https://www.fwi.co.uk/livestock/health-welfare/livestock-medicines/sheep-wormer-made-widely-available-combat-resistance
Sheep wormer made more widely available to combat resistance - Farmers Weekly
Jul 6, 2017 - A new group of sheep wormer has been made more widely available to farmers following a decision by the Veterinary Medicines Directorate. From 1 July 2017,
sheep wormermadewidely