Parasites/disease ich? Or normal

[Jay Hemdal Verified Community Expert]

Can you dose prazi in a reef tank with coral? Wpuld best option be to remove all fish and get another qt tank and use prazi for the dosage period? I heard of one fish has flukes 99% of others do too

Yes, you can dose prazi in a reef tank if you do it properly. All of the fish need to be treated, flukes have some just specificity, but you can never tell for sure, so treat all exposed fish. Here is an article on dosing prazi:

https://www.reef2reef.com/threads/dosing-praziquantel-pzq.1105700/