If you have muscle pain from taking atorvastatin calcium tablets, consider it an adverse reaction to the drug and reduce the dose appropriately under the guidance of your doctor. If the muscle pain is more serious, you need to stop using the drug or change the drug, but also need to judge according to their own situation.1. Reduce the dose: Atorvastatin calcium tablets are used to treat hypercholesterolemia, during the use of drug treatment, there may be adverse reactions generated, commonly muscle pain, malaise. If you have just started to use it and creatine kinase is not increased, you can consult your doctor and reduce the dose without affecting the treatment. 2. Stop using the drug: If the symptoms of muscle pain are serious after using atorvastatin calcium tablets, and the pain becomes more and more obvious with the use of the drug, and creatine kinase is moderately elevated during the examination, the symptoms may be worsened by the action of the drug. At this time, it is necessary to stop the medication in time to avoid a greater impact on the body; 3. Change the drug: it may be that the creatine phosphokinase is elevated after the use of the drug, resulting in the symptoms of muscle pain. It is also necessary to continuously test creatine kinase to bring the body back to a normal state, and suggest replacing other medications for treatment. During the period of medication use, it is important to observe the changes in the body. Any abnormalities require timely consultation with a doctor to avoid affecting the health of the organism.