DE ATC J04AC01 · updated 2 Nov 2026
Isoniazid shortage in Germany
Is there an Isoniazid shortage in Germany?
Yes. As of 2 Nov 2026, 2 Isoniazid products are reported short in Germany, the first since 8 Dec 2025. The company estimate for the return is 18 Dec 2026 (latest 22 Feb 2027). Main reason: increased demand.
Also short in Spain, Czechia, Japan. All countries.
Affected products in Germany
| Country | Product | Company | Since | Expected back | Reason |
|---|---|---|---|---|---|
| DE | Isozid 0,5 N | Riemser Pharma GmbH | 8 Dec 2025 | 18 Dec 2026 | Increased demand Erhöhte Nachfrage |
| DE | Isozid 100 mg | Riemser Pharma GmbH | 19 Oct 2026 | 22 Feb 2027 | Manufacturing problem Probleme in der Herstellung |
Source
BfArM (Federal Institute for Drugs and Medical Devices), via PharmNet.Bund. Official list. Supply-relevant medicines reported under a voluntary self-commitment; mostly hospital-relevant products.