Chemical formula: C₁₅H₁₅NO₂S  Molecular mass: 273.35 g/mol  PubChem compound: 9690109

Active ingredient description

Armodafinil is an indirect dopamine receptor agonist; both armodafinil and modafinil bind in vitro to the dopamine transporter and inhibit dopamine reuptake. Armodafinil (R-modafinil) has pharmacological properties similar to those of modafinil (a mixture of R- and S-modafinil), to the extent tested in animal and in vitro studies.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
N06BA13 N Nervous system → N06 Psychoanaleptics → N06B Psychostimulants, agents used for ADHD and nootropics → N06BA Centrally acting sympathomimetics
Discover more medicines within N06BA13

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
NUVIGIL Tablet FDA, National Drug Code (US) MPI, US: SPL/PLR

Structural formula

Graphic representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 112111-43-0
DrugBank Drug: DB06413
KEGG Drug: D03215
PubChem Compound: 9690109
RxNorm Ingredient: 641465
SNOMED-CT Concept: 428694009
Armodafinil (substance)
UNII Identifier: V63XWA605I


Armodafinil is an active ingredient of these brands:

United States (US)

Australia (AU)

Brazil (BR)

Israel (IL)

Turkey (TR)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

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