text: what are side efects of cholestrol reducing drugs such as lescol.?   rare cases of muscle problems and liver problems have been associated with the use of fluvastatin and other similar medicines. contact your doctor immediately if you experience unexplained muscle pain, tenderness, or weakness, especially if accompanied by a fever or flulike symptoms or yellowing of the skin or eyes, abdominal pain, unexplained fatigue, dark colored urine or pale colored stools. these may be early symptoms of muscle or liver problems.   if you experience any of the following serious side effects, stop taking fluvastatin and seek emergency medical attention or contact your doctor immediately:  an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);  decreased urine or rust-colored urine; or  blurred vision.