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Related Concept Videos

Analgesia and Pain Management01:25

Analgesia and Pain Management

Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
Opioid Analgesics: Synthetic and Semisynthetic Opioids01:15

Opioid Analgesics: Synthetic and Semisynthetic Opioids

Synthetic and semisynthetic opioids are pivotal in pain management and tackling opioid addiction. Semisynthetic opioids, including morphinans (morphine derivatives), oxycodone, oxymorphone, hydrocodone, and hydromorphone, have improved pharmacokinetic profiles compared to morphine. Additionally, heroin and 6-MAM (6-Monoacetylmorphine) show better CNS penetration than morphine due to heightened lipid solubility. Hydromorphone, a potent opioid, undergoes hepatic metabolism to form the active...
Nociception01:44

Nociception

Nociception—the ability to feel pain—is essential for an organism’s survival and overall well-being. Noxious stimuli such as piercing pain from a sharp object, heat from an open flame, or contact with corrosive chemicals are first detected by sensory receptors, called nociceptors, located on nerve endings. Nociceptors express ion channels that convert noxious stimuli into electrical signals. When these signals reach the brain via sensory neurons, they are perceived as pain. Thus, pain helps the...
Pain01:20

Pain

Pain serves as a critical warning signal that alerts the body to potential or actual harm. When mechanical pressure on the skin is intense, such as from a sharp pinch, the sensation transitions from touch to pain. Similarly, extreme temperatures, like a hot pot handle, convert the sensation of heat into pain. Pain can also result from overstimulation of other senses, such as blinding light, loud noise, or the intense heat from habañero peppers. This ability to sense pain is essential for...
Opioid Analgesics: Morphine and Other Natural Cogeners01:20

Opioid Analgesics: Morphine and Other Natural Cogeners

Opioids are a class of drugs that mimic endogenous opioid peptides and act on opioid receptors, and help in pain relief. These compounds are classified as natural, synthetic, or semi-synthetic. Natural opioids, like morphine, codeine, and thebaine, are derived from the opium poppy plant (Papaver somniferum or Papaver album) and are termed opiates. Synthetic opioids are artificial, while semi-synthetic opioids combine natural and synthetic compounds. Morphine, a prototypical opioid, possesses a...
Drug Control Governance: Regulatory Bodies and Their Impact01:03

Drug Control Governance: Regulatory Bodies and Their Impact

Drug control governance involves the oversight and regulation of pharmaceuticals to ensure their safety and efficacy while preventing illegal drug use and trafficking. Regulatory bodies, including the US Food and Drug Administration (FDA) and the European Union's European Medicines Agency (EMA), play a central role in this process. These agencies evaluate the safety and efficacy of drugs before they can be marketed. They fund clinical trials and assess the benefits and risks associated with a...

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Related Experiment Video

Updated: Jun 11, 2026

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat
08:05

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

Published on: November 21, 2025

Regulatory barriers for adequate pain control.

Jerome W Yates1, Rebecca Kirch

  • 1UNY at Buffalo, USA. jeromey@aol.com

Asian Pacific Journal of Cancer Prevention : APJCP
|July 2, 2010
PubMed
Summary

The Single Convention on Narcotic Drugs aimed to relieve suffering and control drug distribution, but 50 years later, inadequate supplies and restrictive regulations hinder pain management. Advocacy and education are improving access and expertise.

Area of Science:

  • Public Health
  • Pain Management
  • International Drug Policy

Background:

  • The 1961 Single Convention on Narcotic Drugs aimed to balance pain relief with drug control.
  • Fifty years post-convention, significant challenges persist in achieving these dual goals.
  • Barriers include inadequate government systems for supply, overly restrictive regulations, and physician apprehension.

Purpose of the Study:

  • To evaluate the effectiveness of the Single Convention on Narcotic Drugs in achieving its goals.
  • To identify persistent barriers to adequate pain relief and controlled narcotic drug distribution.
  • To highlight progress made through advocacy and education.

Main Methods:

  • Policy analysis of the Single Convention on Narcotic Drugs and its implementation.

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Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities
07:23

Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

Published on: July 29, 2014

Determining Pain Detection and Tolerance Thresholds Using an Integrated, Multi-Modal Pain Task Battery
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Determining Pain Detection and Tolerance Thresholds Using an Integrated, Multi-Modal Pain Task Battery

Published on: April 14, 2016

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Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat
08:05

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

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Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities
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Assessment of Morphine-induced Hyperalgesia and Analgesic Tolerance in Mice Using Thermal and Mechanical Nociceptive Modalities

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Determining Pain Detection and Tolerance Thresholds Using an Integrated, Multi-Modal Pain Task Battery
09:38

Determining Pain Detection and Tolerance Thresholds Using an Integrated, Multi-Modal Pain Task Battery

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  • Review of governmental and regulatory frameworks impacting narcotic drug availability.
  • Assessment of healthcare provider training and expertise in pain management.

    • Main Results:

    • Despite the convention's intent, access to narcotic drugs for pain relief remains insufficient.
    • Restrictive regulations and fear of legal repercussions limit physician prescribing.
    • Shortages of pain management specialists and deficiencies in healthcare provider training are evident.

    Conclusions:

    • Advocacy efforts have begun to dismantle regulatory barriers.
    • Targeted educational programs are improving healthcare provider expertise in chronic pain management.
    • Continued efforts are needed to ensure adequate pain relief and controlled access to essential narcotic drugs.