Administration, Oral 1 Administration, Topical 1 Alendronate Bisphosphonates 1 Chronic Periodontitis 1 Combined Modality Therapy 1 Dental Scaling 1 Diphosphonates 1 Humans 1 Review 1 Root Planing 1 alendronic acid 1 bisphosphonic acid derivative 1 bone defect 1 cannula 1 chronic periodontitis 1 dental scaling 1 diabetes mellitus 1 drug efficacy 1 human 1 menopause 1 meta analysis 1 multimodality cancer therapy 1 neridronic acid 1 obesity 1 oral drug administration 1 outcome assessment 1 periodontal abscess 1 periodontal disease 1 periodontal pocket 1