Doxiciclina HCl 10% — 10.00%, Polilactic acid (PLA) microcapsule 5% (slow-release carrier) — q.s., Propilenglicol 15% — 15.00%, Carbomer 934P NF 0.5% — 0.500%, Trietanolamina q.s. pH 6.5-7.0 — q.s., Glicerina 3% — 3.00%, Aqua purificata ad 10 g — 10.00%