Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

550 questions · 606 findings · 25 reviews · Oral medicine and oral cancer

No studies found 62 · 10.2%GRADE not reported 428 · 70.6%Very low 69 · 11.4%Low 30 · 5%Moderate 16 · 2.6%High 1 · 0.2%

G‐CSF vs placebo or no treatment

Normalcy of diet (percutaneous endoscopic gastrostomy) · Adults with cancer receiving treatment

Granulocyte-colony stimulating factor (G-CSF) showed no clear difference in normalcy of diet (percutaneous endoscopic gastrostomy) compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Amifostine vs no treatment/placebo

Salivary flow rate · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine led to higher salivary flow rate (incidence of > 0.1 g saliva/5 min, unstimulated) compared with no treatment/placebo; GRADE not reported.

1 finding from 1 review

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

Normalcy of diet (total parenteral nutrition) · Adults with cancer receiving treatment

Keratinocyte growth factor (KGF; palifermin or repifermin),… showed no clear difference in normalcy of diet (total parenteral nutrition) compared with placebo; GRADE not reported.

1 finding from 1 review

Amifostine 200 mg/m2 three times weekly vs Amifostine 200 mg/m2 five times weekly

Vomiting · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine 200 mg/m2 three times weekly showed no clear difference in vomiting (adverse effect) compared with amifostine 200 mg/m2 five times weekly; GRADE not reported.

1 finding from 1 review

Amifostine 200 mg/m2 three times weekly vs Amifostine 200 mg/m2 five times weekly

Quality of life · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region
1 finding from 1 review

GM-CSF vs placebo or no treatment

Normalcy of diet (tube feeding) · Adults with cancer receiving treatment

Granulocyte-macrophage colony-stimulating factor (GM-CSF) showed no clear difference in normalcy of diet (tube feeding) compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Erythropoietin mouthwash vs placebo

Number of days in hospital · Adults receiving bone marrow/stem cell transplantation after conditioning therapy for haematological cancers

Erythropoietin mouthwash showed no clear difference in number of days in hospital compared with placebo; GRADE not reported.

1 finding from 1 review

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

Number of days of treatment with opioid analgesics · Adults with cancer receiving treatment

Keratinocyte growth factor (KGF; palifermin or repifermin),… showed no clear difference in number of days of treatment with opioid analgesics compared with placebo; GRADE not reported.

1 finding from 1 review

Biperiden plus pilocarpine vs no treatment

Dysphagia (WHO grade 3+) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Biperiden plus pilocarpine showed no clear difference in dysphagia (WHO grade 3+) compared with no treatment; GRADE not reported.

1 finding from 1 review

Amifostine vs no treatment/placebo

Quality of life (Patient Benefit Questionnaire, 10-point scale) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

It is very uncertain whether amifostine changes quality of life (Patient Benefit Questionnaire, 10-point scale) compared with no treatment/placebo (very low certainty).

1 finding from 1 review

Biperiden plus pilocarpine vs no treatment

Salivary flow rate (unstimulated) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region
1 finding from 1 review

Epidermal growth factor (EGF), oral spray vs placebo

Normalcy of diet (total parenteral nutrition) · Adults with cancer receiving treatment

Epidermal growth factor (EGF), oral spray showed no clear difference in normalcy of diet (total parenteral nutrition) compared with placebo; GRADE not reported.

1 finding from 1 review

Intestinal trefoil factor (ITF), oral spray vs placebo

Oral mucositis (severe) · Adults receiving chemotherapy alone for colorectal cancer

Intestinal trefoil factor (ITF), oral spray showed no clear difference in oral mucositis (severe) compared with placebo; GRADE not reported.

1 finding from 1 review

Biperiden plus pilocarpine vs no treatment

Dry mouth (xerostomia) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

The review found no eligible studies for this question.

1 finding from 1 review