24
Participants
Start Date
February 10, 2020
Primary Completion Date
August 10, 2020
Study Completion Date
October 10, 2020
open flap subgingival debridement
After the reevaluation phase after that corrective surgical phase started for the three groups. Local infiltration anesthesia administrated then sulcular flaps raised for the purpose of open flap subgingival debridement.Randomization was then performed and concealment from the assessors.
Subgingival injection of chitosan 2% gel
Group (I); injected subgingivally with chitosan 2% gel containing a microsponges formulated drug weekly
Subgingival injection of chitosan 2% gel
Group (II); injected subgingivally with chitosan 2% gel containing free drug weekly
Subgingival injection of chitosan 2% gel
Group (III); injected subgingivally with placebo chitosan 2% gel weekly
Assiut University, Asyut
Assiut University
OTHER