Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

49 questions · 49 findings · 26 reviews

No studies found 13 · 26.5%GRADE not reported 6 · 12.2%Very low 13 · 26.5%Low 10 · 20.4%Moderate 7 · 14.3%High 0 · 0%

Intervention not reported

Number of participants who experienced any adverse effects related to antibiotics · Women undergoing excision of the cervical transformation zone for cervical neoplasia

It is very uncertain whether the intervention changes number of participants who experienced any adverse effects related… (very low certainty).

1 finding from 1 review

Antibiotic prophylaxis before dental procedure vs placebo or no prophylaxis

Adverse effects of antibiotics · Adults or children at increased risk of bacterial endocarditis (pre-existing cardiac condition) undergoing an invasive dental procedure

The review found no eligible studies for this question.

1 finding from 1 review

Intravenous ceftazidime with tobramycin vs ciprofloxacin

Adverse effects of antibiotics · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Intravenous ceftazidime with tobramycin probably leads to lower adverse effects of antibiotics: compared with oral ciprofloxacin (moderate certainty).

1 finding from 1 review

Antibiotic prophylaxis vs no treatment or placebo

Adverse effects of antibiotics (skin rash) · Women who had normal vaginal births

It is very uncertain whether routine antibiotic prophylaxis changes adverse effects of antibiotics (skin rash) compared with no treatment or placebo (very low certainty).

1 finding from 1 review

Oral ciprofloxacin and inhaled colistin vs inhaled tobramycin

Adverse effects of antibiotics: severe cough · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

It is very uncertain whether oral ciprofloxacin and inhaled colistin changes adverse effects of antibiotics: severe cough compared with inhaled tobramycin (TNS) (very low certainty).

1 finding from 1 review

Inhaled tobramycin (TNS) vs placebo

Adverse effects of antibiotics: participants experiencing cough · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

It is very uncertain whether inhaled tobramycin (TNS) changes adverse effects of antibiotics: participants experiencing cough compared with placebo (very low certainty).

1 finding from 1 review

Inhaled tobramycin (TNS) plus oral azithromycin vs TNS plus oral placebo

Number experiencing adverse effects · children with cystic fibrosis and a new culture positive for P aeruginosa

Inhaled tobramycin (TNS) plus oral azithromycin showed no clear difference in adverse effects of antibiotics: number of participants experiencing… compared with TNS plus oral placebo (moderate certainty).

1 finding from 1 review

Ciprofloxacin vs placebo added to cycled and culture‐based inhaled tobramycin (TNS) therapy

Adverse effects of antibiotics: proportion of participants with one or more serious adverse event · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Ciprofloxacin showed no clear difference in adverse effects of antibiotics: proportion of participants with one… compared with placebo added to cycled and culture‐based inhaled tobramycin (TNS)… (moderate certainty).

1 finding from 1 review

Cycled inhaled tobramycin vs culture‐based TNS

Adverse effects of antibiotics: proportion of participants with one or more serious adverse event · adults and children with cystic fibrosis and a positive microbiological isolate of P aeruginosa from a respiratory tract specimen

Cycled inhaled tobramycin (TNS) probably leads to lower adverse effects of antibiotics: proportion of participants with one… compared with culture‐based TNS (moderate certainty).

1 finding from 1 review

Systemic antibiotic prophylaxis (any regimen; topical therapy excluded) administered before and/or after tooth extraction vs placebo

Adverse effects · People undergoing tooth extraction (21 of 23 trials: healthy patients undergoing impacted third molar extraction; 1 routine intra-alveolar…

It is very uncertain whether systemic antibiotic prophylaxis (any regimen; topical therapy… changes adverse effects compared with placebo (very low certainty).

1 finding from 1 review