From:  Allergy to non-steroidal anti-inflammatories in children: a narrative review of the current models of care

 NSAID action on cyclooxygenase (COX) enzymes.

Type of actionType of NSAID
Full COX-1 and COX-2 inhibition (non-selective)Aspirin (ASA), diclofenac, naproxen, ketoprofen, indomethacin, piroxicam, sulindac, ibuprofen, ketorolac
Preferential COX-2, partial COX-1 inhibitionEtodolac, meloxicam, nimesulide, nabumetone, tolmetin
Selective COX-2, weak COX-1 inhibitionRofecoxib, etoricoxib, valdecoxib, celecoxib, lumiracoxib
Weak COX-1, weak COX-2 inhibition5-ASA, paracetamol, diflunisal, sulfasalazine

NSAID: non-steroidal anti-inflammatory drug.