 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  pregnant or who may become pregnant should not handle this medication or breathe the dust from the tablets. Tell your doctor if your condition does not get better or gets worse.The side effects of Filspari Oral: See also Warning section. Dizziness may occur. If this effect lasts or gets worse, tell your doctor or pharmacist promptly. To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: symptoms of a high potassium blood level (such as muscle weakness, slow/irregular heartbeat), unusual weight gain, swelling of ankles/legs/feet. Although sparsentan may be used to treat people who have kidney problems, it may also rarely cause serious kidney problems or make them worse. Your doctor will check your kidney function while you are taking sparsentan. Tell your doctor right away if you have any signs of kidney problems such as a change in the amount of urine. A very serious allergic reaction to this drug </s>