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Lisinopril vs Metoprolol

Lisinopril vs Metoprolol

Drug Class

ACE inhibitor
Beta-blocker

Indications

Hypertension, heart failure, post-myocardial infarction
Hypertension, angina, heart failure, post-MI, arrhythmias

Mechanism of Action

Inhibits angiotensin-converting enzyme, reducing angiotensin II levels, decreasing blood pressure, and improving heart efficiency
Blocks beta-adrenergic receptors in the heart, reducing heart rate, cardiac output, and blood pressure

Dosage Forms

Oral tablet
Oral tablet, extended-release, intravenous

Common Side Effects

Cough, dizziness, headache, fatigue, hypotension
Dizziness, fatigue, depression, shortness of breath, bradycardia

Serious Side Effects

Angioedema, hyperkalemia, renal impairment, hypotension
Heart block, severe bradycardia, hypotension, heart failure exacerbation

Contraindications

History of angioedema related to previous ACE inhibitor therapy, pregnancy
Severe bradycardia, heart block greater than first degree, severe heart failure, cardiogenic shock unless secondary to arrhythmia

Interactions

NSAIDs, potassium supplements, diuretics, lithium
Antidepressants, antipsychotics, other antihypertensives, CYP2D6 inhibitors

Monitoring

Blood pressure, renal function, potassium levels
Blood pressure, heart rate, cardiac rhythm

Notable Precautions

Risk of angioedema, monitor kidney function especially in patients with renal insufficiency
May mask symptoms of hypoglycemia in diabetic patients, caution in asthma/COPD

Pregnancy Category

D (US) - Positive evidence of risk
C (US) - Risk cannot be ruled out

Cost (approx.)

Lower cost as it is commonly available as a generic
Generally low cost, both generic and brand available
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Frequently Asked Questions

What is the main difference between lisinopril and metoprolol?

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Lisinopril is an ACE inhibitor that relaxes blood vessels, while metoprolol is a beta-blocker that slows the heart rate. Both treat high blood pressure and heart conditions but work differently. Your doctor may choose one based on your medical history, heart function, or any coexisting conditions like diabetes or heart failure.

Can lisinopril and metoprolol be taken together?

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Yes, they are often prescribed together to manage high blood pressure or heart failure. Lisinopril lowers pressure through the kidneys and vessels, while metoprolol slows the heart. This combination offers a balanced approach but requires monitoring for side effects like low blood pressure, dizziness, or changes in kidney function.

Which lowers blood pressure more effectively, lisinopril or metoprolol?

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Effectiveness depends on the individual. Lisinopril may be more effective in people with diabetes or kidney issues, while metoprolol is often better for those with high heart rates or past heart attacks. Doctors may start with one and adjust based on how your body responds and what other conditions you have.

What are the side effects of lisinopril vs metoprolol?

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Lisinopril may cause a dry cough, dizziness, or high potassium levels. Metoprolol can lead to fatigue, slower heart rate, or cold hands and feet. Both may cause low blood pressure. It\'s important to monitor side effects and talk to your doctor if symptoms worsen or interfere with daily life.

Who should avoid lisinopril or metoprolol?

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Avoid lisinopril if you\'re pregnant or have a history of angioedema. Metoprolol may not be suitable for those with asthma, very slow heart rate, or certain heart rhythm issues. Your doctor will review your medical history to choose the safest option and may adjust the dose if risks are present.

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