Tranquilizers&Sedatives - Opioids Flashcards
What is the other name for this class of drugs?
Narcotics
How do these drugs work?
Reversibly combine with one or more specific receptors in the brain and spinal cord
What is the most common type of receptor on which these drugs act?
Endorphin receptors
What are narcotic agonists?
- Morphine
- Oxymorphone
- Oxycodone
- Fentanyl
What are the agonist/antagonists?
- Pentazocine (Talwin)
- Butorphenol (Torbugesic)
- Nalorphine
What is the partial agonist?
- Buprenorphine
What is the antagonist?
- Naloxone
What are the effects of this class of drugs? (11)
- CNS
- Behavior change
- Decreased body temp
- Excessive sweating in the horse
- Cardiopulmonary
- GI
- Decreased urine production
- Antitussive
- Miosis in dogs and pigs
- Mydriasis in cats and horses
- Hyperesthesia
What are some specific CNS signs?
- CNS depression in dogs
- CNS excitement in cats and horses
- Analgesia
What two drugs are used during surgery as part of a balanced anesthesia technique?
- Fentanyl
- Oxymorphone
Which narcotic may be given Epidurally?
- Morphine
What are some specific cardiopulmonary effects?
- Bradycardia
- Hypotension
- Respiratory depression
What are some specific GI effects?
- Salivation
- Nausea
- Vomiting
- Defecation
Why can this be used in a C-section?
- Crosses placenta slowly
- Can be reversed
T or F: Opioids are not a controlled substance.
False.
