The International vaccine bank at the Institute for Animal Health, Pirbright, has eight members:

• Australia

• Ireland

• Finland

• New Zealand

• Norway

• Sweden

• United Kingdom

• Malta

Within 72 hours of request, 300 000 doses of vaccine can be formulated. Currently, the following vaccine strains are stored at the IVB:

• O₁ Lausanne

• O₁ Manisa

• A₂₂ Iraq

• A₂₄ Cruzeiro

• C₁ Oberhaven

• ASIA 1 India

• A₁₅ Thailand