[Short term effect of combined use of amoxicillin and metronidazole at different time of non-surgical periodontal treatment for aggressive periodontitis].

The combined use of AMX and MTZ during non-surgical periodontal treatment for patients with AgP was effective in short term. In patients with most sites PD ≥ 7 mm, AMX and MTZ could be taken after supragingival scaling, but the long-term clinical effects needs further investigation.