Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

78 questions · 79 findings · 7 reviews

No studies found 19 · 24.1%GRADE not reported 9 · 11.4%Very low 14 · 17.7%Low 13 · 16.5%Moderate 20 · 25.3%High 4 · 5.1%

Azithromycin vs placebo or usual care

Clinical worsening: need for invasive mechanical ventilation, or death at up to day 28 · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in worsening of clinical status: participants with clinical… compared with placebo or standard of care alone (moderate certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

Clinical improvement: discharged alive ( · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in improvement of clinical status: participants discharged alive at day… compared with placebo or standard of care alone (moderate certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

Serious adverse events during the study period · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in serious adverse events during the study period compared with placebo or standard of care alone (moderate certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

Adverse events during treatment period · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in any adverse events during the study period compared with placebo or standard of care alone (low certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

Arrhythmias · people with moderate to severe disease (WHO scale 4–9); all studies contributing results to the summary of findings table included people…

Azithromycin showed no clear difference in cardiac arrhythmias during the study period compared with placebo or standard of care alone (moderate certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

All‐cause mortality at day 28 · all trials contributing results to the summary of findings table included people with mild disease (WHO scale 1 to 3)§

Azithromycin showed no clear difference in all‐cause mortality at day 28 compared with placebo or standard of care alone (low certainty).

1 finding from 1 review

Azithromycin vs placebo or usual care

Admission to hospital or death within 28 days · all trials contributing results to the summary of findings table included people with mild disease (WHO scale 1 to 3)§

Azithromycin showed no clear difference in admission to hospital or death within 28 days compared with placebo or standard of care alone (low certainty).

1 finding from 1 review

Azithromycin vs doxycycline

Microbiological failure Men · men and non‐pregnant women with symptomatic (uterine cervicitis and urethritis), or asymptomatic genital CT infection, diagnosed by cell…

Azithromycin probably leads to higher microbiological failure Men compared with doxycycline (moderate certainty).

1 finding from 1 review

Azithromycin vs doxycycline

Microbiological failure Women · men and non‐pregnant women with symptomatic (uterine cervicitis and urethritis), or asymptomatic genital CT infection, diagnosed by cell…

It is very uncertain whether azithromycin changes microbiological failure Women compared with doxycycline (very low certainty).

1 finding from 1 review

Azithromycin vs doxycycline

Adverse events Men · men and non‐pregnant women with symptomatic (uterine cervicitis and urethritis), or asymptomatic genital CT infection, diagnosed by cell…

Azithromycin showed no clear difference in adverse events Men compared with doxycycline (low certainty).

1 finding from 1 review

Azithromycin vs doxycycline

Adverse events Men and women · men and non‐pregnant women with symptomatic (uterine cervicitis and urethritis), or asymptomatic genital CT infection, diagnosed by cell…

Azithromycin probably leads to lower adverse events Men and women compared with doxycycline (moderate certainty).

1 finding from 1 review

Azithromycin vs doxycycline

Clinical failure Men · men and non‐pregnant women with symptomatic (uterine cervicitis and urethritis), or asymptomatic genital CT infection, diagnosed by cell…

Azithromycin showed no clear difference in clinical failure Men compared with doxycycline (low certainty).

1 finding from 1 review

Oral azithromycin vs control

Ocular chlamydia trachomatis infection · people (any age) with active trachoma

The review found no eligible studies for this question.

1 finding from 1 review
  • Antibiotics for trachoma 2019 · Cochrane Headline outcomes only
    no estimate extracted
    Studies not reported
    No studies found