My vet will write a script for a years supply if I ask, and I can get it filled anyplace.

TSC or some farm supply stores have most meds, but they don't carry perscription stuff (at least not the ones here).

www.hoosierpondpros.com

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).