Three vaccines currently exist, which include a polyvalent vaccine, a monovalent vaccine, and a monovalent inactivated vaccine. This disease can also be prevented by destroying the insect vector habitats and by using insecticides. History African horse sickness was diagnosed in Spain in 1987–90 and in Portugal in 1989, but was eradicated using slaughter policies, movement restrictions, vector eradication, and vaccination. Infection was reported in Pak Chong district of Nakhon Ratchasima province in Thailand in March 2020 when 42 racehorses died from an unknown illness which was later confirmed to be African Horse Sickness virus serotype 1. Related diseases AHS is related to bluetongue disease and is spread by the same midge (Culicoides species). References External links Disease card from the World Organisation for Animal Health (OIE) Current status of African Horse Sickness worldwide at World Organisation for Animal Health (OIE). WAHID Interface – OIE World Animal Health Information Database CIDRAP Overview on African Horse Sickness 3D electron microscopy structures of the African horse sickness virus from the EM Data Bank(EMDB) The role of conserved residues in African horsesickness virus protein NS3 in intracellular localisation and cytotoxicity Horse diseases Insect-borne diseases Animal viral diseases