Classification of Pain and Analgesics
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Questions and Answers

What is the primary active metabolite of sulindac responsible for COX inhibition?

  • Sulfide metabolite (correct)
  • Prostaglandin
  • Indomethacin
  • Methylsulfoxide
  • Indomethacin has fewer gastrointestinal side effects than sulindac.

    False

    What type of inhibitor are indole acetic acids in relation to cyclooxygenase?

    Non-selective inhibitors

    Indomethacin is largely metabolized by _______ followed by conjugation with glucuronic acid.

    <p>O-demethylation</p> Signup and view all the answers

    Match the drug with its corresponding characteristic:

    <p>Indomethacin = Metabolized by O-demethylation Sulindac = Prodrug producing sulfide metabolite Methylsulfoxide = Decreases water solubility of indenes Glucuronic acid = Conjugation agent in drug metabolism</p> Signup and view all the answers

    What are the two primary classifications of pain based on origin?

    <p>Visceral and Somatic</p> Signup and view all the answers

    Chronic pain arises suddenly and lasts for a short duration.

    <p>False</p> Signup and view all the answers

    Visceral pain can include examples such as gastric pain, intestinal cramps, and _____ pain.

    <p>colic</p> Signup and view all the answers

    What term is used to refer to drugs that relieve pain?

    <p>analgesics</p> Signup and view all the answers

    Match the types of pain with their descriptions:

    <p>Visceral pain = Pain from muscle and bone Somatic pain = Pain of non-skeletal origin Acute pain = Sudden onset and short duration Chronic pain = Persistent and long-lasting</p> Signup and view all the answers

    Which of the following best describes acute pain?

    <p>Caused by disease, injury, or physical stimulation</p> Signup and view all the answers

    What psychological aspect can affect the perception of pain?

    <p>mental modifications</p> Signup and view all the answers

    Analgesics are only categorized into mild and strong options with no variations.

    <p>False</p> Signup and view all the answers

    Local anaesthetics do not provide any analgesic activity.

    <p>False</p> Signup and view all the answers

    Which of the following is a mild analgesic categorized as an antipyretic analgesic?

    <p>Paracetamol</p> Signup and view all the answers

    What is the relationship between opioid analgesics and morphine?

    <p>Opioid analgesics are related to morphine in activity.</p> Signup and view all the answers

    The two main categories of mild analgesics are antipyretic analgesics and __________ analgesics.

    <p>anti-inflammatory</p> Signup and view all the answers

    Match the type of analgesic with its description:

    <p>Mild analgesics = Includes antipyretic and anti-inflammatory types Strong analgesics = Related to morphine, also called opioids Local anaesthetics = Provide localized pain relief without affecting awareness</p> Signup and view all the answers

    Non-selective cyclo-oxygenase inhibitors are one classification of NSAIDs.

    <p>True</p> Signup and view all the answers

    What is one of the mechanisms of action for NSAIDs?

    <p>Anti-inflammatory action</p> Signup and view all the answers

    Name one use of NSAIDs.

    <p>Pain relief or reducing inflammation.</p> Signup and view all the answers

    What is the active form of Sulindac after metabolism?

    <p>Sulfide</p> Signup and view all the answers

    In the metabolism of Sulindac, the sulfoxide form is found in urine.

    <p>False</p> Signup and view all the answers

    The metabolite that is commonly detected in urine after Sulindac metabolism is __________.

    <p>sulfone</p> Signup and view all the answers

    What type of modification occurs to Sulindac to convert it to its active form?

    <p>Reduction</p> Signup and view all the answers

    Match the following compounds with their characteristics:

    <p>Indomethacin = Has a glucuronide metabolite Sulindac sulfide = Active metabolite of Sulindac Sulfone = Form found in urine post-metabolism Glucuronide = Conjugated form of a drug used for excretion</p> Signup and view all the answers

    Which of the following is NOT a mechanism of action of NSAIDs?

    <p>Antibiotic</p> Signup and view all the answers

    Non-steroidal anti-inflammatory drugs are primarily used to treat allergies.

    <p>False</p> Signup and view all the answers

    What enzyme do NSAIDs inhibit to mediate pain and inflammation?

    <p>cyclo-oxygenase</p> Signup and view all the answers

    NSAIDs have _______ properties and are used mainly for managing rheumatic disorders.

    <p>anti-inflammatory</p> Signup and view all the answers

    Match the following types of analgesics with their classification.

    <p>Paracetamol = Mild analgesic Aspirin = Anti-inflammatory analgesic Morphine = Strong analgesic Lidocaine = Local anaesthetic</p> Signup and view all the answers

    Which of the following classes of drugs is primarily focused on inflammation management?

    <p>NSAIDs</p> Signup and view all the answers

    Some NSAIDs possess uricosuric properties useful in treating gout.

    <p>True</p> Signup and view all the answers

    Name one of the adverse effects associated with NSAIDs.

    <p>gastrointestinal damage</p> Signup and view all the answers

    Study Notes

    Classification of Pain

    • Pain can be classified by its origin:
      • Visceral pain: originates from non-skeletal organs (e.g., stomach, intestines).
      • Somatic pain: originates from muscles and bones (e.g., headache, sprains, arthritis).
    • Pain can also be classified by its duration:
      • Acute pain: short-lived, caused by injury, disease, or noxious stimuli.
      • Chronic pain: persistent and pathological, lasting longer than expected for healing.

    Analgesics

    • Drugs that relieve pain are called analgesics.
    • Analgesics are also known as antinociceptives.
    • Historically, analgesics were broadly classified as "mild" or "strong".
    • Modern drug development has blurred this categorization.

    Classes of Pain Relieving Drugs

    • Mild analgesics:
      • Antipyretic analgesics: reduce fever (e.g., paracetamol).
      • Anti-inflammatory analgesics: reduce inflammation (e.g., aspirin).
    • Strong analgesics:
      • Opioid analgesics: related to morphine in their action.
    • Local anaesthetics: also possess analgesic properties.

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    Related Documents

    NSAIDS Notes Full PDF

    Description

    Explore the classification of pain based on its origin and duration, including visceral and somatic pain types as well as acute and chronic pain. Discover the various classes of analgesics, from mild to strong, and their specific functions in pain relief.

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