Adverse drug reactions (ADRs) refer to the process of taking drugs at normal dosage to prevent, diagnose or treat diseases, which has nothing to do with the purpose of treatment. Its special occurrence condition is that it is used according to normal dosage and usage, and the content excludes the reactions caused by drug abuse, excessive abuse, non-compliance with prescribed methods and quality problems. You can't take this medicine because it has side effects. Other drugs that can change the curative effect.
Adverse drug reactions must be written in the instructions. It can be said that only one or two or three people in the country have this situation, and he has to record it in the explanation. In other words, adverse reactions may not happen, but they may happen. The instructions are to let you know that you are uncomfortable and you can lean on it, at least you don't have to worry so much.