Acid hialuronic sodic 0.3% (HMW) — q.s., Mucina (porcina — q.s., grad farmaceutic) 0.5% — q.s., Carboximetilceluloza (CMC) 0.5% — q.s., Xylitol 2% — q.s., NaCl 0.9% — q.s., Tampon fosfat pH 6.8-7.2 — q.s., Aqua purificata sterila ad 30 ml (spray oral 30 ml) — q.s.