On the EU veterinary medicines database, find all currently authorised 'Pour-on solutions' containing 'Abamectin' that are specifically for 'Cattle'. List the names of these medicines and the countries where they are authorised. Finally, state the total number of such medicines found.
Navigate to medicines.health.europa.eu Access the search or filter functionality for veterinary medicines. Apply the following filters: 'Active substance' as 'Abamectin', 'Route of administration' as 'Pour-on use', 'Pharmaceutical form' as 'Pour-on solution', 'Target species' as 'Cattle', and 'Product status' as 'Authorised'. Review all pages of the search results. For each medicine that meets all criteria, extract its name and the countries where it is authorised. Compile a list of these medicines and their authorised countries. Count the total number of identified medicines.
All specified filters ('Abamectin', 'Pour-on use', 'Pour-on solution', 'Cattle', 'Authorised') are correctly applied to the search. The list of identified medicines includes: 'Abacare 1% w/v Pour-On Solution', 'Abinex Forte 1 % w/v Pour On Solution', 'Fortemec 1 % w/v Pour On Solution', and 'Genesis 1% Pour-on Solution'. For each listed medicine, 'Ireland' is correctly identified as the authorised country. The total count of identified medicines is stated as 4.