Clinical evaluation of sustained-release metronidazole gel versus metronidazole solution as an intracanal medicament in abscessed primary molars.

Aim: To evaluate the efficacy of metronidazole gel versus metronidazole solution against Enterococcus faecalis in abscessed primary molars.

Study Design: A clinical trial.

Method: Twenty pulpally involved non-vital carious human primary mandibular second molars with furcal abscess were randomly allocated into two groups to evaluate the efficacy of metronidazole gel (3% w/v) and metronidazole solution (0.