Mike Shared "Chap 6 Cardiovascular Agents" - 51 Picmonics
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Chap 6 Cardiovascular Agents
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
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
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
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
Lidocaine
- Mechanism
- Blocks Na+ Channels
- Indications
- Ventricular Arrhythmia
- Anesthetic
- Side Effects
- Paresthesias
- Seizures
- Respiratory Depression
- Drowsiness
- Consideration
- Anesthetic Effects Extended with Epinephrine
1 min
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
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
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
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
Digoxin Toxicity Treatment
- Activated Charcoal
- Slowly Normalize K+
- Digibind (Anti-Digoxin Fab)
- Magnesium Sulfate
- Lidocaine
- Cardiac Pacing
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
Dobutamine
- Mechanism
- Beta-1 Agonist
- Inotropic
- Indications
- Heart Failure
- Side Effects
- Tachycardia
- Arrhythmias
- Considerations
- Closely Monitor Patients
- Other Meds May Increase Potency
1 min
Statins
- Rhabdomyolysis
- Hepatotoxicity
- HMG-CoA reductase inhibitors
- Decrease LDL
- Decrease Triglycerides
- Increase HDL
2 mins
Ezetimibe
- Indications
- Hyperlipidemia
- Mechanism of Action
- Cholesterol Absorption Blocker
- Decreases LDL
- Side Effects
- Diarrhea
- Increased LFT Values
1 min
Vitamin B3 (Niacin)
- Derived from Tryptophan
- Synthesis Requires Vitamin B6
- Constituent of NAD+
- Deficiency Causes
- Hartnup Disease
- Carcinoid Syndrome
- Deficiency Symptoms
- Pellagra
- Diarrhea
- Dermatitis
- Dementia
- Glossitis
- Excess Symptoms
- Flushing
2 mins
Atorvastatin (Lipitor)
- Characteristics
- -statin Suffix
- Mechanism
- HMG-CoA Reductase Inhibitors
- Indications
- High Cholesterol
- Side Effects
- Hepatotoxicity
- Rash
- Rhabdomyolysis
- Myopathy
- Considerations
- Monitor Liver Enzymes
- Administer at Bedtime
- Avoid Grapefruit
2 mins
Alpha 2 Receptor
- Characteristics
- Gi Subunit
- Decrease Sympathetic Outflow
- Decrease Insulin Release
- Decrease Lipolysis
- Increase Platelet Aggregation
- Decrease Aqueous Humor Production
2 mins
Alpha-2 Agonists (Sympathoplegics)
- Indications
- Hypertension
- Renal disease
- Mechanism of Action
- Centrally acting Alpha-2 Agonist
- Drugs
- Clonidine
- Rebound Hypertension
- Alpha-Methyldopa
- Pregnancy
- Coombs (+) Hemolytic Anemia
- SLE Like Syndrome
2 mins
Hydralazine
- Indications
- Reduce Afterload
- Severe Hypertension
- Safe during Pregnancy
- CHF
- Mechanism of Action
- Increases cGMP
- Vasodilates Arterioles
- Side Effects
- Drug-induced Lupus
- Reflex Tachycardia
1 min
Minoxidil (Loniten, Rogaine)
- Mechanism
- Vasodilates Arterioles
- Indications
- Severe Hypertension
- Baldness
- Side Effects
- Reflex Tachycardia
- Blood Volume Expansion
- Hypertrichosis
- Pericardial Effusion
- Rash
- Considerations
- Give with Beta Blocker and Diuretic
2 mins
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