I'm saying Coxoid because I'm pretty sure she is in the UK, and that's their brand name there.corid has the same ingredient and is widely available. I bought mine at TSC
Coxoid contains 3.84% of the drug amprolium hydrochloride which is a structural analogue of thiamine (vitamin B1). Amprolium hydrochloride mimicks it’s structure, inhibiting thiamine utilisation by the parasite.