Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,017 questions · 1,061 findings · 131 reviews

No studies found 193 · 18.2%GRADE not reported 65 · 6.1%Very low 237 · 22.3%Low 325 · 30.6%Moderate 187 · 17.6%High 54 · 5.1%

Prophylactic aciclovir (oral or intravenous) vs Prophylactic valaciclovir (oral)

Presence/absence of HSV oral lesions · Patients being treated for cancer (predominantly haematological malignancies)

Prophylactic aciclovir (oral or intravenous) showed no clear difference in presence/absence of HSV oral lesions compared with prophylactic valaciclovir (oral); GRADE not reported.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Presence/absence of HSV oral lesions · Patients being treated for cancer (predominantly haematological malignancies)

Prophylactic aciclovir (oral or intravenous) led to lower presence/absence of HSV oral lesions compared with placebo; GRADE not reported.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Length of hospital stay · Patients being treated for cancer (predominantly haematological malignancies)

The review found no eligible studies for this question.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Recurrence of lesions · Patients being treated for cancer (predominantly haematological malignancies)

The review found no eligible studies for this question.

1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs Prophylactic valaciclovir (oral)

Cost of oral care · Patients being treated for cancer (predominantly haematological malignancies)
1 finding from 1 review

Prophylactic aciclovir (oral or intravenous) vs placebo

Adverse effects · Patients being treated for cancer (predominantly haematological malignancies)
1 finding from 1 review

Intravenous magnesium sulfate + standard care vs placebo + standard care

Proportion of people with hospital admissions (from the emergency room) · acute exacerbations of chronic obstructive pulmonary disease

Intravenous magnesium sulfate + standard care may leads to lower proportion of people with hospital admissions (from the emergency… compared with placebo + standard care (low certainty).

1 finding from 1 review

Intravenous magnesium sulfate + standard care vs placebo + standard care

Proportion of people requiring non‐invasive ventilation · acute exacerbations of chronic obstructive pulmonary disease

It is very uncertain whether intravenous magnesium sulfate + standard care changes proportion of people requiring non‐invasive ventilation compared with placebo + standard care (very low certainty).

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs Chlorhexidine mouthwash

Oral mucositis (any severity) · Children with acute lymphoblastic leukaemia receiving chemotherapy alone

Keratinocyte growth factor (KGF), intravenous led to lower oral mucositis (any severity) compared with chlorhexidine mouthwash; GRADE not reported.

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs Chlorhexidine mouthwash

Oral mucositis (moderate to severe) · Children with acute lymphoblastic leukaemia receiving chemotherapy alone

Keratinocyte growth factor (KGF), intravenous led to lower oral mucositis (moderate to severe) compared with chlorhexidine mouthwash; GRADE not reported.

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs Chlorhexidine mouthwash

Oral mucositis (severe) · Children with acute lymphoblastic leukaemia receiving chemotherapy alone

Keratinocyte growth factor (KGF), intravenous led to lower oral mucositis (severe) compared with chlorhexidine mouthwash; GRADE not reported.

1 finding from 1 review

Aciclovir (oral or intravenous) for treatment vs placebo

Time to complete healing · Patients being treated for cancer with established oral HSV infection (bone marrow transplant recipients / immunocompromised)
1 finding from 1 review

Aciclovir (oral or intravenous) for treatment vs placebo

Recurrence of lesions · Patients being treated for cancer with established oral HSV infection (bone marrow transplant recipients / immunocompromised)

The review found no eligible studies for this question.

1 finding from 1 review

Aciclovir (oral or intravenous) for treatment vs placebo

Duration of viral shedding · Patients being treated for cancer with established oral HSV infection (bone marrow transplant recipients / immunocompromised)
1 finding from 1 review

Aciclovir (oral or intravenous) for treatment vs placebo

Relief of pain · Patients being treated for cancer with established oral HSV infection (bone marrow transplant recipients / immunocompromised)
1 finding from 1 review