Hiberix
FDA Approved: 2009
Vaccine Type(s)
Ingredients
- Formaldehyde 5 mcg
- Lactose (milk sugar) 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 approximately 2,830 infants followed for only 4 days post-vaccination; most subjects received other vaccines at the same time, making attribution uncertain.
Injection site reactions
Less common
About 1 in 10
Irritability
Less common
About 1 in 10
Drowsiness
Less common
About 1 in 10
Fever
Less common
About 1 in 10
Decreased appetite
Less common
About 1 in 10
Restlessness
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