Active ingredient: Contains copper (the full formula is not published by eSHa)
How to use (from the label): Standard 3-day dose (20 drops = 1 ml); no extended treatment is given.
Careful: Contains copper: do not overdose. Remove carbon, UV, oxidisers and resins. Copper can kill most invertebrates and some sensitive fish and harms the biofilter. Freshwater ornamental fish only; may discolour water.
Rules: Label: for freshwater ornamental fish only; do not use with animals intended for consumption.
Never mix medicines unless the label says it is safe, and remove shrimp and snails unless the label says they are safe.
Examples you may see in shops: eSHa HEXAMITA. Not endorsements. Always follow the label.
6 facts checked with sources