Thought I should say that I'm not saying that I think she has gapes, just that according to the study, the treatment of 3ml Safeguard in the water wouldn't work.
-Kathy
According to the study I found, Safeguard (fenbendazole) needs to be given at 20mg/kg (.2ml per 2.2 pounds) for three days in a row to be effective against tapes. So if she's your average sized RIR hen, she would get .6ml for three consecutive days. With the 3ml/gallon, she did not get enough...