What happens if ibrutinib is stopped?

Ibrutinib is a drug used to treat a variety of malignant tumors and immune system-related diseases involvingB cells, but if the drug is stopped, it may have some impact on the patient's condition. The specific effects of discontinuing ibrutinib depend on the patient's condition, length of treatment, type of disease, and reason for discontinuation. Some patients may experience worsening of their condition after stopping ibrutinib. This may include progression of the disease, worsening of symptoms, and reappearance of malignancy. After long-term use of ibrutinib, sudden discontinuation may cause some patients to experience drug withdrawal syndrome, manifested by specific side effects such as joint pain, muscle pain, fatigue, etc. These symptoms are usually temporary, but may take some time to resolve. If a patient's condition worsens after stopping the drug, they may need to restart ibrutinib or try other treatment options, depending on the doctor's advice and the patient's condition.