Overview
Seachem NeoPlex 5g is a broad-spectrum antibiotic effective against most external infections in both marine and freshwater fish. Used as directed, it treats common ailments without discoloring water or harming the filter bed, making it a dependable shelf item for stores.
Key Features
- Broad-spectrum antibiotic for external fish infections
- Works in both marine and freshwater aquariums
- Treats common issues such as fin rot
- Will not discolor water or damage the filter bed when used as directed
- Generally well tolerated by invertebrates
Specifications
| Brand | Seachem |
|---|---|
| Size | 5 gram |
| Active ingredient | Neomycin sulfate (43%) |
| Inactive ingredients | Excipients (57%) |
| UPC | 000116068208 |
About Seachem
Seachem develops aquarium water-care products, medications and supplements trusted by hobbyists worldwide. Visit Seachem.
Frequently Asked Questions
What does NeoPlex treat?
It targets external bacterial infections such as fin rot in marine and freshwater fish.
Will it harm my filter or invertebrates?
Used as directed it won’t damage the filter bed and is generally well tolerated by invertebrates, though delicate species may be stressed.



























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