Mesalazina (5-aminosalicilic acid — q.s., 5-ASA) 4 g/100 ml — q.s., Carboximetilceluloza Na 1.5% (viscozificant) — q.s., Metabisulfit de sodiu 0.1% (antioxidant) — q.s., Sodiu acetat/acid acetic buffer pH 4.5-5.0 — q.s., Disodiu EDTA 0.02% — q.s., Aqua purificata sterila ad 100 ml — q.s.