Code N01AH - opioid anesthetics. ATC (Anatomic Therapeutic Chemical). Level 4
Level below
Code N01AH01
fentanyl
Code N01AH02
alfentanil
Code N01AH03
sufentanil
Code N01AH04
phenoperidine
Code N01AH05
anileridine
Code N01AH06
remifentanil
Code N01AH51
fentanyl, combinations
Level higher
Code N01A
anesthetics, general