Pharm 1 - Exam 2 Flashcards
This class of anti-arrhythmics contain beta blockers.
Class II
Class III Anti-arrhythmics affect what channel?
K+ Channel
This class of Anti-arrhythmics affects Ca+ channels.
Class IV
This drug is a Class Ia anti-arrhythmic that affects phase 0 of the cardiac cycle
Quinidine/Quinidex
Describe the presentation of cinchonism (5 things)
- blurred vision
- n/v
- tinnitus
- HA
- disorientation/psychosis
This drug may induce ventricular tachycardia, called Torsades des Pointes
Quinidine/Quinidex
Name the cardiac specific beta blocker and its class that is indicated for arrythmias.
Atenolol/Tenormin
Class II Anti-arrhythmic
What phase of cardiac AP do Class II and Class IV anti-arrythmics affect? What side effect might they both have?
phase 4
bradycardia because they slows AV conduction
What is the most common side effect of all anti-arrythmics?
another arrhythmia
In what class of drugs is Amiodarone/Cordarone?
Class III Anti-arrhythmic
This drug has the potential to produce a blue-grey coloring of the skin due to it’s high iodine content.
Amiodarone/Cordarone
ami-IOD-arone = iodine
In what anti-arrhythmic class is Verapamil?
Class IV
Ca+ Channel Blocker
Name three “other” anti-arrhythmics
Adenosine/Adenocard
Atropine
Digoxin/Lanoxin
This is the official drug of choice for the initial treatment of PSVT (paroxysmal superventricular tachycardia)
Adenosine/Adenocard
Adenosine/Adenocard has a duration of action of ___________.
~15 seconds
This drug is indicated (for cardiac use) in life threatening bradycardia and hypotension
Atropine
What is the MOA of Atropine?
Anti-cholinergic/parasympolytic
Competitive inhibitor of muscarinic ACh receptors
Name 4 extra-cardiac uses of Atropine
- diarrhea
- pre-operative (decreases bronchial & salivary secretions)
- to treat organophosphate poisoning
- as a cycloplegic/mydriatic (paralyzes accomodation/dilates pupils)
What does SLUDGE stand for and what does it indicate?
Salivation Lacrimation Urination Diarrhea Gastric Distress Emesis ORGANOPHOSPHATE POISONING
What type of toxicity is described by saying: “Dry as a bone, red as a beet, hot as a hare and mad as a hatter”?
Atropine
What is the antidote for Atropine?
physostigmine
Digoxin toxicity potential is increased when combine with what other drug class?
K+ wasting drug without K+ supplementation
The long half-life of Digoxin may have what effect on an EKG reading?
Flattening or inversion of the T wave
What 4 systems are affected in Digitalis intoxication?
Cardiac (arrhythmias/bradycardia)
CNS
GI
Vision
What is the antidote for Digoxin?
Digoxin immune Fabs
What number should LDL/HDL not exceed?
2.5
Total Cholesterol/HDL should not exceed ___
4
Niacin causes what characteristic side effects?
flushing
pruritus
myositis
GI issues
What lab values should be watched with Niacin/Nicotinic Acid use?
Liver enzymes
In what patients is Niacin contraindicated?
Poorly controlled DM
Active Liver Dz
Active PUD
What is the safest form of niacin available?
inositol hexaniacinate (IH)
This drug is a Fibric Acid derivative.
GemFIBrozol/Lopid
This class of drugs inhibit HMG CoA Reductase
Statins!
Name 2 common side effects and one life-threatening side effect of statins.
Muscle soreness and muscle weakness
Rhabdomyolysis»_space;» Acute Renal Failure
When are statins contraindicated?
Pregnancy or lactation
Liver disease or elevated liver enzymes
Heavy alcohol use
In what class of drugs is Atorvastin/Lipitor?
Statins
If a patient on a statin comes in with severe muscle pain, what lab would you want to run?
CPK, to assess potential for rhabdomyolysis