Fenbendazole, which is the active ingredient to Safeguard, is highly effective against internal parasites. It is effective against large roundworms, nodular worms, whipworms, lungworms, kidneyworms, and small stomach worms. It is the only dewormer that controls immature roundworms and whipworms. Safeguard comes in pellet, paste, and liquid forms.
Mix 9 parts water to 1 part Safeguard and give 1cc/ml orally for large fowl, for small fowl use .5cc.
Do not consume eggs for up to 10 days after treatment.