Abstract
A tri-antibiotic paste consisting of ciprofloxacin, minocycline, and metronidazole, with the vehicles macrogol ointment (polyethylene glycol) and propyleneglycol has been used for decontamination of young permanent teeth aiming the regeneration of dental pulp tissue. The aim of this study will be to evaluate the tissue response to implanted polyethylene tubes filled with macrogol or propy…