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Pharmacology Test Two
Hypertension Medications
Diuretics
ACE Inhibitors
Angiotensin Receptor Blockers (ARBs)
Beta Blockers
Dihydropyridine Calcium Channel Blockers
2 mins
ACE Inhibitors
-Pril Suffix
Indications
Hypertension
CHF
Diabetic Nephropathy
Mechanism of Action
Inhibits ACE
Decreases GFR
Inhibits Constriction of Efferent Arteriole
Side Effect
Increased Bradykinin
Cough
1 min
ACE Inhibitor Toxicity
CAPTOPRIL Mnemonic
Cough
Angioedema
Potassium Changes (Hyperkalemia)
Taste Change
Hypotension
Pregnancy Changes
Rash
Increased Renin
Lower Angiotensin II
2 mins
Angiotensin-Converting Enzyme (ACE) Inhibitors
"-pril" Suffix
Mechanism of Action
Block Renin Angiotensin-Aldosterone System (RAAS)
Indications
Hypertension
Heart Failure
Side Effects
Dry Non-productive Cough
Hypotension
Dizziness
Possible Hyperkalemia
Angioedema
Nursing Considerations
Slowly Change Position
Do Not Stop Abruptly
2 mins
Angiotensin Receptor Blockers (ARBs)
-sartan suffix
Indications
Hypertension
CHF
Diabetic Nephropathy
Mechanism of Action
Angiotensin II Receptor Blockers
Side Effect
Hyperkalemia
Contraindication
Pregnancy
1 min
Angiotensin II Receptor Blockers (ARBs)
Ends in "-sartan"
Mechanism of Action
Blocks Angiotensin II Receptor
Indications
Hypertension
Side Effects
Angioedema
Contraindications
Renal Artery Stenosis
Pregnancy
1 min
Spironolactone (Aldactone)
Mechanisms
Inhibition of Aldosterone
Potassium Retention
Indications
Hypertension
Edema
Heart Failure
Side Effects
Hyperkalemia
Endocrine Effects
Consideration
Avoid Potassium Supplements
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
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
Selective Alpha-1 Blockers
"-osin" suffix
Mechanism of Action
Blocks Alpha1 Receptors
Indications
Hypertension
Benign Prostatic Hyperplasia (BPH)
Side Effects
Syncope
Orthostatic Hypotension
1 min
Beta Blockers
"-olol" suffix
Mechanism
Decreases Heart Rate and Contractility
Decreases Peripheral Vascular Resistance
Decreases Renin Release
Indications
Hypertension
Heart Failure
Angina Pectoris
Contraindications
Asthma and Heart Block Patients
Nursing Considerations
Assess Blood Pressure and Heart Rate
Masking Signs of Hypoglycemia
Do Not Stop Abruptly
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
Systemic Effects of Beta-Blockers
Respiratory
Bronchoconstriction
Metabolic
Decreased Insulin
Decreased Glycolysis and Lipolysis
Eye
Reduces Intraocular Pressure
1 min
Nonselective Beta-Blockers
"-olol" Suffix
Nonselective
Propranolol
Timolol
Nadolol
Partial β Agonist
Pindolol
Nonselective β with α Blocking
Carvedilol
Labetalol
2 mins
Clonidine
Mechanism of Action
Alpha-2 Agonist
Indication
Hypertensive Urgency
Attention Deficit Hyperactivity Disorder (ADHD)
Tourette Syndrome
Opioid Withdrawal
Side Effects
CNS Depression
Respiratory Depression
Hypotension
Considerations
Rebound Hypertension if Abrupt Cessation
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
Selective Beta-1 Blockers
Characteristics
"-olol" Suffix
Drug Names
Beta-1 Selective
Atenolol
Esmolol
Metoprolol
Partial Beta agonists
Acebutolol
1 min
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
Hydralazine (Apresoline)
Indications
Severe Hypertension
CHF
Reduced Afterload
Pregnancy
Mechanism of Action
Vasodilates Arterioles
Side Effects
Drug-induced Lupus
Reflex Tachycardia
Hypotension
Considerations
Combined with Diuretic and Beta Blocker
1 min
Hydrochlorothiazide HCTZ
Mechanism of Action
Inhibits Reabsorption NaCl and H2O
Indications
Edema
Mild to Moderate Hypertension
Side Effects
Hypokalemia
Hyponatremia
Dehydration
Hyperglycemia
Gout
Contraindications
Sulfa Allergy
Pregnancy and Breastfeeding
1 min
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