Table 4.

Characteristics of EHL CFCs

Brand (nonproprietary name)TechnologyLicensed for prophylaxis useManufacturer-recommended starting dose for prophylaxis use*Recommended assay for monitoring
Factor VIII products 
 Eloctate®/Elocta® (efmoroctocog alfa) B-domain deleted FVIII fused to Fc portion of IgG1 US & EU: all ages Adults: 50 IU/kg every 4 days; children <6 years: 50 IU/kg twice weekly One stage or chromogenic 
 Adynovate®/Adynovi® (rurioctocog alfa pegol) Full-length recombinant FVIII with 20 kDa PEG US: all; EU: ≥12 years Adolescents/adults: 40-50 IU/kg 2 times weekly; children <12 years: 55 IU/kg 2 times weekly One stage or chromogenic 
 Jivi® (damoctocog alfa pegol) B-domain deleted FVIII with 60 kDa PEG US & EU: ≥12 years 30–40 IU/kg twice weekly Chromogenic or one stage with validated reagents 
 Esperoct® (turoctocog alfa pegol) B-domain truncated FVIII with 40 kDa PEG US: all; EU: ≥12 years Adolescents/adults: 50 IU/kg every 4 days; children <12 years: 65 IU/kg twice weekly Chromogenic or one stage with validated reagents 
 Afstyla® (lonoctocog alfa) Single-chain recombinant FVIII US & EU: all ages Adults: 20-50 IU/kg 2-3 times weekly; children <12 years: 30-50 IU/kg 2-3 times weekly Chromogenic assay 
Factor IX products 
 Alprolix® (efrenonacog alfa) Recombinant FIX fused to Fc portion of IgG1 US & EU: all ages Adolescents/adults: 50 IU/kg weekly or 100 IU/kg every 10 days; children <12 years: 60 IU/kg weekly Chromogenic or one stage with validated reagents 
 Idelvion® (albutrepenonacog alfa) Recombinant FIX fused to albumin US & EU: all ages Adolescents/adults: 25-40 IU/kg weekly; children <12 years: 40-55 IU/kg weekly One stage with validated reagents 
 Rebinyn®/Refixia® (nonacog beta pegol) Recombinant FIX with 40 kDa PEG EU: ≥12 years 40  IU/kg weekly Chromogenic or one stage with validated reagents 
Brand (nonproprietary name)TechnologyLicensed for prophylaxis useManufacturer-recommended starting dose for prophylaxis use*Recommended assay for monitoring
Factor VIII products 
 Eloctate®/Elocta® (efmoroctocog alfa) B-domain deleted FVIII fused to Fc portion of IgG1 US & EU: all ages Adults: 50 IU/kg every 4 days; children <6 years: 50 IU/kg twice weekly One stage or chromogenic 
 Adynovate®/Adynovi® (rurioctocog alfa pegol) Full-length recombinant FVIII with 20 kDa PEG US: all; EU: ≥12 years Adolescents/adults: 40-50 IU/kg 2 times weekly; children <12 years: 55 IU/kg 2 times weekly One stage or chromogenic 
 Jivi® (damoctocog alfa pegol) B-domain deleted FVIII with 60 kDa PEG US & EU: ≥12 years 30–40 IU/kg twice weekly Chromogenic or one stage with validated reagents 
 Esperoct® (turoctocog alfa pegol) B-domain truncated FVIII with 40 kDa PEG US: all; EU: ≥12 years Adolescents/adults: 50 IU/kg every 4 days; children <12 years: 65 IU/kg twice weekly Chromogenic or one stage with validated reagents 
 Afstyla® (lonoctocog alfa) Single-chain recombinant FVIII US & EU: all ages Adults: 20-50 IU/kg 2-3 times weekly; children <12 years: 30-50 IU/kg 2-3 times weekly Chromogenic assay 
Factor IX products 
 Alprolix® (efrenonacog alfa) Recombinant FIX fused to Fc portion of IgG1 US & EU: all ages Adolescents/adults: 50 IU/kg weekly or 100 IU/kg every 10 days; children <12 years: 60 IU/kg weekly Chromogenic or one stage with validated reagents 
 Idelvion® (albutrepenonacog alfa) Recombinant FIX fused to albumin US & EU: all ages Adolescents/adults: 25-40 IU/kg weekly; children <12 years: 40-55 IU/kg weekly One stage with validated reagents 
 Rebinyn®/Refixia® (nonacog beta pegol) Recombinant FIX with 40 kDa PEG EU: ≥12 years 40  IU/kg weekly Chromogenic or one stage with validated reagents 
*

Recommended doses based on US package insert except for Refixia®, which is licensed for prophylaxis use in the EU only.

Assay for monitoring based on World Federation of Hemophilia recommendations. Further details on validated reagents are available at Gray et al and Kitchen et al.51,52 

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