Alaine Shared "B4 Pharm Exam 2" - 53 Picmonics
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B4 Pharm Exam 2
Class IA Antiarrhythmics (Na+ Channel Blockers)
- Indications
- Arrhythmias
- Mechanism of Action
- Increase AP, ERP, and QT interval.
- Drugs
- Disopyramide
- Procainamide
- Drug-induced Lupus
- Quinidine
- Cinchonism
- Shared Side Effects
- Thrombocytopenia
- Torsades de Pointes
1 min
Torsades de Pointes
- Characteristics
- Polymorphic Ventricular Tachycardia
- Prolonged QT Interval
- QRS Twist Around Isoelectric Line
- Causes
- Congenital
- Antibiotics
- Antiarrhythmics
- Antipsychotics
- Antidepressants
- Electrolyte Deficiencies
- Complications
- Ventricular Fibrillation
- Treatment
- Stable: Magnesium Sulfate
- Unstable: Defibrillation
3 mins
Class IC Antiarrhythmics (Na+ Channel Blockers)
- Indications
- Used as Last Resort
- V-Tach
- Mechanism of Action
- No Effect on AP Duration
- Drugs
- Propafenone
- Flecainide
- Contraindications
- Post-Myocardial Infarction
56 secs
Lidocaine
- Mechanism
- Blocks Na+ Channels
- Indications
- Ventricular Arrhythmia
- Anesthetic
- Side Effects
- Paresthesias
- Seizures
- Respiratory Depression
- Drowsiness
- Consideration
- Anesthetic Effects Extended with Epinephrine
1 min
Class IB Antiarrhythmics (Na+ Channel Blockers)
- Indications
- Arrhythmias
- After Myocardial Infarction
- Mechanism of Action
- Affect Ischemic Tissue
- Decrease AP duration
- Drugs
- Mexiletine
- GI Upset
- Lidocaine
- CNS Depression
- Tocainide
- Phenytoin
- Hirsutism
2 mins
Cardiovascular Effects of Beta-Blockers
- Cardiac Myocytes and Vasculature
- Decrease cAMP
- Decreases SA and AV Node Conduction Velocity
- Lower Blood Pressure
- Decrease O2 Consumption
- Decreases Mortality Post-MI
2 mins
Beta Blocker Antidote
- Antidote
- Glucagon
29 secs
Nonselective Beta-Blockers
- "-olol" Suffix
- Nonselective
- Propranolol
- Timolol
- Nadolol
- Partial β Agonist
- Pindolol
- Nonselective β with α Blocking
- Carvedilol
- Labetalol
2 mins
Systemic Effects of Beta-Blockers
- Respiratory
- Bronchoconstriction
- Metabolic
- Decreased Insulin
- Decreased Glycolysis and Lipolysis
- Eye
- Reduces Intraocular Pressure
1 min
Selective Beta-1 Blockers
- Characteristics
- "-olol" Suffix
- Drug Names
- Beta-1 Selective
- Atenolol
- Esmolol
- Metoprolol
- Partial Beta agonists
- Acebutolol
1 min
Class III Antiarrhythmics (K+ Channel Blockers)
- Indications
- Arrhythmias
- Mechanism of Action
- Increase AP Duration, ERP, and QT Interval
- Drug Names
- Amiodarone
- Check Function Tests
- Dirty Drug
- Ibutilide
- Dofetilide
- Sotalol
- Beta-Blocker
2 mins
Calcium Channel Blockers (Verapamil and Diltiazem)
- Mechanism of Action
- Slows AV Conduction
- Indications
- Angina Pectoris
- Arrhythmias
- Essential Hypertension
- Side Effects
- Bradycardia
- Hypotension
- Constipation
- Peripheral Edema
- Gingival Hyperplasia
- Nursing Consideration
- Medication Education
2 mins
Class IV Antiarrhythmics (Ca2+ Channel Blockers)
- Indications
- SVT
- Subarachnoid Hemorrhage
- Mechanism of Action
- Decrease Conduction Velocity
- Increase PR Interval and ERP
- Drugs
- Verapamil
- Diltiazem
- Nimodipine
- Side Effects
- Cardiovascular
- Constipation
2 mins
Adenosine (Adenocard)
- Mechanism
- Slows AV Conduction
- Indications
- Supraventricular Tachycardia (Paroxysmal)
- Side Effects
- Bradycardia
- Flushing
- Dyspnea
- Considerations
- Rapid IV Push
- Caffeine and Theophylline Decrease Effectiveness
- Dipyridamole May Intensify Effects
2 mins
Digoxin Mechanism and Indication
- Direct inhibition of Na K ATPase
- Indirect inhibition of Na Ca exchanger
- Increase Ca in cell
- Positive Inotropy
- CHF
- Stimulates Vagus Nerve
- Decreased conduction at AV node
- Atrial Fibrillation
1 min
Heart Failure Interventions
- Diagnostic Tests
- Echocardiogram
- Invasive Hemodynamic Monitoring
- Improve Gas Exchange
- High Fowler's Position
- Oxygen
- Advanced Airway
- Drugs and Devices
- Diuretics
- Beta Blockers
- Angiotensin II Receptor Blockers (ARBs)
- ACE Inhibitors
- Digoxin (Lanoxin)
- Pacemaker
2 mins
Digoxin Toxicity Treatment
- Activated Charcoal
- Slowly Normalize K+
- Digibind (Anti-Digoxin Fab)
- Magnesium Sulfate
- Lidocaine
- Cardiac Pacing
2 mins
Acute Digoxin Toxicity
- Clinical Symptoms
- Hyperkalemia
- Cholinergic (Nausea, Vomiting, Diarrhea)
- Blurry Yellow Green Vision with Halo of Light
- Arrhythmia
- Bradycardia
- EKG Changes
- Prolonged PR interval
- Decreased QT
- Scooping on EKG
- T Wave Inversion
2 mins
Magnesium Sulfate
- Mechanism
- Muscle Relaxant
- Indications
- Preterm Labor Contractions
- Preeclampsia
- Side Effects
- Warm Feeling
- Hypotension
- Decreased Deep Tendon Reflexes (DTRS)
- Decreased Respiratory Rate
- Decreased Urine Output
- Paralytic Ileus
- Antidote
- Calcium Gluconate
2 mins
K+ Sparing Diuretics
- Indications
- CHF and Hypertension
- Hypokalemia
- Hyperaldosteronism
- Mechanism of Action
- Collecting Tubule
- Spironolactone
- Competitive Aldosterone Receptor Antagonist
- Amiloride and Triamterene
- Block Na+ Channels
- Side Effects
- Hyperkalemia
- Gynecomastia
2 mins
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