The Effect of Azithromycin in the Treatment of Chronic Periodontitis

Participants received mechanical periodontal therapy, oral hygiene instructions and placement of the in-situ gel (0.2 ml 1% Azithromycin) into the periodontal pockets in single rooted teeth; twice with an interval of 20 minutes.

Participants received mechanical periodontal therapy, oral hygiene instructions and antibiotic (Azithromycin 250mg x 6 capsules)

Participants received mechanical periodontal therapy, oral hygiene instructions and placebo (antibiotic) in situ gel.

Participants received mechanical periodontal therapy (Scaling and Root Planing), oral hygiene instructions and placebo (antibiotic) capsules (250mg x 6), at mouth (Po), two times a day (bid) for three days.