Crestor (rosuvastatin) is a medicine used to reduce the levels of bad cholesterol in the body in order to prevent a number of dangerous diseases, such as stroke, heart attack and heart disease. It's highly efficient if taken as prescribed, so make sure you listen to the instructions of your doctor and read the label of this medicine carefully to make sure you got everything right. Crestor is supposed to be combined with a healthier diet and a whole new lifestyle. You will also need to control your body weight and exercise regularly. This is crucial for your cholesterol levels to go down and stay down later when you stop taking Crestor. Treating high levels of cholesterol in the blood involves switching to a whole new lifestyle. The following health conditions will need to be mentioned to your doctor before you are prescribed any dose of Crestor - just to make sure you do not need a dose adjustment or additional tests: underactive thyroid, severe infection, seizure disorder, a recent history of a surgery, kidney disease, and a muscle disorder. Drinking alcohol can increase your triglyceride levels and damage your liver, so make sure you limit the consumption to the minimum. This medicine is FDA pregnancy category X. This means Crestor must not be used by women that are regnant or breastfeeding, as serious and possibly life-threatening health effects in babies are possible. You will have to make sure to use most reliable methods of birth control and discuss them first with your doctor to make sure their efficiency will not be affected in any way by the fact you are taking Crestor. If you happened to get pregnant - call your doctor immediately to learn about the options you have. If you think you may have used too much of this medicine, seek emergency medical help. The symptoms of an overdose have not been reported so far. The following serious side effects are sometimes possible, although such cases are pretty rare and have to do with the fact the medicine is not being used the right way: nausea, chest pain, muscle pain, urinating more or less than usual, low fever, stomach pain, tenderness, clay-colored stools, dark colored urine, and loss of appetite. In most cases patients taking Crestor experience only minor side effects, such as constipation, burning when you urinate, headache, sore throat, mild nausea, weakness, diarrhea, memory loss, dizziness, and runny or stuffy nose. These side effects are insignificant and may display when you first start taking this medicine because of your body not being ready for the dose or dosing schedule. As your body adjusts, these side e effects will go away and there will be no need to report them to your health care provider. Any drugs you are taking at the moment of being prescribed Crestor must be reported to your health care provider to see if any of them are likely to cause an interaction. Make sure you let your doctor know if you are taking or are planning to take any of the following medicines along with Crestor: ketoconazole, cyclosporine, niacin, cimetidine, lopinavir, spironolactone, other cholesterol-lowering medications, blood thinner, or ritonavir.