<prompt> In unconjugated hyperbilirubinemia, the risk of kernicterus increases with the use of -CeftriaxonePhenobarbitoneAmpicillinSulphonamide  <response>: Ans. is d i.e., Sulphonamide o Kernicterus may be precipitated in newborn, especially premautre, by displacement of bilirubin from plasma protein binding sites. 