It's a vaccine to combat a disease that causes severe birth defects and miscarriages in livestock - and it is going on sale in Britain for the first time.
It's welcome news for the region's farmers who've become increasingly concerned about the spread of the Schmallenberg virus in cattle and sheep. Latest figures showed more than 1,500 cases of it across the country.
Penny Silvester speaks to farmer David Barber, John Fishwick from Royal Veterinary College and Alick Simmons Deputy Chief Veterinary Officer.
Farmers in the South and South East say they are optimistic that a new vaccine will help stop the spread of a deadly disease which causes severe birth defects and miscarriages in livestock.
Schmallenberg virus, which emerged in the Netherlands and Germany in 2011 and has been seen in cattle and sheep in the UK since early 2012, has been identified on more than 1,700 farms across the country.