Shared Flashcard Set

Details

Pharm session 2.2
University of Minnesota, neuro and psych
49
Medical
Graduate
11/11/2009

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Cards

Term
Morphine
Definition
Opioid agonist, μ-opioid receptor agonist, IV/IM
Term
Codeine
Definition
Opioid agonist, μ-opioid receptor agonist, prodrug, ORAL
Term
Oxycodone
Definition
Opioid agonist, μ-opioid receptor agonist, prodrug, ORAL
Term
Meperidine
Definition
Opioid agonist, μ-opioid receptor agonist, drug interaction with MAO inhibitor, IV/IM
Term
Fentanyl
Definition
Opioid agonist, μ-opioid receptor agonist, COMPLETE synthetic agonist with high potency, IV/patch
Term
Sufentanyl
Definition
Opioid agonist, μ-opioid receptor agonist, COMPLETE synthetic agonist with high potency, IV/patch
Term
Methadone
Definition
Opioid agonist, μ-opioid receptor agonist, long half life, synthetic agonist for heroin treatment or withdrawal
Term
Propoxyphene
Definition
Opioid agonist, μ-opioid receptor agonist, long half life, similar profile to codeine
Term
Butorphanol
Definition
Partial opioid agonist/antagonist, mixed agonist-antagonist in μ and κ-opioid receptors, can precipitate withdrawal in patient on heroin or morphine
Term
Pentazocine
Definition
Partial opioid agonist, μ-partial agonist and κ-agonist, can precipitate withdrawal, useful in patient with abuse potential
Term
Nalbuphine
Definition
Partial opioid agonist, (partial) μ-partial agonist with profile similar to pentazocine, use in treatment of mild to moderate pain
Term
Buprenorphine
Definition
Partial opioid agonist, (partial) μ-partial agonist with minimal activity and dissociates slowly from receptor, use in opioid addiction treatment
Term
Dezocine
Definition
Partial opioid agonist/antagonist, (partial) μ-antagonist and κ-agonist, potency and duration of action similar to morphine
Term
Naloxone
Definition
Opioid antagonist, μ-antagonist, use in opioid overdose
Term
Naltrexone
Definition
Opioid antagonist, μ-antagonist, longer duration of action than naloxone, use in opioid dose, addiction treatment including alcoholism
Term
Tramodol
Definition
Opioid agonist (other), μ-agonist and also SSRI, action partially blocked by naloxone
Term
Opioid agonists (8)
Definition
Morphine, codeine, oxycodone, meperidine, fentanyl, sufentanyl, methadone, propoxyphene
Term
Partial opioid agonists (5)
Definition
Butorphanol, pentazocine, nalbuphine, buprenorphine, dezocine
Term
Opioid antagonists (2)
Definition
Naloxone, naltrexone
Term
What is the only opioid agonist that also acts as an SSRI?
Definition
Tramodol
Term
Drug of choice for drug abuse potential
Definition
Pentazocine
Term
Drug of choice for obstetric analgesia
Definition
Meperidine
Term
Drug of choice in opioid overdose
Definition
Naltrexone
Term
Nitrous oxide (N2O)
Definition
General anesthetic (inh), falling out of practice. Bad = high MAC (105%, thus low potency), aggravates pneumothorax, ↑PONV, can’t use alone. Good = cheapest, smell = pleasant, metab. = 0%, no hepatic/renal toxicity, will NOT trigger malignant hyperthermia.
Term
Halothane
Definition
General anesthetic (inh), replaced by iso/sevo/desflurane. Bad = slowest uptake and recovery, metab. = 20% (!), hepatic toxicity (halothane hepatitis), intolerant of epinephrine. Good = highest blood solubility (MAC = 0.78%), smell = pleasant, no renal toxicity.
Term
Enflurane
Definition
General anesthetic (inh). Bad = renal toxicity, may cause hepatic toxicity, smell = ether. Good = metab. = 2.4%.
Term
Isoflurane
Definition
General anesthetic (inh). Bad = causes respiratory irritation (50% @ 2 MAC), may cause hepatic toxicity, laryngospasm, coronary steal syndrome, smell = ether. Good = no renal toxicity, metab. = 0.2%.
Term
Desflurane
Definition
General anesthetic (inh). Good = fastest uptake and recovery (behind N2O), metab. = 0%, no hepatic/renal toxicity. Bad = causes respiratory irritation (75% @ 2 MAC), bad for induction, ↑airway resistance, initial spike in HR/BP (autonomic reflex), smell = ether, most expensive overall.
Term
Sevoflurane
Definition
BEST general anesthetic (inh). Good = no respiratory irritation, metab. = 5%, SMOOTH INDUCTION drug, ↓airway resistance, smell = pleasant. Bad = may cause hepatic/renal toxicity
Term
Xenon
Definition
General anesthetic (inh), will NOT trigger malignant hyperthermia
Term
General anesthetics (inhaled) (7)
Definition
Nitrous oxide, halothane, enflurane, isoflurane, desflurane, sevoflurane, xenon
Term
(Injection/gas) to induce, and (injection/gas) to maintain. (most common)
Definition
Injection to induce, gas to maintain.
Term
Factors which increase MAC (4)
Definition
Hyperthermia, ↑catecholamines, ↑CNS Na+, alcoholism
Term
Factors which decrease MAC (5)
Definition
↑age, hypothermia, pregnancy, sepsis, ACUTE alcohol intoxication
Term
Factors which do NOT affect MAC (4)
Definition
Thyroid gland dysfunction, duration of anesthesia, gender, height/weight
Term
All of the "fluranes" can trigger "malignant hyperthermia." What is that?
Definition
Skeletal muscle dz. Sustained muscle contraction → ↑metabolism & ↑muscle necrosis
Term
Thiopental
Definition
General anesthetic (inj). Barbiturate, sedative, INDUCER. Good = rapid onset/redistribution, no phlebitis (vein inflam). Bad = slow recovery (large dose → 11hr), CV/Resp. depression.
Term
Methohexital
Definition
General anesthetic (inj). Barbiturate, sedative, INDUCER. Used to find epileptic foci.
Term
Midazolam
Definition
General anesthetic (inj, oral). IV anxiolytic, sedative, INDUCER.
Term
Diazepam
Definition
General anesthetic (IV, oral). Benzodiazepine agonist, IV anxiolytic, anticonvulsant, sedative.
Term
Lorazepam
Definition
General anesthetic (inj, oral). Benzodiazepine agonist, IV anxiolytic, sedative.
Term
Flumazenil
Definition
General anesthetic (inj). Benzodiazepine antagonist.
Term
Propofol
Definition
General anesthetic (inj). INDUCER OF CHOICE and TOTAL anesthetic. Rapid & complete awakening possible. Bad = significant pain on injection (small veins). Mech: interacts w/ GABA to reduce dissociation → ↑open chloride channels. Liver metabolizes to hydrophilic metabolite → kidney excretion.
Term
Ketamine
Definition
General anesthetic (inj). Analgesic, INDUCER.
Term
Dexmedetomidine
Definition
General anesthetic (inj). Sedative agent (α2 agonist)
Term
Barbiturates: mechanism of action
Definition
Activate GABA receptors in CNS and directly activate chloride channels → ↓ reticular activating system & ↓ sympathetics
Term
Barbiturates: pharmacokinetics
Definition
Prompt awakening due to rapid redistribution to muscle/fat. Elimination = metabolism (no kidney clearance).
Term
Barbiturates: side effects
Definition
Cardio: ↓BP (slight from heart, more from vasodilation). Resp: ↓RR (medulla effects & less responsive to CO2); exaggerated by opioids & CNS depressants.
Term
Propofol: side effects
Definition
Cardio: ↓SVR & BP (moreso than thiopental); prevent ↓HR w/ anti-Ach. Resp: dose-dependent depression, bronchodilator (good). CNS: ↓CMRO2, CBF, ICP.
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