Host modulation therapy in periodontitis: from established therapies to emerging technologies

Area of Science:

• Periodontology
• Immunology
• Microbiology

Background:

• Periodontitis is a prevalent biofilm-induced inflammatory disease affecting nearly half of U.S. adults, causing gingival inflammation and bone loss.
• Standard debridement may lack efficacy in severe cases, necessitating additional therapeutic strategies.
• Periodontal tissue destruction is driven by a dysregulated host immune response, including excessive cytokine production and impaired inflammation resolution.

Purpose of the Study:

• To review current trends in host modulation therapies (HMTs) for periodontitis.
• To identify potential limitations and challenges associated with existing HMTs.
• To inform the development of improved strategies for enhanced periodontal treatment outcomes.

Main Methods:

• Review of emerging evidence on HMTs targeting oral microbiota and host immune response.
• Analysis of therapeutic approaches including anti-inflammatory cytokines, NSAIDs, and low-dose doxycycline.
• Examination of challenges related to HMT administration, side effects, and treatment efficacy.

Main Results:

• HMTs aim to reduce bacterial load and modulate immune activity in periodontitis.
• Investigated HMTs include anti-inflammatory cytokines, NSAIDs, low-dose doxycycline, and lipid mediators.
• Identified limitations include adverse effects, systemic delivery risks (infection, malignancy), and potential disease rebound.

Conclusions:

• Current HMTs offer novel approaches to periodontitis management by targeting host inflammation.
• Significant challenges remain regarding safety, efficacy, and long-term outcomes of HMTs.
• Further research is needed to develop safer and more effective HMTs for periodontitis.