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Antiarryhythmics Drug
Exam II
26
Pharmacology
Professional
01/06/2013

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Cards

Term
What are the indications for slowing the rate of rise of the action potential and increase action potential duration and the effective refractory period?
Definition
Class 1A
Quinidine
Procainamide
Term
What drugs bind to Na channel and prevents Na influx with changes in AP and indicate for supraventricular and ventricular arrhythmias by transforming unidirectional block into a bi-directional block?
Definition
Quinidine
Term
What are the toxicity of quinidine?
Definition
may cause SA and AV block, induce tachycardia, and increase Digoxin levels
Term
What drugs convert to NAPA, eliminated by kidney, given oral and IV?
Definition
Procainamide
Term
What are the toxicity of Procainamide?
Definition
reversible lupus syndrome and less atropine like effects than quinidine
Term
Which antiarryhthmics drugs have little effect on the rate of AP depolarizaiton, but rather decreases the AP duration and the effective referactory period?
Definition
Class 1B
Lidocaine
Term
What drug have rapid associate and disassociate from Na channel, shortens phase 3 repolarization and decreases the duration of Ap and the ERP w/o much decresae in phase 0?
Definition
Lidocaine
Term
Which drug suppress the Ventricular arrhythmias caused by abnormal automaticity b/c it can decrease slope of phase 4?
Definition
Lidocaine
Term
What drug is eliminated by the liver (P450, local anesthetics), mainly used in emergency treatment of Ventricular arrhythmias during MI?
Definition
Lidocaine
Term
What Antiarrhythmic is used to markedly depress rate of rise of the AP thus causing marked slowing of conduction velocity but have little effect on AP duration or ERP?
Definition
Class 1C
Flecainide
Term
Which drug is only approved for Refractory Arrhythmias and dissociate more slowly from Na channels and show prominent effects even at normal HR?
Definition
Flecainide
Term
Which drug is used for severe pain, subQ, IM/IV, oral, morphine+++, dynorphin+, enkephalin+?
Definition
Morphine
Term
Which drug is used as orally effective, 1-1/2 the potency of morphine, analgesic for mild moderate pain and ANTITUSSIVE?
Definition
Codeine
Term
Which drug is used more potent than morphine and 4-6 hrs of action, abuse potential and used in other countries?
Definition
Heroin
Term
Which drug is similar to morphine but 10 times more potent?
Definition
Hydromorphone
Term
Which synthetic drug is 1/10 potency of morphine, used for moderate to severe pain, commonly used in obstetrics (less respiratory depression than morphine i newborn)...short acting...active metabolite normeperidine may cause seizures, morphine+++, dynorphin+, enkephalin+?
Definition
Meperidine
Term
Which drug is less euphoric and Long duration (12-14)hrs and used as analgesic in TREATING OPIOID ADDITION?
Definition
Methadone
Term
Which drug is used for mild to moderate pain, usually with ACETAMINOPHEN?
Definition
Oxycodone
Term
Which drug is no damn good, NDG, much less potent than all the rest, but high toxicity?
Definition
Propoxyphene
Term
Which drug is very potent morphine agonist, 100 times more potent than morphine, administration with NO in conjuntion with Innovar will produce a state called Neuroleptic Anesthesia, Russian hostage situation?
Definition
FENTANYL
Term
Which drug choice for opioid poisoning and can reverse resp effects, must be given paraenrerally, can precipitate withdrawals in addicts:"Naloxone challenge", m-,k-,e-?
Definition
Naloxone
Term
Which drug orally effective, long acting, used in "immunizing addicts" (preventing the high produced by opioid agonists), HEPATOTOXICITY, somewhat used for treatment of alcoholism?
Definition
Naltrexone
Term
Which drug is agonist effects are dominant (k+,partial morphine), morphine-antagonist at high doses, less effective than morphine for severe pain, but sedation and resp. depression is less, however CNS stimulation are worse?
Definition
Pentazocine (talwin)
Term
Which drug is partial agonist (3/4agonist) at morphine and possibly dynorphin, abuse potential MUCH LOWER, treatment for heroine addiction, SUBOXONE (buprenorphine and naloxone), office-based treatment of Opioid Dependance, doesn;t have as tight of controls as methadone?
Definition
Buprenorphine
Term
Which drug is used as like Pentazoncine and parenteral?
Definition
Nalbuphine
Term
Which drug is used as new drug for mild to moderate pain, weak morphine agonist, additional NE and 5-HT reuptake inhibitor (much like tricyclics), good analgesia with mild side effect true effects remain to be seen?
Definition
Tramadol
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