FDA highlights revised BabyBIG Lot 8 administration instructions
An FDA safety notice identifies lot-specific changes to dosing and the infusion filter for the infant-botulism treatment.
What the record says
FDA’s notice explains that BabyBIG Lot 8 has revised administration instructions that supersede the dose in the existing prescribing information. It also identifies a different supplied disposable filter. The agency links the changes to production-related antibody levels, filtration studies and maintaining supply.
Source details and supporting locations.
Practical next step
Treating clinicians should review the complete current FDA notice and manufacturer instructions for Lot 8 and contact the California Department of Public Health with questions.
Limits and what is not established
This is specialist, lot-specific information for a medicine administered by healthcare professionals. The report supplies no dose or infusion instructions and should not be used to administer treatment.
Sources checked October 24, 2026. Later notices may change instructions or arrangements.
Original sources
U.S. Food and Drug Administration: original information