A video on Clout and how to use it.
Well it’s once a day x 3 days then skip a day, and a fourth dose. Skip one MORE day and apply a fifth dose.
If you have a microscope, you don’t have to guess when to stop.
The video linked above talks all about how to use Clout, whether water changes are needed and such. Effects on biofilter and live plants as well as sensitive fish species.