Findings

What do systematic reviews say?

4 questions · 4 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 2 · 50%Very low 2 · 50%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Adverse events · Adults with periodontitis (chronic and aggressive)

Metronidazole + SRP showed no clear difference in adverse events compared with amoxicillin + metronidazole + SRP; GRADE not reported.

1 finding from 1 review

Adjunctive systemic antimicrobials for the non‐surgical treatment of periodontitis 2020 · Cochrane All outcomes
All three included trials (Matarazzo 2008; Silva 2011; Xajigeorgiou 2006) reported adverse events in both MTZ + SRP and AMOX + MTZ + SRP groups (nausea, vomiting, diarrhoea, headache, metallic taste, irritability, mild…
3 studies · 84 participants
GRADE not reported

Adverse events · Adults with periodontitis (chronic and aggressive)

It is very uncertain whether metronidazole + SRP changes adverse events compared with SRP (very low certainty).

1 finding from 1 review

Adjunctive systemic antimicrobials for the non‐surgical treatment of periodontitis 2020 · Cochrane All outcomes
Long-term (≥ 1 year)
No severe adverse effects were reported by any of the participants in 1 study. 2 studies have not reported adverse events.
3 studies · 71 participants
Very low

Adverse events · Adults with aggressive periodontitis

Amoxicillin + metronidazole + SRP showed no clear difference in adverse events compared with clarithromycin + SRP; GRADE not reported.

1 finding from 1 review

Adjunctive systemic antimicrobials for the non‐surgical treatment of periodontitis 2020 · Cochrane All outcomes
Two patients were reported to have vomiting and unbearable stomach pain in the AMOX + MTZ + SRP group (Araujo 2019).
1 study
GRADE not reported

Adverse events · Adults with periodontitis (chronic and aggressive)

It is very uncertain whether amoxicillin + metronidazole + SRP changes adverse events compared with SRP (very low certainty).

1 finding from 1 review

Adjunctive systemic antimicrobials for the non‐surgical treatment of periodontitis 2020 · Cochrane All outcomes
Long-term (≥ 1 year)
Most common adverse events were mild gastrointestinal disturbances, nausea and vomiting, metallic taste, and diarrhoea in the intervention group. Control group reported adverse events like hypothermia, mild…
2 studies · 389 participants
Very low