Lanadelumab, sold under the brand name Takhzyro, is a human monoclonal antibody (class IgG1 kappa) that targets plasma kallikrein (pKal) in order to promote prevention of angioedema in people with hereditary angioedema. Lanadelumab, was approved in the United States as the first monoclonal antibody indicated for prophylactic treatment to prevent hereditary angioedema attacks. Lanadelumab is the first treatment for hereditary angioedema prevention made by using cells within a lab, not human plasma.
Read the full article on WikipediaChronic treatment of hereditary angioedema Types 1 or 2 Clinical criteria: Treatment Phase: Initial 1: New patient (commencing with no previous treatment with C1-INH for routine prophylaxis) Patient must have experienced at least 12 treated acute attacks of hereditary angioedema within the 6 month period prior to commencing treatment with this drug, AND Patient must not have been receiving a C1-esterase inhibitor through the National Blood Authority as routine prophylaxis for hereditary angioedema at the time of application, AND The treatment must not be used in combination with either: (i) a C1-esterase inhibitor concentrate, or (ii) garadacimab. Treatment criteria: Must be treated by a clinical immunologist or a specialist allergist. Population criteria: Patient must be aged 12 years or older. For the purposes of administering this restriction, acute attacks of hereditary angioedema are those of a severity necessitating immediate medical intervention with either (i) icatibant, or (ii) C1-esterase inhibitor concentrate The baseline measurement of the number of treated acute attacks of hereditary angioedema within the 6 months prior to initiating treatment must be provided at the time of submitting this application.
“Lanadelumab works by binding to an enzyme within the plasma, kallikrein, to inhibit its activity. Kallikrein is a protease that functions to cleave kininogen, subsequently creating kininogen and bradykinin, a potent vasodilator.”
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