SNS Blockers: Beta-Blockers Flashcards
1
Q
Medications
A
“-olol”
- Atenolol
- Metoprolol
- Propranolol
2
Q
Actions
A
- Blocks beta receptors in the heart
- Decreases HR and cardiac muscle contraction
- Vasodilates which increased blood flow to the kidneys, leading to a decrease in renin
3
Q
Indications
A
- HTN
- Angina
- Tachyarrhythmias
- Migraine headaches
- MI
- Glaucoma
- HF
- Hyperthyroidism
4
Q
Contraindications
A
- Acute/unstable HF, bradycardia, and heart block
- Bronchospasm, COPD, and acute asthma
5
Q
Cautions
A
- Renal and hepatic dysfunction
- Diabetes
6
Q
Adverse effects
A
- CNS: HA, fatigue, dizziness, depression, sleep issues, disorientation, memory loss
- CV: bradycardia, hypotension
- Pulmonary: bronchospasm, laryngospasm, cough, pulmonary edema
- GU: decreased libido and impotence
- Alterations in glucose levels
7
Q
Drug-Drug interactions
A
- Clonidine
- NSAIDs
- Insulin/hypoglycemic agents
8
Q
Assessment
A
-History of lung conditions or diabetes
9
Q
Implementation
A
- Take apical pulse prior to administering and hold if below 60 bpm
- Do not abruptly stop medication
- Patients with diabetes should monitor blood glucose closely
