Upper GI bleeding (UGIB) odd ratio for aceclofenac is 1.4 nimesulide is 3.2 lbuprofen is 3.1, this acedlofenac is safest NSAID'S as compared to nimesulide & lbuprofen.
Dosage: - 10-15 mg / kg body weight every 8-12 hours, dose calculated on the basis of paracetamol dosing.