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Octozin is a powerful aquarium treatment designed to instantly destroy internal parasites responsible for common fish diseases like sleeping sickness, hole-in-the-head, and malawi bloat. Safe for invertebrates and algae, it requires a simple 3-day treatment course with residual activity lasting 3 days after use. Visible fish health improvements may take up to 7 days, making it a trusted choice for professional and hobbyist aquarists alike.
| Customer Reviews | 4.3 out of 5 stars 68 Reviews |
J**H
Five Stars
Got rid of hexamite in my discus
L**E
One Star
I used it exactly as directed and it killed my fish.
Trustpilot
1 month ago
2 weeks ago