Interesting. Wonder how much of the success is due to chickens not processing dairy well and most likely crapping their guts out. Like a firehose. Flush out those little buggers!
Both the versions of phenolsulfonates are there to kill. Don't know how effective they would be on coccidia...
Decided to pull out my still new sealed bottle of Corid (that I bought who knows how long ago) to see if it was still good. The Lot Number and Expiration Date area on the label are completely empty. Pristine white rectangle with no data in it. Haha. I was cursing for a second until I noticed...