4-Aminosalicylic acid

Active ingredient description

Aminosalicylic acid is bacteriostatic against Mycobacterium tuberculosis. It inhibits the onset of bacterial resistance to streptomycin and isoniazid.

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
Aminosalicylic acid
J Antiinfectives for systemic use → J04 Antimycobacterials → J04A Drugs for treatment of tuberculosis → J04AA Aminosalicylic acid and derivatives
Discover more medicines within J04AA01

Product monographs

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

Information Source
Document Type
European Medicines Agency (EU)
Summary of Product Characteristics (SPC)

Structural formula

Graphic representation of the active ingredient's molecular structure

Molecular mass: 153.135 g/mol

External identifiers

CAS Substance: 65-49-6
DrugBank Drug: DB00233
KEGG Drug: D00162
PubChem Compound: 4649
RxNorm Ingredient: 7833
SNOMED-CT Concept: 27192005
Aminosalicylic acid (substance)
UNII Identifier: 5B2658E0N2


4-Aminosalicylic acid is an active ingredient of these brands:

United States (US)

Austria (AT)

Estonia (EE)

Finland (FI)

France (FR)

Ireland (IE)

Lithuania (LT)

Poland (PL)

South Africa (ZA)

United Kingdom (UK)

While we strive to include the brand names of medicines across all countries, our index remains incomplete. Therefore, it is possible that this medicine may also be marketed under different names in other countries.

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