IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-3-33949 Original Research Paper FORMULATION OF 0.5%AZITHROMYCIN GEL AS LOCAL DRUG DELIVERY AGENT FOR PERIODONTAL THERAPY- INVITRO DRUG RELEASE STUDY KRANTHI KOSURU Dr. Dr. VINUTHNA Dr. Dr. DURGAKEERTHI.P Dr. March 2021 10 3 01 02