Rosuvastatin, also known as Rosuvastatin Calcium, does not have a best time to take the medication, which can be given at any time of the day, either with food or on an empty stomach. Rosuvastatin Calcium Tablets may be used in patients with primary hypercholesterolemia or pure familial hypercholesterolemia whose dyslipidemia is not controlled by dietary control or other medications. The drug can be taken once daily, at any time of the day, with food and on an empty stomach. Adverse effects of the drug are more transient and mild, mainly diabetes, headache, dizziness, constipation, nausea, diarrhea myalgia, weakness, rash, itching and hives. The specific use of the drug needs to be under the guidance of a professional doctor, do not judge the use of drugs to avoid danger.