Number of vials needed to treat a 100-patient population with an initial dose:
127 Infasurf® (calfactant) vs. 179 Curosurf® (poractant alfa)
Cost Benefits
A key factor affecting cost is the surfactant’s first-dose regimen, based on weight, combined with vial sizes available.
29% fewer vials of Infasurf® (calfactant) needed on the initial dose than Curosurf® (poractant alfa).
Infasurf® (calfactant) - Each Dose1
Curosurf® (poractant alfa) - Initial Dose2
Patient Demographics of Treated Infants 2005-2010*
Birth weight determines the dose required.
6% ≤ 600g
21% 601 – 1000g
10% 1001 – 1200g
28% 1201 – 1800g
8% 1801 – 2000g
11% 2001 – 2400g
16% 2401 – 3000g