For years periodontics has recognized that bacteria, their by products and
the body's reaction to all three of these are the causes for periodontal
disease. Systemic (taken by mouth) and local drug delivery are modalities
where antibiotics can be helpful.
Antibiotic therapy is not indicated in all cases of periodontitis.
They are usually reserved for more aggressive and refractory foms of the disease.
They are considered adjuncts to non - surgical and surgical periodontal treatments and they have risks of allergic and
adverse drug reactions.
Commonly used systemic medications are amoxicillin, doxycycline,
metronidazole, and tetracycline.
Proprietary local drug delivery systems include older forms
such as Atridox, Actisite and Periochip. The
most commonly used today is Arrestin.