The concentration of ionized calcium in the bile is elevated and ceftriaxone can precipitate with calcium, like what occurs with bilirubin, and so ceftriaxone-associated
Can ceftriaxone cause biliary Pseudolithiasis?
Ceftriaxone-associated gallbladder pseudolithiasis is a not uncommon complication of this common antibiotic, where a ceftriaxone-calcium precipitate forms gallbladder sludge. It appears more common in pediatric patients.
Can ceftriaxone cause gallstones?
Ceftriaxone-induced gallstones are an uncommon but recognized complication of therapy with this antibiotic. Patients should be counseled regarding the possibility of this complication and informed to recognize and report biliary-type symptoms early during the course of treatment.