Fenbendazole (Safeguard and Panacur) - Zero day egg withdrawal in the US when you use small amounts of fenbendazole. This thread will explain how to de-worm your flock using Safeguard for goats.I am not too worried about the corrupt FDA. Let’s just say that I would like to know if anyone has experienced a good wormer with little or not withdraw. Willing to tried international product. I just want to have it in my arsenal for when I need it.
https://www.backyardchickens.com/threads/safeguard-mash-zero-day-egg-withdrawal.1254653/
Wazine (piperazine) has a zero-day egg withdrawal in Canada.