lng=en&amp;nrm=iso"></self-uri></article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Velásquez]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Yaremenko]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aspectos farmacológicos de la anticoncepción hormonal]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Bajares]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pizzi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Consenso: anticoncepción hormonal 2013]]></source>
<year>2013</year>
<page-range>9-26</page-range><publisher-loc><![CDATA[Caracas ]]></publisher-loc>
<publisher-name><![CDATA[Editorial ATEPROCA C.A]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Monterrosa]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Aspectos históricos de la planificación y la anticoncepción oral en Anticoncepción oral: consideraciones generales]]></source>
<year>2018</year>
<publisher-loc><![CDATA[Cartagena ]]></publisher-loc>
<publisher-name><![CDATA[Independently published]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nelson]]></surname>
<given-names><![CDATA[AL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An update on new orally administered contraceptives for women]]></article-title>
<source><![CDATA[Expert Opin Pharmacother]]></source>
<year>2015</year>
<volume>16</volume>
<numero>18</numero>
<issue>18</issue>
<page-range>2759-72</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ayala]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Gonzales]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Lin Badilla]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Marchena]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Anticonceptivos combinados orales (ACOs). Recomendaciones de la asociación latinoamericana de anticoncepción]]></article-title>
<source><![CDATA[Toko - Gin Pract LATAM]]></source>
<year>2022</year>
<volume>6</volume>
<page-range>81-106</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mansour]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Verhoeven]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Sommer]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Weisberg]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Taneepanichskul]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Melis]]></surname>
<given-names><![CDATA[GB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efficacy and tolerability of a monophasic combined oral contraceptive containing nomegestrol acetate and 17&#946;-oestradiol in a 24/4 regimen, in comparison to an oral contraceptive containing ethinylestradiol and drospirenone in a 21/7 regimen]]></article-title>
<source><![CDATA[Eur J Contracept Reprod Health Care]]></source>
<year>2011</year>
<volume>16</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>430-43</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fruzzetti]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Fidecicchi]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Montt Guevara]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Simoncini]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estetrol: A New Choice for Contraception]]></article-title>
<source><![CDATA[J Clin Med]]></source>
<year>2021</year>
<volume>10</volume>
<numero>23</numero>
<issue>23</issue>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schindler]]></surname>
<given-names><![CDATA[AE]]></given-names>
</name>
<name>
<surname><![CDATA[Campagnoli]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Druckmann]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Huber]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Pasqualini]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Schweppe]]></surname>
<given-names><![CDATA[KW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Classification and pharmacology of progestins]]></article-title>
<source><![CDATA[Maturitas]]></source>
<year>2003</year>
<volume>46</volume>
<numero>^s1</numero>
<issue>^s1</issue>
<supplement>1</supplement>
<page-range>S7-S16</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fotherby]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Levonorgestrel. Clinical pharmacokinetics]]></article-title>
<source><![CDATA[Clin Pharmacokinet]]></source>
<year>1995</year>
<volume>28</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>203-15</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stone]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Desogestrel]]></article-title>
<source><![CDATA[Clin Obstet Gynecol]]></source>
<year>1995</year>
<volume>38</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>821-8</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuhl]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Jung-Hoffmann]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Wiegratz]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gestodenecontaining contraceptives]]></article-title>
<source><![CDATA[Clin Obstet Gynecol]]></source>
<year>1995</year>
<volume>38</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>829-40</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Neumann]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Töpert]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pharmacology of antiandrogens]]></article-title>
<source><![CDATA[J Steroid Biochem]]></source>
<year>1986</year>
<volume>25</volume>
<numero>5B</numero>
<issue>5B</issue>
<page-range>885-95</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Krattenmacher]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Drospirenone: pharmacology and pharmacokinetics of a unique progestogen]]></article-title>
<source><![CDATA[Contraception]]></source>
<year>2000</year>
<volume>62</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>29-38</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Akintomide]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Panicker]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nomegestrol acetate/17-beta estradiol: a review of efficacy, safety, and patient acceptability]]></article-title>
<source><![CDATA[Open Access J Contracept]]></source>
<year>2015</year>
<volume>6</volume>
<page-range>77-86</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="book">
<collab>Centers for Disease Control and Prevention</collab>
<source><![CDATA[U.S. Medical Eligibility Criteria for Contraceptive Use, 2010. Adapted from the World Health Organization Medical Eligibility Criteria for Contraceptive Use]]></source>
<year>2010</year>
<edition>4th</edition>
<publisher-name><![CDATA[MMWR Early Release]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hidalgo]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Nardiz]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Anticonceptivos hormonales]]></article-title>
<source><![CDATA[Farm Prof]]></source>
<year>2014</year>
<volume>28</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>28-33</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="">
<collab>OMS</collab>
<source><![CDATA[Criterios médicos de elegibilidad para el uso de anticonceptivos]]></source>
<year>2015</year>
<edition>Quinta</edition>
</nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Merheb]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tamayo]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Toro]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aspectos prácticos]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Bajares]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pizzi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Consenso: anticoncepción hormonal 2013]]></source>
<year>2013</year>
<page-range>104-20</page-range><publisher-loc><![CDATA[Caracas ]]></publisher-loc>
<publisher-name><![CDATA[Editorial ATEPROCA C.A]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guilbert]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Black]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Dunn]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Senikas]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<collab>Medical Experts In Family Planning Of The National Institute Of Public Health Of Quebec</collab>
<collab>Social And Sexual Issues Committee</collab>
<article-title xml:lang=""><![CDATA[Missed hormonal contraceptives: new recommendations]]></article-title>
<source><![CDATA[J Obstet Gynaecol Can]]></source>
<year>2008</year>
<volume>30</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1050-62</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stubblefield]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Selección del mejor anticonceptivo oral]]></article-title>
<source><![CDATA[Clín Obstét Ginecol]]></source>
<year>1989</year>
<volume>2</volume>
<page-range>307-18</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Risser]]></surname>
<given-names><![CDATA[WL]]></given-names>
</name>
<name>
<surname><![CDATA[Gefter]]></surname>
<given-names><![CDATA[LR]]></given-names>
</name>
<name>
<surname><![CDATA[Barratt]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Risser]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Weight change in adolescents who used hormonal contraception]]></article-title>
<source><![CDATA[J Adolesc Health]]></source>
<year>1999</year>
<volume>24</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>433-6</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gallo]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Grimes]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Carayon]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Schulz]]></surname>
<given-names><![CDATA[KF]]></given-names>
</name>
<name>
<surname><![CDATA[Helmerhorst]]></surname>
<given-names><![CDATA[FM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Combination contraceptives: effects on weight]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2014</year>
<volume>2014</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Lilue]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Función sexual femenina y anticoncepción hormonal]]></article-title>
<source><![CDATA[Ginecol Obstet Mex]]></source>
<year>2020</year>
<volume>88</volume>
<numero>^s1</numero>
<issue>^s1</issue>
<supplement>1</supplement>
<page-range>S178-88</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
