What do systematic reviews say?

Carboxymethylcellulose (CMC) spray vs Salinum linseed oil spray

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  Mean plaque and gingival indices were reduced during the Salinum (linseed) period; incomplete comparative data.
  1 study · 20 participants
  GRADE not reported

Carboxymethylcellulose (CMC) mouthwash vs Glycerin mouthwash

Carboxymethylcellulose (CMC) mouthwash led to higher improvement in dry mouth ('excellent benefit', dichotomous) compared with glycerin mouthwash; GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  RR 3.95 [1.17, 13.36]
  1 study · 148 participants
  GRADE not reported

Saliva stimulant lozenge (sorbitol, Sorbee) vs Saliva substitute spray

Saliva stimulant lozenge (sorbitol, Sorbee) showed no clear difference in salivary flow (unstimulated whole saliva) compared with saliva substitute spray (MouthKote); GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  MD -0.01 [-0.03, 0.02]
  1 study · 80 participants
  GRADE not reported

Various saliva stimulants (chewable tablet, lozenges, chewing gum, CMC mouthrinse/sprays; 8-arm) vs Saliva substitutes / other products

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  No product had a long-term effect on stimulated whole saliva production.
  1 study · 106 participants
  GRADE not reported

Sucralfate vs placebo or usual care

Sucralfate probably leads to lower oral mucositis (severe) compared with placebo/usual care (moderate certainty).

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.67 [0.48, 0.92]
  7 studies · 428 participants
  Moderate

Low‐level laser therapy vs Placebo or no active treatment

Laser (low level) showed no clear difference in oral mucositis (any severity) compared with placebo/sham/no treatment; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.91 [0.71, 1.17]
  5 studies · 234 participants
  GRADE not reported

CMC/sorbitol pre-moistened swabs vs Lemon glycerin swabs

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  CMC/sorbitol also improved dentition and gingival scores; no supporting data presented.
  1 study · 20 participants
  GRADE not reported

Polaprezinc vs Azulene

Polaprezinc showed no clear difference in oral mucositis (any severity) compared with azulene; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.82 [0.63, 1.06]
  1 study · 31 participants
  GRADE not reported

Shenqi-fanghou vs no treatment

Shenqi-fanghou led to lower oral mucositis (severe) compared with no treatment; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.2 [0.11, 0.36]
  1 study · 140 participants
  GRADE not reported

Keratinocyte GF vs placebo

Keratinocyte GF led to lower oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.74 [0.62, 0.89]
  7 studies
  GRADE not reported

Histamine gel vs placebo

Histamine gel showed no clear difference in oral mucositis (any severity) compared with placebo; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 1.35 [0.91, 1.99]
  1 study · 39 participants
  GRADE not reported

CMC spray / aloe vera gel / canola oil spray vs Mucin spray (and between each other)

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  No significant difference in patient preference between the treatments (Chi2 3.67, df=3; P = 0.30).
  1 study · 123 participants
  GRADE not reported

Chlorhexidine vs placebo/no treatment

Chlorhexidine showed no clear difference in oral mucositis (any severity) compared with placebo/no treatment (low certainty).

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.76 [0.47, 1.24]
  4 studies · 454 participants
  Low

Shenqi-fanghou vs no treatment

Shenqi-fanghou led to lower oral mucositis (moderate to severe) compared with no treatment; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.51 [0.38, 0.68]
  1 study · 140 participants
  GRADE not reported

Yangyin-humo decoction vs Traditional Western medicine

Yangyin-humo decoction showed no clear difference in oral mucositis (severe) compared with traditional Western medicine; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.57 [0.2, 1.66]
  1 study · 42 participants
  GRADE not reported

Aloe vera vs placebo

Aloe vera led to lower oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

• Interventions for preventing oral mucositis for patients with cancer receiving treatment 2011 · Cochrane All outcomes

  Median 28 days
  RR 0.74 [0.58, 0.96]
  2 studies · 119 participants
  GRADE not reported

Reservoir biteguard device releasing a saliva substitute (with KY jelly + Saliva Orthana) vs Biteguard without reservoir (with KY jelly + Saliva Orthana)

Reservoir biteguard device releasing a saliva substitute (with KY… showed no clear difference in xerostomia (Xerostomia Inventory) compared with biteguard without reservoir (with KY jelly + Saliva Orthana); GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  SMD -0.06 [-0.48, 0.37]
  1 study · 86 participants
  GRADE not reported

Mucoadhesive disk (carbomer/triglycerides + antimicrobial agents) vs Placebo disk

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  Kerr 2010 (crossover, high risk of bias): no difference in oral dryness between active and placebo disks; increase in subjective oral moistness with both, persisting up to 2 weeks after last use (likely carryover);…
  1 study
  GRADE not reported

Chewing gum vs Saliva substitute spray

Chewing gum (mechanical saliva stimulant) showed no clear difference in xerostomia (mouth dryness, VAS/scale) compared with saliva substitute spray; GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  SMD -0.11 [-0.33, 0.11]
  2 studies
  GRADE not reported

Buffered 'Prophylin' prophylactic gel vs Placebo gel

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  Persson 2007 (crossover, n=14, institutionalised elderly): no dry mouth symptom data after treatment were presented.
  1 study · 14 participants
  GRADE not reported