1. Nonselective COX inhibitors (conventional NSAIDs)
a. Salicylates:
Aspirin.
b. Propionic acid derivatives:
Ibuprofen
Naproxen
Ketoprofen
Flurbiprofen
c. Anthranilic acid derivative:
Mephenamic acid.
d. Aryl-acetic acid derivatives:
Diclofenac
Aceclofenac
e. Oxicam derivatives:
Piroxicam
Tenoxicam
f. Pyrrolo-pyrrole derivative:
Ketorolac
g. Indole derivative:
Indomethacin
h. Pyrazolone derivatives:
Phenylbutazone
Oxyphenbutazone
2. Preferential COX-2 inhibitors
Nimesulide
Diclofenac
Aceclofenac
Meloxicam
Nabumetone
Etodolac
3 .Selective COX-2 inhibitors
Celecoxib
Etoricoxib
Parecoxib
4. Analgesic-antipyretics with poor antiinflammatory action
a. Paraaminophenol derivative:
Paracetamol (Acetaminophen)
b. Pyrazolone derivatives:
Metamizol (Dipyrone)
Propiphenazone
c. Benzoxazocine derivative:
Nefopam
