Lower dose rituximab is active in adults patients with idiopathic thrombocytopenic purpura

Autor: Francesco Zaja, Marta Lisa Battista, Maria Teresa Pirrotta, Salvatore Palmieri, Michela Montagna, Nicola Vianelli, Luciana Marin, Margherita Cavallin, Monica Bocchia, Marzia Defina, Micaela Ippoliti, Felicetto Ferrara, Francesca Patriarca, Maria Antonietta Avanzini, Mario Regazzi, Michele Baccarani, Miriam Isola, Franca Soldano, Renato Fanin
Jazyk: angličtina
Rok vydání: 2008
Předmět:
Zdroj: Haematologica, Vol 93, Iss 6 (2008)
Druh dokumentu: article
ISSN: 0390-6078
1592-8721
DOI: 10.3324/haematol.12206
Popis: Rituximab 375 mg/m2 weekly for four weeks has significant activity in patients with immune thrombocytopenia. We evaluated the activity of lower dose rituximab (100 mg iv weekly for 4 weeks) in 28 adults with idiopathic thrombocytopenic purpura. Overall (platelet count > 50×109/L) and complete responses (platelet count > 100×109/L) were achieved in 21/28 (75%) and 12/28 (43%) patients respectively. The median time to response and time to complete response were 31 and 44 days respectively. After a median follow-up of 11 months (range 3–18), 7/21 (33%) patients relapsed and 3 needed further treatments. In patients with idiopathic thrombocytopenic purpura, lower dose rituximab seems to show similar activity to standard dose.
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