The average cost for 6 vials of 1ml of Hepagam B is $1,252.50 with a free GoodRx coupon. This is 4.22% off the average retail price of $1,307.74.
Typical dosage for Hepagam B
For preventing hepatitis B re-infection after a liver transplant:
Each dose contains 20,000 international units (IU) of Hepagam B. It's given as an IV infusion (into the veins).
- During liver transplant: One dose given just once
- 1st week after transplant: One dose given daily
- 2nd week to 3rd month after transplant: One dose given every 2 weeks
- 4th month after transplant and onward: One dose given monthly
Your provider might change the dose based on your hepatitis B antibody levels.
For preventing hepatitis B infection after exposure to the hepatitis B virus:
Typically, Hepagam B is given as an injection into the muscle once by a healthcare provider. The dose and when Hepagam B is given depends on how you were exposed to the hepatitis B virus. The dose is also sometimes calculated based on your weight.
Your provider might also give you a hepatitis B vaccine at the same time as Hepagam B. And for certain situations, your provider might give you a second dose of Hepagam B later on.

