Question 1

Is Isoniazid currently in shortage?

Accepted Answer

Yes. As of the latest regulator updates, Isoniazid has 12 active shortage notices across 5 countries (New Zealand, Germany, United States, Norway, Canada). Status is refreshed daily from official regulatory sources.

Question 2

Why is Isoniazid in shortage?

Accepted Answer

Regulators attribute the current Isoniazid shortages to manufacturing problems, supply-chain disruption, raw-material (API) supply problems. The exact cause varies by country and product — each notice on this page links to the official source.

Question 3

When will the Isoniazid shortage be resolved?

Accepted Answer

Regulator-estimated resolution dates currently range from 10 Mar 2026 to 22 Feb 2027, depending on country and product. These estimates come from the manufacturers via regulators and often change — check the per-country table above for the latest.

Question 4

Where does this Isoniazid shortage data come from?

Accepted Answer

Every shortage notice on this page is scraped daily from an official national medicines regulator (such as the FDA, TGA, MHRA or EMA) and linked back to its source. Mederti aggregates 40+ official regulators across 35+ countries and never publishes unsourced shortage claims.

Country	Severity	Notices	Since	Est. resolution	Source
New Zealand	high	3	31 Oct 2025	—	Pharmac
Germany	medium	5	28 Jul 2025	22 Feb 2027

Isoniazid shortage status

Where Isoniazid is in shortage

Why Isoniazid is in shortage

Recent shortage history

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