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Medicines isoniazidQuestion & answer

isoniazid · Medicine question

What forms of tuberculosis is isoniazid used to treat?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Isoniazid is used to treat all forms of pulmonary and extra-pulmonary tuberculosis.

Sources for this answer

Isoniazid Tablets BP 50mgRPH Pharmaceuticals AB · emc · SmPC §4.1 Therapeutic Indications · Version 6Document updated 29 August 2025

Sources checked 8 November 2026

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The full medicine guide

isoniazid

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