Summary of patient disposition in eltrombopag-treated patients (N=18). Among 5 patients who failed to achieve the target platelet count, 4 patients quit eltrombopag treatment and 1 increased the eltrombopag dosage. Among 13 patients who responded, 4 required the lowest dose of eltrombopag to maintain the target platelet counts and 9 quit eltrombopag treatment. Two of these 9 patients maintained CR, and 7 experienced a relapse. Two eltrombopag-resistant patients and 1 relapse patient were treated with romiplostim. Abbreviation: CR, complete response.