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Aquasonic Para-Gone 25 Tabs is a targeted treatment designed to control external parasites like fish lice, gill flukes, and anchor worms in both freshwater and fish-only marine aquariums. A trusted solution for aquarists facing visible signs of parasitic infestations or behavioral indicators like flashing or rubbing.
Use with caution on Plecostomus, Bristlenose catfish, and Silver Dollars.
Features & Benefits
Broad-Spectrum Parasite Control
Effectively targets Argulus spp. (fish lice), Ergasilus spp. (gill flukes), and Lernaea spp. (anchor worms).
Convenient Tablet Dosage
No need to measure liquids — just 1 tablet per 40L makes treatment simple and mess-free.
Adjustable Regimen
Flexible dosing intervals depending on parasite type and temperature conditions.
Suitable for Freshwater and Fish-Only Marine Aquariums
Can be safely used in non-reef saltwater tanks with adjusted dosage.
When to Use
- Fish are scratching, rubbing or showing stress.
- Visible signs of lice, worms, or flukes.
- Quarantine treatment for new or wild-caught fish.
How to Use (Instructions)
Standard Dosage
- Use 1 tablet per 40L of aquarium water.
- Repeat dose after 7 days.
For Anchor Worms
- Repeat treatment every 5 days until all adults are eradicated.
For Cold Water Tanks
- Increase dosing interval to every 12 days.
Marine (Fish-Only) Tanks
- Due to higher pH, reduce dosage to 1 tablet per 160L.
Maintain temperature around 25°C and pH between 6.0–7.0 during treatment.
Product Details
- Name: Aquasonic Para-Gone
- Form: Tablets
- Quantity: 25 Tabs
- Use: External parasite control
- Suitable for: Freshwater & fish-only marine tanks
- Brand: Aquasonic (Australia)
Frequently Asked Questions (FAQ)
Will this harm my catfish or Silver Dollars?
Para-Gone may stress sensitive species such as Plecostomus, Bristlenose, and Silver Dollars. Monitor closely during treatment.
Can I use it in my reef tank?
No — Para-Gone is not safe for reef aquariums. Use only in fish-only setups.
Do I need to remove carbon filtration?
Yes — remove activated carbon to avoid reducing treatment effectiveness.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
if you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.