Anatomical Therapeutic Chemical (ATC) classification [BR:br08303]
N NERVOUS SYSTEM
N02 ANALGESICS
N02A OPIOIDS
N02AJ Opioids in combination with non-opioid analgesics
N02AJ16 Tramadol and celecoxib
D12491 Celecoxib and tramadol hydrochloride
USP drug classification [BR:br08302]
Analgesics
Analgesics Combinations
Celecoxib/ Tramadol hydrochloride
D12491 Celecoxib and tramadol hydrochloride