ATC J04AC01

Isoniazid

3 US drug concepts across dosage forms & routes

11 ACTIVE SUPPLIERS — US

openFDA · updated weekly

All forms3 active · 0 discontinued

Every dosage form and route registered under this substance. Each links to its own price trend, supplier list, and regulatory history.

Drug	Form	Route	Type	Status
Isoniazid	Tablet	Oral	rx	9 SUPPLYING
Isoniazid	Solution	Oral	rx	2 SUPPLYING
Isoniazid	Injection, Solution	Intramuscular	rx	1 SUPPLYING

Grouped by WHO ATC classification (via RxNorm) — one substance across every US dosage form and route on file. See the methodology for how the ATC mapping and supplier counts are built.