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Thomas Labs Fish Mox 250mg

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Thomas Labs
RRP: $18.99
$16.18 (You save $2.81)
Usually ships within 24 hours!

 Product Description

Thomas Labs Fish Mox® Amoxicillin for Fish - 250mg

Fish Mox® is the most trusted fish amoxicillin that fights bacterial diseases in marine and freshwater fish.  


  • Wields a bactericidal action on gram-positive and some gram-negative bacteria

  • Broad-spectrum antibiotic for use in fish

  • Effective against a number of pathogenic bacteria

  • For use in marine and freshwater ornamental fish diseases

Thomas Labs Fish Mox fish amoxicillin is a proven leader in the world of fish antibiotics. Use this fish medication to treat a number of diseases and conditions in your marine or freshwater friends, including infected eyes, pop-eye, fin or tail rot, skin ulcerations, columnaris disease, gill disease, and more! Fish Mox Forte from Thomas Labs is a broad-spectrum antibiotic that controls gram-positive and some gram-negative bacteria in fish. It works by halting the multiplication of bacteria associated with both freshwater and saltwater ornamental fish diseases. This fish antibiotic is useful for controlling some common bacterial diseases in fish including Dropsy, Fin Rot, Red Pest, and diseases caused by bacteria such as Aeromonas, Pseudomonas, and Mycobacterial (Gill diseases and Chondrococcus). With Fish Mox, there’s no wrangling or sequestering your fish for treatment. Shop My Hooves and Paws today for these and other fish antibiotics and fish supplies to keep your scaled friends healthy and happy!


  • 250mg capsules of amoxicillin for fish 

  • For marine and freshwater fish


Add the contents of one Fish Mox capsule (250mg) into aquarium for each 10 gallons of water to be treated Repeat in 24 hours. It is suggested that a partial water change be made between treatments. While treatment duration depends on type and severity of the infection, it is recommended that extended medication baths continue for a minimum of 5 days and not more than 10 days. Discontinue treatment with this medication if no improvement is noted within 5 days. To remove harmless yellow color, change 20 percent of water and use charcoal filter until clear.

*All Thomas Labs products qualify for free standard United States shipping — regardless of the quantity, no matter how much you buy. It will appear in your cart after you enter your information at checkout.

Need assistance with your order? Call us at 760-247-5523 or email us at info@myhoovesandpaws.com. We’re happy to help you!

Fish Mox 250mg 100 Count Expiration Date:2/2022 or Later

Fish Mox 250mg 30 Count Expiration Date:9/2020 or Later

Fish Mox 250mg 12 Count Expiration Date:4/2021 or Later     

 Warranty Information

If you are not happy with your purchase, MyHoovesandPaws understands. We accept returns an astonishing 365 days from the date you place your order. For more details please see our returns page.

 Find Similar Products by Tag

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 Product Reviews

  1. Best product for best price

    Posted by Shane on Oct 14th 2019

    These are good tablets for what they are. They always get the job done. For the price you can't beat it. This place has the cheapest price I have found and free shipping on top of that. Anyway thanks hooves and paws for another successful order. Will be buying from you guys again.

  2. Great!!!

    Posted by Linda C on Aug 10th 2019

    Best pricing, easy to order, and on time shipping & delivery for a product I keep on hand always. Thank you so much!!!

  3. Best price anywhere!

    Posted by Nancy Gulich on Mar 30th 2019

    Great product that works, great price and fast shipping. Very Pleased!

  4. Thomas Labs is high quality

    Posted by Hank on Jan 21st 2017

    Works very well for intended application.

    Hooves & Paws Customer Service and Prompt Shipping can't be beat!

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