A pour on drench for the treatment and control of moxidectin sensitive internal and external parasites of cattle and for lungworm and gastrointestinal roundworms of red deer. Controls Ostertagia, lungworm and nodule worm for 42 days, barber’s pole worm and black scour worm for 28 day, cattle tick for 21 days and kills roundworms for longer. Nil meat and milk withholding periods and ESI for cattle.