Answer
Sodium benzoate in Dermax Therapeutic Shampoo (benzalkonium chloride) may increase jaundice (yellowing of the skin and eyes) in newborn babies up to 4 weeks old.
Sources for this answer
- Dermax Therapeutic ShampooDermal Laboratories Limited · emc · SmPC §4.4 Special warnings and precautions for use · Version 6Document updated
Sources checked