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WHO Collaborating Centre for Drug Statistics Methodology
Norwegian Institute of Public Health
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No DDDs have been established in this group because the doses used vary substantially.


Local anesthetics in this context mean anesthetics which only affect a local area as opposed to general anesthetics affecting the entire body.
Creams, plasters and sprays containing e.g. lidocaine or prilocaine used as anesthetics/analgesics or in premature ejaculation are classified in N01BB.
Local anesthetics for dermatological use such as treatment of pruritus, minor burns and insect stings are classified in D04AB - Anesthetics for topical use.
Antihemorrhoidals containing anesthetics, see C05AD - Local anesthetics.
Stomatologicals with anesthetics, see A01AD.
Combinations of corticosteroids and anesthetics for oral local treatment, see A01AC.
Throat preparations with anesthetics, see R02AD - Anesthetics, local.
Ophthalmological anesthetics, see S01HA.
Combinations with e.g. epinephrine are classified at separate 5th levels by using the 50-series.

N01BA Esters of aminobenzoic acid

Plasters and creams containing lidocaine and tetracaine are classified in N01BB52.
Combinations of tetracaine and oxymetazoline for nasal application used as local dental anesthetics are classified in N01BA53.

N01BB Amides

Lidocaine injections used as antiarrhythmics are classified in C01BB.

N01BC Esters of benzoic acid

Cocaine nasal solution for induction of local anesthesia of the mucous membranes through the nasal cavities is classified here.

N01BX Other local anesthetics

Capsaicin products indicated for the symptomatic treatment of peripheral neuropathic pain (incl. postherpetic neuralgia) are classified in N01BX. See also M02AB.

Last updated: 2023-01-23