Recombivax HB
FDA Approved: 1986
Vaccine Type(s)
Ingredients
- Aluminum 250 mcg
- Formaldehyde 7.5 mcg
- Latex 1 exposure
- Soy peptone 1 exposure
- Recombinant yeast 1 exposure
What you can expect
These are the most commonly reported short-term reactions based on the manufacturer's official package insert.
⚠️ Very limited data — rates may not reflect real-world experience
Based on ~147 infants with ~5 days follow-up (pre-licensure trial)
Infants & Toddlers
Irritability
Low frequency
More than 1 in 100
Fever
Low frequency
More than 1 in 100
Diarrhea
Low frequency
More than 1 in 100
Fatigue
Low frequency
More than 1 in 100
Decreased appetite
Low frequency
More than 1 in 100
Adult
Injection site pain
Less common
About 1 in 10
Fatigue
Less common
About 1 in 10
Source: FDA-approved package insert
See the Full Picture
Knowing what’s common is just the start.
- Compare reactions across brands
- See what shows up when vaccines are given together
- Understand what that means for you or your family