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	<id>https://wikimd.com/index.php?action=history&amp;feed=atom&amp;title=W-18</id>
	<title>W-18 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wikimd.com/index.php?action=history&amp;feed=atom&amp;title=W-18"/>
	<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=W-18&amp;action=history"/>
	<updated>2026-04-23T11:53:22Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.44.2</generator>
	<entry>
		<id>https://wikimd.com/index.php?title=W-18&amp;diff=6531571&amp;oldid=prev</id>
		<title>Prab at 18:48, 18 March 2025</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=W-18&amp;diff=6531571&amp;oldid=prev"/>
		<updated>2025-03-18T18:48:13Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 18:48, 18 March 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l31&quot;&gt;Line 31:&lt;/td&gt;
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&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=W-18&amp;diff=6520241&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=W-18&amp;diff=6520241&amp;oldid=prev"/>
		<updated>2025-03-18T01:03:32Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 01:03, 18 March 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l31&quot;&gt;Line 31:&lt;/td&gt;
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&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=W-18&amp;diff=6280390&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=W-18&amp;diff=6280390&amp;oldid=prev"/>
		<updated>2025-02-11T06:09:37Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 06:09, 11 February 2025&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l30&quot;&gt;Line 30:&lt;/td&gt;
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&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{No image}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=W-18&amp;diff=5298293&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=W-18&amp;diff=5298293&amp;oldid=prev"/>
		<updated>2024-02-25T21:21:47Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;W-18&amp;#039;&amp;#039;&amp;#039; is a synthetic opioid and an analgesic drug which was first developed in the 1980s by chemists at the University of Alberta. It is one of 32 compounds in a series starting with W-1. W-18 is the most potent compound in the series, being approximately 10,000 times more potent than morphine.&lt;br /&gt;
&lt;br /&gt;
== History ==&lt;br /&gt;
&lt;br /&gt;
W-18 was first synthesized in the 1980s by a team of chemists at the [[University of Alberta]] who were working on novel methods for synthesizing opioids. The compound was patented in 1984, but it was not until the 2010s that it began to appear in the illicit drug market.&lt;br /&gt;
&lt;br /&gt;
== Pharmacology ==&lt;br /&gt;
&lt;br /&gt;
W-18 is a [[opioid]] and an [[analgesic]] drug. It is one of 32 compounds in a series starting with W-1, with W-18 being the most potent. It is approximately 10,000 times more potent than [[morphine]], making it one of the most potent opioids known.&lt;br /&gt;
&lt;br /&gt;
The exact mechanism of action of W-18 is not well understood. It is thought to act as a [[G protein-coupled receptor]] agonist, similar to other opioids. However, it has also been suggested that it may have additional mechanisms of action, which could contribute to its extreme potency.&lt;br /&gt;
&lt;br /&gt;
== Legal status ==&lt;br /&gt;
&lt;br /&gt;
W-18 is a controlled substance in many countries, including the United States, Canada, and the United Kingdom. In the United States, it is classified as a Schedule I drug under the [[Controlled Substances Act]], meaning it has a high potential for abuse and no accepted medical use.&lt;br /&gt;
&lt;br /&gt;
== Health risks ==&lt;br /&gt;
&lt;br /&gt;
Due to its extreme potency, W-18 poses significant health risks. Overdose can occur at very low doses and can result in respiratory depression, coma, and death. There is also a high risk of addiction and dependence.&lt;br /&gt;
&lt;br /&gt;
== See also ==&lt;br /&gt;
&lt;br /&gt;
* [[Fentanyl]]&lt;br /&gt;
* [[Carfentanil]]&lt;br /&gt;
* [[Opioid epidemic]]&lt;br /&gt;
&lt;br /&gt;
[[Category:Opioids]]&lt;br /&gt;
[[Category:Synthetic opioids]]&lt;br /&gt;
[[Category:Drugs]]&lt;br /&gt;
&lt;br /&gt;
{{stub}}&lt;/div&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
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