What is the difference between Ramipril (Angiotensin-Converting Enzyme Inhibitor) and Lisinopril (Angiotensin-Converting Enzyme Inhibitor)?

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Last updated: May 28, 2025View editorial policy

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From the Guidelines

Ramipril and lisinopril are both effective ACE inhibitors, but the choice between them should be based on individual patient factors, with ramipril potentially offering more cardiovascular protection in high-risk patients, as suggested by various studies 1. When considering the use of ACE inhibitors for patients with heart failure or hypertension, both ramipril and lisinopril are viable options. However, their differences in dosing, side effect profiles, and cost may influence the decision.

Key Differences

  • Ramipril is typically dosed once or twice daily, with a starting dose of 2.5mg and a maximum dose of 20mg daily, and has been shown to have beneficial effects on cardiovascular outcomes in high-risk patients 1.
  • Lisinopril, on the other hand, is strictly once-daily dosing, with a starting dose of 10mg and a maximum dose of 40mg daily, which may be preferred for patients with medication adherence concerns.
  • Both medications have similar side effect profiles, including dry cough, angioedema, hyperkalemia, and potential for acute kidney injury, as noted in guidelines for the management of heart failure 1.

Clinical Considerations

  • The choice between ramipril and lisinopril should be individualized based on dosing preference, kidney function, cost considerations, and specific cardiovascular risk factors, taking into account the latest clinical practice guidelines 1.
  • Cost may also be a factor, with lisinopril generally being less expensive as it is available in generic form.
  • It is essential to consider the patient's overall clinical profile and medical history when selecting between these two ACE inhibitors, as recommended by practical guidelines for the use of ACE inhibitors in heart failure 1.

Recommendations

  • For patients with heart failure or hypertension who require ACE inhibition, ramipril may be preferred for those with high cardiovascular risk, while lisinopril may be more suitable for patients with simplified regimens or medication adherence concerns, based on the latest evidence 1.
  • Ultimately, the decision between ramipril and lisinopril should be made on a case-by-case basis, taking into account the individual patient's needs and characteristics, and guided by the most recent and highest-quality clinical evidence 1.

From the Research

Comparison of Ramipril and Lisinopril

  • Ramipril and lisinopril are both angiotensin-converting enzyme (ACE) inhibitors, used to treat hypertension and heart failure 2, 3.
  • Ramipril has been shown to reduce the risk of all-cause mortality by 27% in patients with clinical evidence of heart failure after acute myocardial infarction 2.
  • The antihypertensive efficacy of ramipril is equivalent to that of other established ACE inhibitors, including lisinopril 2.
  • Ramipril is well tolerated, with 5% or fewer patients discontinuing therapy due to drug intolerance 2.
  • Lisinopril has also been shown to be effective in reducing blood pressure and preventing cardiovascular events, but direct comparisons with ramipril are limited 4, 5.

Efficacy and Safety

  • Both ramipril and lisinopril have been shown to reduce the risk of cardiovascular events, including myocardial infarction, stroke, and heart failure 3, 6.
  • Ramipril has been shown to reduce the incidence of new-onset heart failure in high-risk patients 6.
  • ACE inhibitors, including ramipril and lisinopril, are associated with a higher risk of cough and angioedema compared to angiotensin receptor blockers (ARBs) 5.
  • Overall withdrawal rates due to adverse events are lower with ARBs than with ACE inhibitors, including ramipril and lisinopril 5.

Clinical Use

  • Ramipril and lisinopril are both considered first-line options for the treatment of hypertension and heart failure 2, 3.
  • The choice between ramipril and lisinopril may depend on individual patient factors, such as tolerance and comorbidities 5.
  • Current guidelines recommend ACE inhibitors, including ramipril and lisinopril, as first-choice therapy for patients with cardiovascular disease, while ARBs are considered an alternative for ACE inhibitor-intolerant patients 5.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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