The precautions for statins include drug type, dosing time, elevated liver enzymes, myalgia reactions, etc. 1. Types of drugs: there are many types of statin drugs, different types of drugs commonly used oral dosage is different, different manufacturers of the same kind of statin, the specifications also vary, in changing the type of statin and manufacturers, must pay attention to the specifications of the drug and the dosage to be used. 2. Dosing time: statins are not affected by food, meals have little effect on the role of drugs, and statins do not have serious gastrointestinal adverse reactions, so as long as you do the timing and dosing, whether it’s before or after eating to take can be 3. Elevated liver enzymes: Generally speaking, patients taking statins are safe and effective, but a small number of patients will experience elevated liver aminotransferases after taking statins. 4. Myalgia reaction: muscle pain is one of the common adverse reactions of statins, according to the creatine kinase (CK) value is normal or not can be divided into myositis and myalgia, if CK is greatly elevated, it may be rhabdomyolysis, and even life-threatening in serious cases. It is recommended that it be used under the supervision of a physician.