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  2. Morphine - Wikipedia

    en.wikipedia.org/wiki/Morphine

    In the Netherlands, morphine is classified as a List 1 drug under the Opium Law. In New Zealand, morphine is classified as a Class B drug under the Misuse of Drugs Act 1975. [153] In the United Kingdom, morphine is listed as a Class A drug under the Misuse of Drugs Act 1971 and a Schedule 2 Controlled Drug under the Misuse of Drugs Regulations ...

  3. Morphine - Wikipedia

    en.wikipedia.org/wiki/(+)-Morphine

    To the contrary, in rats, (+)-morphine acts as an antianalgesic and is approximately 71,000 times more potent as an antianalgesic than (−)-morphine is as an analgesic. [ 1 ] (+)-Morphine derives its antianalgesic effects by being a selective-agonist of the Toll-like receptor 4 (TLR4), which due to not binding to opioid receptors allows it to ...

  4. μ-opioid receptor - Wikipedia

    en.wikipedia.org/wiki/Μ-opioid_receptor

    Many overdoses occur in people who return to their previous dose after having lost their tolerance following cessation of opioids. This puts addicts who receive medical treatment for opioid addiction at great risk of overdose when they are released, as they may be particularly vulnerable to relapse.

  5. Equianalgesic - Wikipedia

    en.wikipedia.org/wiki/Equianalgesic

    Acute use (1–3 days) yields a potency about 1.5× stronger than that of morphine and chronic use (7 days+) yields a potency about 2.5 to 5× that of morphine. Similarly, the effect of tramadol increases after consecutive dosing due to the accumulation of its active metabolite and an increase of the oral bioavailability in chronic use.

  6. CDC warns of deadly drug 100 times more potent than ... - AOL

    www.aol.com/cdc-warns-deadly-drug-100-093050260.html

    Carfentanil is 10,000 more times more potent than morphine and 100 times more potent than fentanyl, Tuell confirmed. "Even a small amount can be fatal, as it can cause respiratory failure ," he said.

  7. Opioid - Wikipedia

    en.wikipedia.org/wiki/Opioid

    In treating chronic pain, opioids are an option to be tried after other less risky pain relievers have been considered, including paracetamol or NSAIDs like ibuprofen or naproxen. [41] Some types of chronic pain, including the pain caused by fibromyalgia or migraine, are preferentially treated with drugs other than opioids.

  8. Acetaminophen: 4 Things to Know About This Common Over-the ...

    www.aol.com/news/2014-01-21-acetaminophen-4...

    Acetaminophen is generally more potent than aspirin or ibuprofen since it directly affects the central nervous system (brain and spinal cord nerves), rather than the peripheral nervous system that ...

  9. Opiate - Wikipedia

    en.wikipedia.org/wiki/Opiate

    It is a strong μ-receptor agonist that is 80–100 times more potent than morphine, and has a fast onset with a shorter duration of action than morphine due to redistribution from CNS location to fatty tissue. When it is used as a continual drug (e.g. transdermal patches, longer term use of IV fentanyl in ICU patients) its elimination half ...