There's a Chemists' Own for that

Chemists’ Own BiOral Dry Mouth Relief Moisturising Mouth Spray

For temporary relief of dry mouth. Helps keep mouth moisturised.

Spray directly into mouth, onto the tongue or cheek. Use tongue and spread thoroughly inside the mouth. Use as required.

Purified Water, Glyercin, Xylitol, PEG-60, Hydrogenated Castor Oil, VP/VA copolymer, Flavor, Sodium Benzoate, Xanthan Gum, Methylparaben, Propylparaben, Sodium Saccharin, Cetylpyridinium Chloride

50 mL