What side effects or benefits did levosimendan show for patients with acute heart failure?
Levosimendan is an inodilator used for acute heart failure (AHF). It works by increasing the heart's pumping strength and relaxing blood vessels. Studies show it can improve symptoms and heart function, but it also has side effects, most notably low blood pressure (hypotension) and fast heart rate (tachycardia). A recent real-world study also suggests that its effects may differ based on a patient's body mass index (BMI).
What the research says
A large retrospective study of 2,398 AHF patients in China found that levosimendan improved symptoms and heart function, but the benefits were not the same across all BMI groups 5. The study reported that patients with higher BMI had different outcomes, though specific side effect rates were not detailed in the abstract 5. An expert consensus review notes that levosimendan improves symptoms, cardiac function, hemodynamics, and end-organ function in AHF, especially when caused by acute coronary syndrome 7. The same review states that adverse effects are generally less common than with other inotropic drugs, except for hypotension, which is a notable side effect 7. An older review from 2000 confirms that levosimendan dose-dependently increases cardiac output and reduces pulmonary capillary wedge pressure, but higher doses can cause tachycardia and hypotension 9. It also notes that drug-induced ventricular arrhythmias are rare 9. A randomized trial of 120 patients found that combining levosimendan with nesiritide improved clinical effectiveness and reduced deaths and readmissions compared to placebo, but the study did not report side effects separately for levosimendan alone 8.
What to ask your doctor
- Could levosimendan be an option for my acute heart failure, given my current blood pressure and heart rate?
- How does my BMI affect the potential benefits or risks of levosimendan?
- What is the risk of hypotension or fast heart rate with levosimendan, and how would those be managed?
- Are there any other medications I should avoid while on levosimendan?
- How does levosimendan compare to other inotropes like dobutamine or milrinone for my situation?
This question is drawn from common patient questions about this topic and answered using cited medical research. We do not provide individualized advice.