Caplacizumab
Caplacizumab is a bivalent Single-domain antibody designed for the treatment of thrombotic thrombocytopenic purpura and thrombosis.
This drug was developed by Ablynx NV. On 31 August 2018 it was approved in the European Union for the "treatment of adults experiencing an episode of acquired thrombotic thrombocytopenic purpura, in conjunction with plasma exchange and immunosuppression".
It is an anti-von Willebrand factor humanized immunoglobulin. It acts by blocking platelet aggregation to reduce organ injury due to ischemia. Results of the phase II TITAN trial have been reported.
In February 2019, caplacizumab-yhdp was approved in the United States for treatment of adult patients with acquired thrombotic thrombocytopenic purpura. The drug is used in combination with plasma exchange and immunosuppressive therapy.
