The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Swelling in arms or legs (14%)
- Low blood pressure (14%)
- Dizziness (13%)
- High blood potassium levels (13%)
Less Common Side Effects
- Low red blood cell count
- Kidney problems
- High liver enzymes
Filspari serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Serious liver problems: swelling of your stomach, yellowing of your skin or the whites of your eyes, confusion, dark or brown urine
- Severely low blood pressure: dizziness, lightheadedness, feeling faint, tired, confusion
- Serious kidney problems: urinating less often than usual, swelling in your feet, ankles, or hands, unexplained weight gain
- High potassium levels: nausea, muscle weakness, abnormal heartbeat
Source: DailyMed
The following Filspari side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- High potassium level—muscle weakness, fast or irregular heartbeat
- Kidney injury—decrease in the amount of urine, swelling of the ankles, hands, or feet
- Liver injury—right upper belly pain, loss of appetite, nausea, light-colored stool, dark yellow or brown urine, yellowing skin or eyes, unusual weakness or fatigue
- Low blood pressure—dizziness, feeling faint or lightheaded, blurry vision
- Low red blood cell level—unusual weakness or fatigue, dizziness, headache, trouble breathing
Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):
- Dizziness
- Swelling of the ankles, hands, or feet
