Zivast a medication used to manage cholesterol levels can rarely lead to memory loss Although this side effect is usually not severe it can manifest within a day of starting the medication or may take a longer period of time to present itself The good news is that in most cases these symptoms tend to subside within approximately three weeks after discontinuing the use of Rosuvas However it is crucial to reach out to your healthcare provider if you encounter this adverse effect as it could potentially be caused by another underlying condition Your doctor will be able to evaluate your situation and determine the best course of action