Amoxicillin 250 mg pack of 10 Pharmaceutical Grade amoxicillin 500mgfor use with Ornamental Fish Please contact an Aquatic Fish Specialist for proper dosing. These links might be helpful Handout-1_EDIS-Circ.-84_Use-of-antibiotics-in-ornamental-fish-aquaculture.pdf (ufl.edu) https://www.merckvetmanual.com/exotic-and-laboratory-animals/amphibians/infectious-diseases-of-amphibians https://www.merckvetmanual.com/multimedia/table/antimicrobial-drugs-used-in-reptiles https://www.merckvetmanual.com/all-other-pets/amphibians/disorders-and-diseases-of-amphibians?query=antibiotics%20and%20fish for amphibians https://www.merckvetmanual.com/all-other-pets/fish/disorders-and-diseases-of-fish?query=antibiotics%20and%20fish for fish https://www.merckvetmanual.com/SearchResults?query=fish+diseases fish diseases https://www.merckvetmanual.com/exotic-and-laboratory-animals/amphibians/infectious-diseases-of-amphibians?query=amphibian%20%20diseases amphibian diseases