{"id":2296,"date":"2017-04-07T17:37:48","date_gmt":"2017-04-07T20:37:48","guid":{"rendered":"http:\/\/biologo.com.br\/bio\/?p=2296"},"modified":"2018-03-03T13:22:43","modified_gmt":"2018-03-03T16:22:43","slug":"plantas-medicinais","status":"publish","type":"post","link":"https:\/\/biologo.com.br\/bio\/plantas-medicinais\/","title":{"rendered":"Plantas medicinais"},"content":{"rendered":"<p><span style=\"font-size: 14pt; color: #000000;\"><span style=\"color: #3366ff;\"><strong>Plantas medicinais<\/strong><\/span> (ou ervas medicinais) foram identificadas e utilizadas desde os tempos pr\u00e9-hist\u00f3ricos. <\/span><\/p>\n<p><span style=\"font-size: 14pt; color: #000000;\">As plantas produzem muitos compostos qu\u00edmicos para fun\u00e7\u00f5es biol\u00f3gicas, incluindo defesa contra insetos, fungos e mam\u00edferos herb\u00edvoros, muitos desses elementos podem ser usados pelo homem. Hoje, mais de 12.000 compostos ativos s\u00e3o conhecidos pela ci\u00eancia.<\/span><\/p>\n<h2><span style=\"color: #000000;\"><strong><span style=\"font-size: 24pt; font-family: 'courier new', courier, monospace;\">Plantas medicinais<\/span><\/strong><\/span><\/h2>\n<p><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2301\" data-permalink=\"https:\/\/biologo.com.br\/bio\/plantas-medicinais\/flor-de-abobora\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"flor-medicinal\" data-image-description=\"&lt;p&gt;flor da ab\u00f3bora&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;flor medicinal&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora.jpg?fit=631%2C351&amp;ssl=1\" class=\"size-medium wp-image-2301 alignright\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora-300x167.jpg?resize=300%2C167\" alt=\"plantas medicinais - flor medicinal\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/flor-de-abobora.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><span style=\"color: #000000;\">Os compostos qu\u00edmicos vegetais funcionam no corpo humano da mesma maneira que os medicamentos farmac\u00eauticos, para que os medicamentos \u00e0 base de plantas podem ser\u00a0ben\u00e9ficos e t\u00eam efeitos colaterais prejudiciais, assim como os medicamentos convencionais. <\/span><\/p>\n<blockquote><p><span style=\"color: #ffffff; font-size: 14pt;\">\u00c9 preciso atentar para o fato de que uma \u00fanica planta medicinal pode conter diversas subst\u00e2ncias indesej\u00e1veis no nosso organismo, portanto usar uma\u00a0planta como medicamento pode ser uma medida complexa.<\/span><\/p><\/blockquote>\n<figure id=\"attachment_720\" aria-describedby=\"caption-attachment-720\" style=\"width: 300px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/biologo.com.br\/bio\/historia-da-botanica\/\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"720\" data-permalink=\"https:\/\/biologo.com.br\/bio\/historia-da-botanica\/historia-da-botanica-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/05\/historia-da-botanica.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"historia-da-botanica\" data-image-description=\"&lt;p&gt;Hist\u00f3ria da Bot\u00e2nica . Livro no Museu de Cluny&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;Livro no Museu de Cluny&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/05\/historia-da-botanica.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-720 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/05\/historia-da-botanica-300x167.jpg?resize=300%2C167\" alt=\"Hist\u00f3ria da Bot\u00e2nica\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/05\/historia-da-botanica.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/05\/historia-da-botanica.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-720\" class=\"wp-caption-text\"><span style=\"color: #000000; font-size: 10pt;\"><a style=\"color: #000000;\" href=\"http:\/\/biologo.com.br\/bio\/historia-da-botanica\/\">Hist\u00f3ria da bot\u00e2nica<\/a>. Livro no Museu de Cluny<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">As plantas medicinais foram identificadas e usadas ao longo da hist\u00f3ria por sua\u00a0capacidade de sintetizar uma grande variedade de compostos qu\u00edmicos que s\u00e3o utilizados para desempenhar fun\u00e7\u00f5es biol\u00f3gicas importantes e para a defesa contra o ataque de predadores, tais como insetos, fungos, herb\u00edvoros e <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"http:\/\/biologo.com.br\/bio\/mamiferos\/\">mam\u00edferos<\/a><\/span><\/span>.<\/p>\n<p><span style=\"font-size: 14pt;\">\u00a0\u2022 <a href=\"http:\/\/biologo.com.br\/bio\/documentario-a-vida-das-plantas\/\">Document\u00e1rio A Vida das Plantas<\/a><\/span><\/p>\n<p><span style=\"font-size: 14pt;\">\u00a0\u2022\u00a0<a href=\"http:\/\/biologo.com.br\/bio\/etnobotanica\/\"><span style=\"color: #0000ff;\">Etnobot\u00e2nica<\/span><\/a><\/span><\/p>\n<h4><strong><span style=\"font-size: 12pt;\">Hist\u00f3ria das Plantas Medicinais<\/span><\/strong><\/h4>\n<p><span style=\"color: #000000;\">Os primeiros registros hist\u00f3ricos de ervas s\u00e3o encontrados a partir da civiliza\u00e7\u00e3o sum\u00e9ria, onde centenas de plantas medicinais, incluindo o \u00f3pio foram listados em tabuletas de argila.<\/span><\/p>\n<p><span style=\"color: #000000;\"> O <em>Ebers Papyrus<\/em> do antigo Egito descreve mais de 850 medicamentos vegetais, enquanto <span style=\"text-decoration: underline;\"><a style=\"color: #000000; text-decoration: underline;\" href=\"https:\/\/pt.wikipedia.org\/wiki\/Diosc%C3%B3rides\" target=\"_blank\" rel=\"noopener noreferrer\">Dioscorides<\/a> <\/span>documentou mais de 1000 receitas de medicamentos com mais de 600 plantas medicinais, formando a base de farmacologia h\u00e1 cerca de 1500 anos.<\/span><\/p>\n<p><span style=\"color: #000000;\">Na antiga Sum\u00e9ria, centenas de plantas medicinais, incluindo mirra e \u00f3pio, foram registradas. O eg\u00edpcio antigo Ebers Papyrus listou mais de 800 medicamentos de plantas como aloe, cannabis, mamona, alho, zimbro e mandr\u00e1gora.<\/span><\/p>\n<p><span style=\"color: #000000;\">Desde os tempos antigos at\u00e9 o presente, a medicina ayurv\u00e9dica, usou centenas de plantas e especiarias farmacologicamente ativas, como a c\u00farcuma, que cont\u00e9m curcumina.<\/span><\/p>\n<p><span style=\"color: #000000;\">Na farmacologia chinesa, o Shennong Ben Cao Jing registrou medicamentos de plantas como o chaulmoogra para lepra e c\u00e2nhamo.\u00a0No quarto s\u00e9culo aC, o disc\u00edpulo de Arist\u00f3teles Theophrastus escreveu o primeiro texto sistem\u00e1tico de bot\u00e2nica, <em>Historia plantarum.<\/em><\/span><\/p>\n<h5><span style=\"color: #000000;\"><strong><span style=\"font-size: 12pt;\">Plantas Medicinais na era moderna<\/span><\/strong><\/span><\/h5>\n<figure id=\"attachment_2360\" aria-describedby=\"caption-attachment-2360\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"http:\/\/biologo.com.br\/bio\/plantas-medicinais-brasileiras\/\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2360\" data-permalink=\"https:\/\/biologo.com.br\/bio\/plantas-medicinais-brasileiras\/ipe-rocho\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/ipe-rocho.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ipe-rocho\" data-image-description=\"&lt;p&gt;Ip\u00ea Roxo\/Pau-d&amp;#8217;arco, &amp;#8220;Tabebuia avellanedae&amp;#8221;: Arteriosclerose, fortifica o sangue, \u00falceras.&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;Ip\u00ea Roxo\/Pau-d&amp;#8217;arco, &amp;#8220;Tabebuia avellanedae&amp;#8221;: Arteriosclerose, fortifica o sangue, \u00falceras.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/ipe-rocho.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-2360 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/ipe-rocho-300x167.jpg?resize=300%2C167\" alt=\"Ip\u00ea Roxo - Plantas Medicinais Brasileiras:\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/ipe-rocho.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/ipe-rocho.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-2360\" class=\"wp-caption-text\"><span style=\"color: #000000;\"><a href=\"http:\/\/biologo.com.br\/bio\/plantas-medicinais-brasileiras\/\">Plantas Medicinais Brasileiras<\/a>. &#8220;<em>Tabebuia avellanedae<\/em>&#8220;.<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">O per\u00edodo moderno viu o florescer esta ci\u00eancia\u00a0pela Europa, come\u00e7ando em\u00a01526 com Grete Herball. John Gerard escreveu seu famoso The Herball ou Hist\u00f3ria Geral de Plantas em 1597. <\/span><\/p>\n<p><span style=\"color: #000000;\">\u00a0Muitos produtos medicinais novos chegaram \u00e0 Europa como produtos da explora\u00e7\u00e3o do Novo Mundo. As ervas medicinais que chegavam nas Am\u00e9ricas inclu\u00edam alho, gengibre e a\u00e7afr\u00e3o; Caf\u00e9, tabaco e coca viajaram na outra dire\u00e7\u00e3o. No M\u00e9xico, o manuscrito Badianus do s\u00e9culo XVI descreveu plantas medicinais dispon\u00edveis na Am\u00e9rica Central.<\/span><\/p>\n<h6><span style=\"color: #000000;\"><strong><span style=\"font-size: 12pt;\">O uso das ervas medicinais\u00a0na atualidade<\/span><\/strong><\/span><\/h6>\n<p><span style=\"color: #000000;\">Hoje o uso das ervas medicinais se difundiu e se sofisticou. Entretanto, ainda \u00e9 motivo de muita pol\u00eamica, especialmente de plantas como a Cannabis e a coca.\u00a0<\/span><\/p>\n<p><span style=\"color: #000000;\">A pesquisa de drogas faz uso da <a href=\"http:\/\/biologo.com.br\/bio\/etnobotanica\/\"><strong>etnobot\u00e2nica<\/strong><\/a> para pesquisar subst\u00e2ncias farmacologicamente ativas na natureza, desta forma descobriu-se centenas de compostos \u00fateis. Estes incluem os medicamentos comuns aspirina, digoxina, quinina e \u00f3pio.<\/span><\/p>\n<figure id=\"attachment_2138\" aria-describedby=\"caption-attachment-2138\" style=\"width: 300px\" class=\"wp-caption alignright\"><a style=\"color: #000000;\" href=\"http:\/\/biologo.com.br\/bio\/biologia-molecular\/\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2138\" data-permalink=\"https:\/\/biologo.com.br\/bio\/genetica-molecular\/genetica-molecular-lab\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/03\/genetica-molecular-lab.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"genetica-molecular-lab\" data-image-description=\"&lt;p&gt;A gen\u00e9tica molecular \u00e9 a \u00e1rea da biologia que estuda a estrutura e a fun\u00e7\u00e3o dos genes a n\u00edvel molecular. by University of Michigan School of Natural Resources &amp;#038; Environment &lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;by University of Michigan School of Natural Resources &amp;#038; Environment &lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/03\/genetica-molecular-lab.jpg?fit=631%2C351&amp;ssl=1\" class=\"wp-image-2138 size-medium\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/03\/genetica-molecular-lab-300x167.jpg?resize=300%2C167\" alt=\"Gen\u00e9tica molecular\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/03\/genetica-molecular-lab.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/03\/genetica-molecular-lab.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-2138\" class=\"wp-caption-text\"><span style=\"color: #000000; font-size: 8pt;\">by University of Michigan School of Natural Resources &amp; Environment<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Os compostos encontrados em plantas s\u00e3o de muitos tipos, mas a maioria est\u00e1 presente em quatro grandes classes bioqu\u00edmicas, os alcal\u00f3ides, glicos\u00eddeos, polifen\u00f3is e terpenos.<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt;\"><a href=\"http:\/\/biologo.com.br\/bio\/biologia-molecular\/\">Biologia molecular<\/a><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Os compostos qu\u00edmicos em plantas mediam seus efeitos sobre o corpo humano atrav\u00e9s de processos id\u00eanticos aos j\u00e1 bem compreendidos compostos qu\u00edmicos de drogas convencionais, assim os medicamentos fitoter\u00e1picos n\u00e3o diferem muito de drogas convencionais em termos de funcionamento. <\/span><\/p>\n<p><span style=\"color: #000000;\">Isto permite que os medicamentos \u00e0 base de plantas possam ser t\u00e3o eficazes como os convencionais, mas tamb\u00e9m podem ter o mesmo potencial para causar efeitos secund\u00e1rios nocivos.<\/span><\/p>\n<figure id=\"attachment_2302\" aria-describedby=\"caption-attachment-2302\" style=\"width: 300px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2302\" data-permalink=\"https:\/\/biologo.com.br\/bio\/plantas-medicinais\/cannabis-sativa-plantas-medicinais\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais.jpg?fit=631%2C351&amp;ssl=1\" data-orig-size=\"631,351\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Cannabis-Sativa&amp;#8212;Plantas-medicinais\" data-image-description=\"&lt;p&gt;Embora a Cannabis tenha a sua efic\u00e1cia comprovada para diversos fins medicinais, seu uso ainda \u00e9 proibido ou restrito em muitos pa\u00edses.&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;Embora a Cannabis tenha a sua efic\u00e1cia comprovada para diversos fins medicinais, seu uso ainda \u00e9 proibido ou restrito em muitos pa\u00edses.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais.jpg?fit=631%2C351&amp;ssl=1\" class=\"size-medium wp-image-2302\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais-300x167.jpg?resize=300%2C167\" alt=\"Cannabis Sativa - Plantas medicinais\" width=\"300\" height=\"167\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais.jpg?resize=300%2C167&amp;ssl=1 300w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2017\/04\/Cannabis-Sativa-Plantas-medicinais.jpg?w=631&amp;ssl=1 631w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><figcaption id=\"caption-attachment-2302\" class=\"wp-caption-text\"><span style=\"color: #000000; font-size: 10pt;\">Embora a Cannabis tenha a sua efic\u00e1cia comprovada para diversos fins medicinais, seu uso ainda \u00e9 proibido ou restrito em muitos pa\u00edses.<\/span><\/figcaption><\/figure>\n<h5><span style=\"font-size: 12pt;\"><strong><span style=\"color: #003300;\">Pol\u00eamica com as plantas medicinais<\/span><\/strong><\/span><\/h5>\n<p><span style=\"color: #000000;\">As plantas medicinais s\u00e3o amplamente utilizadas para tratar doen\u00e7as em sociedades n\u00e3o-industrializadas, por serem mais baratas e acess\u00edveis do que os medicamentos convencionais.\u00a0<\/span><\/p>\n<p><span style=\"color: #000000;\">Todavia, seu uso ainda \u00e9 controverso, especialmente quando as plantas s\u00e3o utilizadas de forma caseira.\u00a0O famoso m\u00e9dico brasileiro Drauzio Varella, por exemplo, <a href=\"http:\/\/revistaepoca.globo.com\/Revista\/Epoca\/0,,EMI166873-15257,00-VOCE+CONFIA+NAS+ERVAS+MEDICINAIS.html\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"text-decoration: underline;\"><span style=\"color: #000000; text-decoration: underline;\">questionou a efic\u00e1cia das plantas e fitoter\u00e1picos<\/span><\/span>.<\/a><\/span><\/p>\n<p><span style=\"color: #000000;\">A Food And Drug Administration (FDA) \u2013 \u00f3rg\u00e3o regulador de consumo e produ\u00e7\u00e3o de rem\u00e9dios do governo americano\u00a0\u2013 exige informa\u00e7\u00f5es detalhadas em r\u00f3tulos e bulas de fitoter\u00e1picos.\u00a0<\/span><\/p>\n<h3><span style=\"color: #003300;\"><strong><span style=\"font-size: 12pt;\">Ervas Medicinais<\/span><\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"font-size: 14pt;\"><a href=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"1090\" data-permalink=\"https:\/\/biologo.com.br\/bio\/agroecologia\/agroecologia-camponeses\/\" data-orig-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses.jpg?fit=360%2C372&amp;ssl=1\" data-orig-size=\"360,372\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"agroecologia-camponeses\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses.jpg?fit=360%2C372&amp;ssl=1\" class=\"alignright size-medium wp-image-1090\" src=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses-290x300.jpg?resize=290%2C300\" alt=\"\" width=\"290\" height=\"300\" srcset=\"https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses.jpg?resize=290%2C300&amp;ssl=1 290w, https:\/\/i0.wp.com\/biologo.com.br\/bio\/wp-content\/uploads\/2016\/08\/agroecologia-camponeses.jpg?w=360&amp;ssl=1 360w\" sizes=\"auto, (max-width: 290px) 100vw, 290px\" \/><\/a><a href=\"http:\/\/biologo.com.br\/bio\/biomedicina\/\">Biomedicina<\/a><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">O uso de ervas e especiarias na culin\u00e1ria desenvolveu-se em parte como uma resposta \u00e0 amea\u00e7a de agentes pat\u00f3genos de origem alimentar. Estudos mostram que em climas tropicais, onde os pat\u00f3genos s\u00e3o mais abundantes, as receitas s\u00e3o mais condimentadas. Al\u00e9m disso, as especiarias com poder antimicrobiano mais potente tendem a ser selecionadas.<\/span><\/p>\n<p><span style=\"color: #000000;\"> Em todas as culturas os vegetais s\u00e3o menos temperados do que as carnes, presumivelmente porque s\u00e3o mais resistentes \u00e0 deteriora\u00e7\u00e3o. As angiospermas foram a fonte original da maioria das plantas medicinais. <\/span><\/p>\n<p><span style=\"color: #000000;\">Muitas das ervas daninhas comuns que povoam os assentamentos humanos, como a urtiga, o dente-de-le\u00e3o e a Morugem, t\u00eam propriedades medicinais.<\/span><\/p>\n<h4><span style=\"color: #000000; font-size: 12pt;\"><strong>No Brasil<\/strong><\/span><\/h4>\n<p><span style=\"color: #000000;\">O Brasil abriga cerca de 22% da <a style=\"color: #000000;\" href=\"http:\/\/biologo.com.br\/bio\/biodiversidade\/\"><span style=\"color: #0000ff;\">biodiversidade<\/span><\/a> vegetal do planeta. Uma das mais ricas floras medicinais do mundo.<\/span><br \/>\n<span style=\"color: #000000;\">Al\u00e9m disso possui uma rica medicina popular relacionada ao uso das plantas, proveniente da miscigena\u00e7\u00e3o de diferentes culturas.<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"http:\/\/biologo.com.br\/bio\/plantas-medicinais-brasileiras\/\">Plantas Medicinais Brasileiras<\/a><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Todavia, a medicina herdada da cultura ind\u00edgena, baseada no uso das plantas medicinais nativas, ainda \u00e9 pouco conhecida e estudada.<\/span><\/p>\n<p><span style=\"color: #000000;\">Apesar do uso tradicional de plantas medicinais por s\u00e9culos, raros s\u00e3o os medicamentos registrados no Brasil com plantas nativas.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Plantas medicinais (ou ervas medicinais) foram identificadas e utilizadas desde os tempos pr\u00e9-hist\u00f3ricos. As plantas produzem muitos compostos qu\u00edmicos para<\/p>\n","protected":false},"author":1,"featured_media":2300,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[17,119,131,11],"tags":[],"class_list":["post-2296","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biomedicas","category-bioquimica","category-biotecnologia","category-botanica"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - 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