Gastroenterology · Aminosalicylate
Mesalazine (5-ASA)
Dose
2.4–4.8 g/day PO in active UC; 2–2.4 g/day maintenance. Add topical 1 g PR for distal disease.
Use
Induction and maintenance of remission in ulcerative colitis.
Monitoring
Renal function at 3 months then annually, FBC, faecal calprotectin.
Side effects
- • Headache
- • Diarrhoea
- • Interstitial nephritis (rare)
- • Pancreatitis
Related in WardRound
Always confirm dose against your local formulary / BNF before prescribing.
