What do systematic reviews say?

Consumption of xylitol chewing gum by women (mothers) vs Profylin lozenge (xylitol/sorbitol + CMC)

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  No change in stimulated whole saliva.
  1 study · 18 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

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

Intraoral device releasing Biotene Oral Balance gel vs usual care without an aid

Intraoral device releasing Biotene Oral Balance gel showed no clear difference in salivary flow (unstimulated whole saliva) compared with usual care (no intraoral device); GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  MD 0.05 [-0.04, 0.14]
  1 study · 30 participants
  GRADE not reported

Chewing gum vs Saliva substitute spray

Chewing gum (mechanical saliva stimulant) showed no clear difference in salivary flow (unstimulated whole saliva) compared with saliva substitute spray; GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  MD 0.01 [-0.01, 0.04]
  2 studies
  GRADE not reported

Commercial mouthcare system (Biotene Oral Balance / Xerostom) vs Usual care or CMC-based control

Commercial mouthcare system (Biotene Oral Balance / Xerostom) showed no clear difference in salivary flow (unstimulated whole saliva) compared with usual care or CMC-based control; GRADE not reported.

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  MD 0.02 [-0.02, 0.06]
  2 studies
  GRADE not reported

V6 chewing gum / mucin chewing gum vs Placebo chewing gum

• Interventions for the management of dry mouth: topical therapies 2011 · Cochrane All outcomes
  Aagaard 1992 (crossover, n=43): approximately 50% of participants had an increase in unstimulated whole saliva from all products; unclear how many completed the trial; no usable data.
  1 study · 43 participants
  GRADE not reported