<p>{"id":24759,"date":"2026-05-07T04:26:11","date_gmt":"2026-05-07T04:26:11","guid":{"rendered":"https:\/\/izchem.com\/?post_type=product&amp;p=24759"},"modified":"2026-09-27T09:44:59","modified_gmt":"2026-09-27T09:44:59","slug":"%d0%bc%d0%b5%d1%82%d0%b0%d0%b4%d0%be%d0%bd","status":"publish","type":"product","link":"https:\/\/izchem.com\/ru\/methadone\/","title":{"rendered":"</p><p>\u043c\u0435\u0442\u0430\u0434\u043e\u043d&lt;\/p&gt;"},"content":{"rendered":"</p><h2 style='\"text-align:' left>Methadone uk&lt;\/h2&gt;</h2><p>Methadone uk , sold under the brand names Dolophine and Methadose among others, is a synthetic opioid agonist used for opioid maintenance therapy in opioid dependence and for chronic pain management. <a href="%5C%22https:%5C/%5C/en.wikipedia.org%5C/wiki%5C/Detoxification%5C%22" rel='\"noopener\"'>Detoxification&lt;\/a&gt; using methadone can be accomplished in less than a month, or it may be done gradually over as long as six months. While a single dose has a rapid effect, maximum effect can take up to five days of use.&lt;\/p&gt;<p><img loading='\"lazy\"' decoding='\"async\"' class='\"alignnone' size-medium wp-image-31464 src="%5C%22https:%5C/%5C/izchem.com%5C/wp-content%5C/uploads%5C/2026%5C/05%5C/Methadone-280x300.jpg%5C%22" alt='\"\u043c\u0435\u0442\u0430\u0434\u043e\u043d\"' width='\"280\"' height='\"300\"' srcset='\"https:\/\/izchem.com\/wp-content\/uploads\/2026\/05\/Methadone-280x300.jpg' https: sizes='\"auto,'>&lt;\/p&gt;</p><h3>\u043c\u0435\u0442\u0430\u0434\u043e\u043d \u043d\u0430 \u043f\u0440\u043e\u0434\u0430\u0436\u0443&lt;\/h3&gt;</h3><p>The pain-relieving effects last about six hours after a single dose. After long-term use, in people with normal liver function, effects last 8 to 36 hours. Methadone is usually taken by mouth and rarely by injection into a muscle or vein.&lt;\/p&gt;</p><p>Methadone is an opiate <a href="%5C%22https:%5C/%5C/en.wikipedia.org%5C/wiki%5C/Analgesic%5C%22" rel='\"noopener\"'>analgesic&lt;\/a&gt; a narcotic pain medication that&rsquo;s sometimes prescribed for people who aren&rsquo;t getting enough relief from another analgesic. Like other opioids, it works by changing the way the brain and the rest of the nervous system respond to the sensation of pain in our system?&lt;\/p&gt;<p><img loading='\"lazy\"' decoding='\"async\"' class='\"alignnone' size-medium wp-image-31464 src="%5C%22https:%5C/%5C/izchem.com%5C/wp-content%5C/uploads%5C/2026%5C/05%5C/Methadone-280x300.jpg%5C%22" alt='\"\u043c\u0435\u0442\u0430\u0434\u043e\u043d\"' width='\"280\"' height='\"300\"' srcset='\"https:\/\/izchem.com\/wp-content\/uploads\/2026\/05\/Methadone-280x300.jpg' https: sizes='\"auto,'>&lt;\/p&gt;</p><h3>Methadone dosage&lt;\/h3&gt;</h3><p>Many factors influence how long methadone stays in your system. Individual health factors, such as age, weight, <a href="%5C%22https:%5C/%5C/www.news-medical.net%5C/life-sciences%5C/What-is-Metabolism.aspx#:~:text=Metabolism%20is%20a%20term%20that,all%20compounds%20needed%20by%20the%5C%22" rel='\"noopener\"'>\u043e\u0431\u043c\u0435\u043d \u0432\u0435\u0449\u0435\u0441\u0442\u0432&lt;\/a&gt;, liver function, and additional ailments, as well as the duration of methadone use, frequency of use, dosage amount, and concurrent use of any other substances, all impact how quickly methadone gets processed through your body.&lt;\/p&gt;<p>Buy methadone online. Clinical opinions about how long methadone stays in your system vary anywhere from 2 days to up to 13 days.&lt;\/p&gt;<section>\n<h3 id='\"2-4\"'>Methadone Side Effects | How long does methadone stay in your system&lt;\/h3&gt;\n</h3><p>With short-term use, you may notice side effects like:&lt;\/p&gt;\n</p><ul>\n<li>\u043d\u0435\u0443\u0433\u043e\u043c\u043e\u043d\u043d\u043e\u0441\u0442\u044c&lt;\/li&gt;\n</li><li>Upset stomach&nbsp;or&nbsp;vomiting&lt;\/li&gt;\n</li><li>Slow&nbsp;breathing&lt;\/li&gt;\n</li><li>Itchy skin&lt;\/li&gt;\n</li><li>Heavy&nbsp;sweating&lt;\/li&gt;\n</li><li>\u0437\u0430\u043f\u043e\u0440&lt;\/li&gt;\n</li><li>Sexual problems&lt;\/li&gt;\n</li><li>Weight gain&lt;\/li&gt;\n</li><li>Sleep changes&lt;\/li&gt;\n</li><li>Appetite changes&lt;\/li&gt;\n</li><li>\u0433\u043e\u043b\u043e\u0432\u043d\u0430\u044f \u0431\u043e\u043b\u044c&lt;\/li&gt;\n</li><li>\u0431\u043e\u043b\u044c \u0432 \u0436\u0438\u0432\u043e\u0442\u0435&lt;\/li&gt;\n</li><li>\u0441\u0443\u0445\u043e\u0441\u0442\u044c \u0432\u043e \u0440\u0442\u0443&lt;\/li&gt;\n</li><li>\u043f\u0440\u043e\u043c\u044b\u0432\u043a\u0430&lt;\/li&gt;\n</li><li>\u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f&lt;\/li&gt;\n</li><li>Vision problems&lt;\/li&gt;\n&lt;\/ul&gt;\n<p>Some side effects are more serious. Call the doctor if you have:&lt;\/p&gt;\n</p><h3>Methadone for pain&lt;\/h3&gt;\n<ul>\n<li>\u0437\u0430\u0442\u0440\u0443\u0434\u043d\u0435\u043d\u043d\u043e\u0435 \u0434\u044b\u0445\u0430\u043d\u0438\u0435&lt;\/li&gt;\n</li><li>Fainting or lightheadedness&lt;\/li&gt;\n</li><li>Hives&nbsp;or a&nbsp;rash&lt;\/li&gt;\n</li><li>Swollen lips,&nbsp;tongue, throat, or face&lt;\/li&gt;\n</li><li>Chest pain&nbsp;or a rapid heartbeat&lt;\/li&gt;\n</li><li>Hallucinations&nbsp;or confusion&lt;\/li&gt;\n</li><li>\u043f\u0440\u0438\u0441\u0442\u0443\u043f\u044b&lt;\/li&gt;\n</li><li>\u0445\u0440\u0438\u043f\u043b\u044b\u0439 \u0433\u043e\u043b\u043e\u0441&lt;\/li&gt;\n</li><li>\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441 \u0433\u043b\u043e\u0442\u0430\u043d\u0438\u0435\u043c&lt;\/li&gt;\n</li><li>Severe drowsiness&lt;\/li&gt;\n</li><li>Unusual menstrual periods&lt;\/li&gt;\n&lt;\/ul&gt;\n&lt;\/section&gt;","protected":false},"excerpt":{"rendered":"<div class='\"mod\"' lang='\"en-CM\"' data-md='\"50\"' data-hveid='\"CAwQAA\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQkCkwH3oECAwQAA\"'>\n<div class='\"PZPZlf' hb8sac data-attrid='\"description\"' data-hveid='\"CAwQAQ\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQziAoADAfegQIDBAB\"'>\n<div><strong><span class='\"w8qArf\"'>\u0424\u043e\u0440\u043c\u0443\u043b\u0430: &lt;\/span&gt;&lt;\/strong&gt;<span class='\"LrzXr' kno-fv>C&nbsp;<sub>21&lt;\/sub&gt;&nbsp;H&nbsp;<sub>27&lt;\/sub&gt;&nbsp;\u043d\u0435\u0442&lt;\/span&gt;&lt;\/div&gt;\n<div class='\"kno-rdesc\"'><span class='\"w8qArf\"'><strong>Molar mass&nbsp;:&lt;\/strong&gt;&nbsp;&lt;\/span&gt;<span class='\"LrzXr' kno-fv>309.445 g \/ mol&lt;\/span&gt;&lt;\/div&gt;\n&lt;\/div&gt;\n&lt;\/div&gt;<div class='\"mod\"' lang='\"en-CM\"' data-attrid='\"kc:\/chemistry\/chemical_compound:cas' id data-md='\"1001\"' data-hveid='\"CAwQBw\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQkCkwInoECAwQBw\"'>\n<div class='\"Z1hOCe\"'>\n<div class='\"zloOqf' pzpzlf data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQyxMoADAiegQIDBAI\"'><span class='\"w8qArf\"'><strong>CAS ID&lt;\/strong&gt;<strong>:&lt;\/strong&gt;&nbsp;&lt;\/span&gt;<span class='\"LrzXr' kno-fv>76-99-3&lt;\/span&gt;&lt;\/div&gt;\n&lt;\/div&gt;\n&lt;\/div&gt;<div class='\"mod\"' lang='\"en-CM\"' data-attrid='\"ss:\/webfacts:formula\"' data-md='\"1001\"' data-hveid='\"CAwQCg\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQkCkwI3oECAwQCg\"'>\n<div class='\"Z1hOCe\"'>\n<div class='\"zloOqf' pzpzlf data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQyxMoADAjegQIDBAL\"'><span class='\"w8qArf\"' style='\"font-size:'><strong>Excretion&lt;\/strong&gt;<strong>:&lt;\/strong&gt;&nbsp;&lt;\/span&gt;<span class='\"LrzXr' kno-fv style='\"font-size:'>Urine, feces&lt;\/span&gt;&lt;\/div&gt;\n&lt;\/div&gt;\n&lt;\/div&gt;<div class='\"mod\"' lang='\"en-CM\"' data-attrid='\"ss:\/webfacts:bioavail\"' data-md='\"1001\"' data-hveid='\"CAwQEA\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQkCkwJXoECAwQEA\"'>\n<div class='\"Z1hOCe\"'>\n<div class='\"zloOqf' pzpzlf data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQyxMoADAlegQIDBAR\"'><span class='\"w8qArf\"'><strong>Bioavailability&lt;\/strong&gt;<strong>&nbsp;:&lt;\/strong&gt;&nbsp;&lt;\/span&gt;<span class='\"LrzXr' kno-fv>15-20% subcutaneous;&nbsp;100%&nbsp;intravenous&nbsp;;&nbsp;41&ndash;99% (by mouth)&lt;\/span&gt;&lt;\/div&gt;\n&lt;\/div&gt;\n&lt;\/div&gt;<div class='\"mod\"' lang='\"en-CM\"' data-attrid='\"ss:\/webfacts:onset_of_action\"' data-md='\"1001\"' data-hveid='\"CAwQFA\"' data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQkCkwJnoECAwQFA\"'>\n<div class='\"Z1hOCe\"'>\n<div class='\"zloOqf' pzpzlf data-ved='\"2ahUKEwjtwaCS1fLmAhXJOcAKHYtWDsYQyxMoADAmegQIDBAV\"'><span class='\"w8qArf\"'><strong>Onset of action&lt;\/strong&gt;<strong>:&lt;\/strong&gt;&nbsp;&lt;\/span&gt;<span class='\"LrzXr' kno-fv>Rapid&lt;\/span&gt;&lt;\/div&gt;\n&lt;\/div&gt;\n&lt;\/div&gt;","protected":false},"featured_media":31464,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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C\u00a021\u00a0H\u00a027\u00a0NO Molar mass\u00a0:\u00a0309.445 g \/ mol CAS ID:\u00a076-99-3 Excretion:\u00a0Urine, feces Bioavailability\u00a0:\u00a015-20% subcutaneous;\u00a0100%\u00a0intravenous\u00a0;\u00a041\u201399% (by mouth) Onset of action:\u00a0Rapid","_links":{"self":[{"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/product\/24759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/comments?post=24759"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/media\/31464"}],"wp:attachment":[{"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/media?parent=24759"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/product_brand?post=24759"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/product_cat?post=24759"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/izchem.com\/ru\/wp-json\/wp\/v2\/product_tag?post=24759"}],"curies":[{"name":"<p>wp&lt;\/p&gt;","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}</p></span></strong></strong></span></div></div></div></span></strong></strong></span></div></div></div></span></strong></strong></span></div></div></div></span></strong></strong></span></div></div></div></span></strong></span></div></sub></sub></span></span></strong></div></div></div></li></ul></h3></li></ul></section></p></a></p></a></p></a></p>
