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. 2022 Dec 30;11(1):88. doi: 10.3390/vaccines11010088

Table A6.

Calculations for ERIG, HRIG & R-Mab for Scenario Analysis.

Amount Calculations for RIG (Scenario Analysis)
ERIG
(Base Case)
ERIGLocal Only
(Scenario 1)
HRIG
(Scenario 2)
R-Mab
(Scenario 3)
Vial 5 mL 5 mL 2 mL 2.5 mL
Discounted cost per vial (INR) 195.66 195.66 2312.84 1231.43
Potency (per mL) 300 IU/mL 300 IU/mL 150 IU/mL 40 IU/mL
Potency (per vial) 1500 IU/vial 1500 IU/vial 300 IU/vial 100 IU/vial
Dose 40 IU/kg wt 40 IU/kg wt 20 IU/kg wt 3.33 IU/kg wt
1 mL = 300 IU 1 mL = 300 IU 1 mL = 150 IU 1 mL = 40 IU
Maximum dose calculation Dose = 40 U × 32.47= 1298.8 IU Dose = 20 IU × 32.47= 649.4 IU Dose = 3.33 IU × 32.47 = 108.13 IU
(Weighted proportionate weight for cohort) Amount = 1298.8/300 mL Amount = 649.4/150 mL Amount = 39.1/40 mL
Amount = 4.33 mL Amount = 2.64 mL [33] Amount = 4.33 mL Amount = 2.7 mL
Amount of RIG required in children 4.33 mL 2.64 mL 4.33 mL 2.7 mL
Multiplication factor for use from a vial 4.33/5 = 0.866 2.64/5 = 0.528 4.33/2 = 2.165 2.7/2.5 = 1.08