What is Entresto, and what is it used for?
Entresto (sacubitril/valsartan) is a prescription heart medicine used for certain types of heart failure. It helps the body better manage the stress on the heart by affecting hormone pathways involved in blood vessel tone and fluid balance. It is typically used in people with chronic (long-term) heart failure and may also be used to reduce risk of hospitalization in eligible patients. [1]
How does Entresto work?
Entresto combines two active ingredients:
- Sacubitril: helps increase beneficial natriuretic peptides by blocking their breakdown.
- Valsartan: blocks the angiotensin II receptor (an ARB), which helps relax blood vessels and lower strain on the heart.
Together, the combination helps reduce stress on the cardiovascular system compared with older approaches that rely more heavily on blocking angiotensin alone. [1]
How is Entresto taken (dose and schedule)?
Entresto is taken by mouth, usually twice daily. The dose is set by a clinician and may start at a lower amount for some people, then adjust based on blood pressure, kidney function, and potassium levels. [1]
What side effects do patients commonly report?
Common side effects can include low blood pressure (dizziness or lightheadedness), increased potassium, and kidney-related lab changes. Some people also get headache, fatigue, or stomach/GI symptoms. As with other heart failure medicines, the exact risk depends on the individual and other medications being taken. [1]
What warnings matter most for Entresto?
Two safety issues often discussed with sacubitril/valsartan are:
- Angioedema risk: like other RAAS-related drugs, there is a risk of swelling (sometimes serious) that can affect the face or airway.
- Interaction with ACE inhibitors: Entresto must not be taken with certain classes of blood pressure/heart drugs without an appropriate washout period, due to increased risk of angioedema.
Patients with a history of angioedema and those switching from ACE inhibitors should follow clinician-specific instructions closely. [1]
Can Entresto be used with other heart failure medicines?
Many people with heart failure take multiple medicines together (for example, beta blockers, diuretics, and certain other guideline therapies). Entresto can be part of that regimen, but dosing and safety monitoring depend on kidney function, blood pressure, potassium levels, and other drug interactions—especially with medicines that affect the RAAS system. [1]
How quickly does Entresto start working?
The benefits are usually assessed over weeks to months through measures like symptoms, functional status, and heart failure events (such as hospitalization). Blood pressure effects can occur sooner, so early monitoring for dizziness, low BP, and lab changes is important after starting or adjusting the dose. [1]
Who makes Entresto, and is there a generic or alternative?
Entresto is marketed by Novartis. Whether a generic or biosimilar-style alternative exists depends on patent and regulatory status in your country; that can change over time. If you tell me your country, I can help narrow down what alternatives are available where you live. [1]
What should you do if you miss a dose?
If you miss a dose, take it when you remember unless it is close to the next scheduled dose. Do not take two doses at once. Follow the directions from your prescription label or clinician. [1]
Sources
- Entresto (sacubitril/valsartan) prescribing information and safety information (Novartis). https://www.entrestopro.com/ (navigate to prescribing information)