How long will the side effects of osimertinib/osimertinib last?

Osimertinib/Osimertinib Side effects can appear quickly after starting treatment, but the duration and severity of specific reactions vary among individuals. Some patients may experience side effects, such as rash, diarrhea, drowsiness, etc. early in their treatment with osimertinib/osimertinib, while other patients may take longer to develop. Typically, side effects may be most noticeable during the first few weeks of treatment, but may gradually lessen or disappear over the course of treatment. However, some side effects such as cough and fatigue may last for a longer period of time. It should be noted that even if the side effects are reduced or disappear, patients still need to pay close attention to their own conditions and promptly report any new discomfort to the doctor during treatment so that the treatment plan can be adjusted in a timely manner.