Crovalimab-akkz, a complement C5 inhibitor, is a humanized monoclonal antibody based on a human IgG1 framework. The recombinant antibody is produced in Chinese hamster ovary CHO cells and consists of two heavy chains (451 amino acid residues each) and two light chains (217 amino acid residues each). The approximate molecular weight is 145 kDa. PIASKY (crovalimab-akkz) injection is a preservative-free, sterile, clear to opalescent, almost colorless to brownish-yellow, solution supplied in a single-dose vial for intravenous use or subcutaneous use. Intravenous use requires dilution prior to administration. Each single-dose vial contains a 2 mL solution of crovalimab-akkz (340 mg), arginine hydrochloride (42.2 mg), histidine (9.4 mg), poloxamer 188 (1 mg), and Water for Injection USP. The pH is 5.8. Aspartic acid may be added to adjust the pH.
Injection: 340 mg/2 mL (170 mg/mL) in a single-dose vial
The recommended dosage regimen consists of one loading dose administered by intravenous (IV) infusion (on Day 1), followed by four additional weekly loading doses administered by subcutaneous (SUBQ) injection (on Days 2, 8, 15, and 22). The maintenance dose starts on Day 29 and is then administered every 4 weeks by subcutaneous injection
PIASKY is a complement C5 inhibitor indicated for the treatment of adult and pediatric patients 13 years and older with paroxysmal nocturnal hemoglobinuria (PNH) and body weight of at least 40 kg