Objective: To probe into the role of clinical pharmacists in the treatment of children with Kasabach-Merritt syndrome (KMS). Methods: Clinical pharmacists participated into the drug treatment practice of a child with KMS

provided pharmaceutical care for chemotherapy drugs and immunosuppressants

monitored the blood concentration and adjusted the dose of sirolimus. Results: The child’s condition was stable and improved

without severe adverse drug reactions. Conclusion: Clinical pharmacists play essential role in participating into the drug treatment of special cases and taking individualized pharmaceutical care as the starting point to ensure the safety of medications for children.