Pharmacology /DENH 620 Pharmacology: Chapter 6 Opiod (Narcotic) Analgesics and Antagonists
DENH 620 Pharmacology: Chapter 6 Opiod (Narcotic) Analgesics and Antagonists
This deck covers key concepts from Chapter 6 of DENH 620 Pharmacology, focusing on opioid (narcotic) analgesics and antagonists. It includes definitions, drug classifications, and the physiological effects of opioids.
What are the 3 opioid receptors?
mu (µ), kappa (k), delta (∂)
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Key Terms
Term
Definition
What are the 3 opioid receptors?
mu (µ), kappa (k), delta (∂)
What do opioids function to do?
alter the reception of reaction to pain
mu (µ) receptors produce?
analgesia (the inability to feel pain)
k receptors produce?
analgesia and dysphoria with pentazocine (uneasiness or dissatisfaction)
What is ADME?
The components of how a drug is handled/processed by a living organism: Absorption, Distribution, Metabolism, Excretion
Absorption
the absorption of a drug by lungs, nasal, and oral mucosa through the mucous membrane and intact skin
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Term | Definition |
---|---|
What are the 3 opioid receptors? | mu (µ), kappa (k), delta (∂) |
What do opioids function to do? | alter the reception of reaction to pain |
mu (µ) receptors produce? | analgesia (the inability to feel pain) |
k receptors produce? | analgesia and dysphoria with pentazocine (uneasiness or dissatisfaction) |
What is ADME? | The components of how a drug is handled/processed by a living organism: Absorption, Distribution, Metabolism, Excretion |
Absorption | the absorption of a drug by lungs, nasal, and oral mucosa through the mucous membrane and intact skin |
Distribution | where drug undergoes variable first pass metabolism in the liver or intestinal wall, thus reducing their bioavailability |
Metabolism | occurs in the liver in conjugation with glucuronic acid |
Excretion | where metabolized opioids are excreted by glomerular filtration and then excreted by urine |
What does first pass metabolism do? | reduces bioavailability of a certain opioid/drug (distribution phase) |
____ is the opioid analgesic by which other opioids are measured? | Morphine |
What class of drug is Morphine, Oxycodone, Hydrocodone? | Class II |
What class of drug is Tylenol 3? | Class III |
What is the Controlled Substance Act of 1970? | an Act that sets requirements for writing prescriptions for drugs (that are often prescribed in the dental office) |
Schedule II drugs ____ be refilled? | Cannot |
What is opioid addiction? | A disease of the brain that involves both a physical dependence and a psychologic dependence on the drug |
What are the two major signs of opioid addiction? | Cravings/Intense desire for the drug, Loss of control of the ability to stop using the drug or to control the amount |
The most common side effect of the opioid analgesics? | Sedation |
Long term administration of opioid analgesics can lead to? | Tolerance, Habituation, Dependence |