You're welcome. Intestinal lining found in droppings isn't a problem so long as it isn't a regular occurrence during the growth period. I stopped using medicated starter years ago. First reason was birds developed symptoms of coccidiosis despite feeding medicated starter. Second was they don't...
Treat them all. Below is a listing of dosage per gallon of water for 5-7 days, whether it is the 20% powder or 9.6% liquid. Just about every feed store stocks one brand or the other such as Corid, Ampromed, Amprol:
The preventative dose (.006%) for Corid Powder is 1/3 teaspoon.
The...