ATC Group: J04AC01 Isoniazid

The World Health Organization's ATC classification organizes medical drugs based on therapeutic properties, chemical composition, and anatomy. It helps make essential medicines readily available globally and is widely used in the pharmaceutical industry.

Position of J04AC01 in the ATC hierarchy

Level Code Title
1 J Antiinfectives for systemic use
2 J04 Antimycobacterials
3 J04A Drugs for treatment of tuberculosis
4 J04AC Hydrazides
5 J04AC01 Isoniazid

Defined daily dose

The DDD is the assumed average maintenance dose per day for a drug used for its main indication in adults. The DDD is a unit of measurement and does not necessarily reflect the recommended or Prescribed Daily Dose. Therapeutic doses for individual patients and patient groups will often differ from the DDD as they will be based on individual characteristics (such as age, weight, ethnic differences, type and severity of disease) and pharmacokinetic considerations.

Route Amount
ORAL - Oral 0.3 g
PAREN - Parenteral 0.3 g

Active ingredients in J04AC01

Active Ingredient Description
Isoniazid

Isoniazid is used mainly in the treatment of pulmonary tuberculosis but it appears to be effective also in the treatment of extrapulmonary lesions, including meningitis and genito-urinary disease.

Medicines in this ATC group

Estonia (EE)

Finland (FI)

France (FR)

Japan (JP)

Lithuania (LT)

Malta (MT)

Mexico (MX)

Nigeria (NG)

Poland (PL)

South Africa (ZA)

Spain (ES)

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