---
product_id: 49171130
title: "Interpet General Tonic Number 5 Aquarium Fish Treatment"
brand: "interpet"
price: "€ 36.81"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.hr/products/49171130-interpet-general-tonic-number-5-aquarium-fish-treatment
store_origin: HR
region: Croatia
---

# Treats up to 500L aquarium Includes precise measuring cap & pipette Prevents disease with advanced active ingredients Interpet General Tonic Number 5 Aquarium Fish Treatment

**Brand:** interpet
**Price:** € 36.81
**Availability:** ✅ In Stock

## Summary

> 🛡️ Keep your aquarium flawless and your fish thriving—because your tank deserves the best!

## Quick Answers

- **What is this?** Interpet General Tonic Number 5 Aquarium Fish Treatment by interpet
- **How much does it cost?** € 36.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/49171130-interpet-general-tonic-number-5-aquarium-fish-treatment)

## Best For

- interpet enthusiasts

## Why This Product

- Trusted interpet brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal Compatibility:** Safe for coldwater, tropical, marine fish, plants, and filters—one tonic for all tanks
- • **Ultimate Aquarium Defense:** Keeps parasites, fungus & bacteria in check for a thriving aquatic ecosystem
- • **Precision Dosing Made Simple:** Comes with easy-to-use pipette and measuring cap for flawless treatment every time
- • **Crystal Clear Water Guarantee:** Formulated to protect without coloring or clouding your aquarium water
- • **Comprehensive Fish Health Guide:** Empowers you with expert tips to maintain a vibrant, disease-free aquarium

## Overview

Interpet General Tonic Number 5 is a 100ml liquid treatment designed to prevent disease outbreaks in freshwater and marine aquariums up to 500 litres. Featuring advanced active ingredients, it safely controls parasites, fungus, and bacteria without altering water clarity or harming fish, plants, or filters. The kit includes a pipette, measuring cap, and a detailed fish health guide for easy, precise dosing and optimal aquarium care.

## Description

Product Description               In every aquarium there are potential disease causing organisms, including species of parasites, fungus and bacteria. Liquisil General Tonic keeps these disease organisms at an acceptable level and thus prevents disease outbreaks.For use with coldwater and tropical fish in marine or freshwater systems:Effective new active ingredientsDoes not colour the aquarium waterHarmless to filter and all species of fish and plantsContents: 100ml Liquisil Pipette Measuring Cap Guide to Fish Health Treats 500 litres (e.g. aquarium 5ft x 2ft x 2ft)                  Directions               Easy to follow and complete dosing instructions contained, Guide to Fish Health included; detailed instructions cannot be fully determined based on the provided information.

## Features

- Preventative treatment to keep your aquarium healthy
- Easy to follow and complete dosing instructions contained
- Measuring cup and pipette included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Pet Type | Fish and Aquatic |
| Product Dimensions | 4 x 5 x 13 cm; 90.72 g |
| Item model number | 0565 |
| Item Form | Liquid |
| Number of Items | 1 |
| Quantity | 1 |
| Batteries required | No |
| Batteries Included | No |
| Item Weight | 90.7 g |

## Product Details

- **Brand:** Interpet
- **Liquid volume:** 100 Millilitres
- **Item weight:** 91 g
- **Item form:** Liquid
- **Manufacturer:** Interpet

## Images

![Interpet General Tonic Number 5 Aquarium Fish Treatment - Image 1](https://m.media-amazon.com/images/I/41C8GvQ6-iL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ actually works well important to follow instructions to the letter to gain optimum results
*by U***R on 22 March 2021*

I like having having healthy and contented fish this product is a key component in maintaining this.A real tonic for my fish also a tonic for me in seeing the excellent end result,

### ⭐⭐⭐⭐⭐ Tonic
*by S***Y on 25 February 2025*

Works well easy to use

### ⭐⭐⭐⭐ Four Stars
*by M***  on 18 January 2015*

always add some to water when I change it

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**Shop now:** [https://www.desertcart.hr/products/49171130-interpet-general-tonic-number-5-aquarium-fish-treatment](https://www.desertcart.hr/products/49171130-interpet-general-tonic-number-5-aquarium-fish-treatment)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-28*