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2 questions · 2 findings · 1 reviews · All outcomes

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Single preoperative dose of systemic antibiotics (clindamycin 600 mg), total chemo-mechanical debridement and root filling vs Matched placebo, total chemo-mechanical debridement and root filling

Swelling (mean) · Adults with symptomatic apical periodontitis (no signs of spreading infection or systemic involvement)

Single preoperative dose of systemic antibiotics (clindamycin 600… showed no clear difference in swelling at 7 days compared with matched placebo, total chemo-mechanical debridement and root filling (low certainty).

1 finding from 1 review

Postoperative systemic antibiotics (phenoxymethylpenicillin/penicillin VK, 7-day course), partial or total chemo-mechanical debridement and analgesics vs Matched placebo, partial or total chemo-mechanical debridement and analgesics

Swelling (mean) · Adults with a symptomatic necrotic tooth or localised acute apical abscess (no signs of spreading infection or systemic involvement)

It is very uncertain whether postoperative systemic antibiotics… changes swelling at 7 days compared with matched placebo, partial or total chemo-mechanical debridement and… (very low certainty).

1 finding from 1 review