Fish Antibiotics

All of the medicines we carry are NON-PRESCRIPTION fish antibiotics.  They are USP grade antibiotics produced by pharmaceutical companies.  The Dosages and Strengths and medications are for use in ornamental or pet fish only.

Fish Mox, Fish Flex, Fish Zole, Fish Cillin, Fish Flox, Fish Cycline

"All Thomas Labs fish antibiotics have high potency and contain pharmaceutical grade quality ingredients." 

WHAT DOES PHARMACEUTICAL GRADE FISH ANTIBIOTICS MEAN? (USP)

"Pharmaceutical Grade is the highest quality substance used, products meeting this grade must be greater than 99% pure, and cannot contain binders, fillers, excipients, dyes or unknown substances." (source: Thomas Labs Product Catalog)

Types of Fish Antibiotics - For More Information Click on Each Type or Read " About Fish Antibiotics "

Fish Antibiotics in tablets or capsules

Fish Antibiotics in raw pure powder form

Fish Antibiotic Powder in single dose packets

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    Fish Pen - Penicillin 250 mg Tablets (60 Count) - 2 Pack - Discontinued

    Regular Price: $43.98

    Special Price $28.50

    Out of stock

    This size has been discontinued by the manufacturer. Please select a link below for available sizes.

    Fish Pen Penicillin 60 Count is effective treatment for pop-eyes, infected eyes, fin or tail rot, gill disease, columnaris disease, and skin ulcerations and other bacterial diseases in ornamental fish.

    Available Sizes 
    12 Count Fish Pen
    30 Count Fish Pen
    30 Count Fish Pen Forte
    60 Count Fish Pen Forte 


    Ingredients:
    250 mg Penicillin

    Learn More
  2. Fish Flex - Cephalexin/Keflex 250 mg Capsules (100 Count) - 2 Pack

    Fish Flex - Cephalexin/Keflex 250 mg Capsules (100 Count) - 2 Pack

    Regular Price: $59.98

    Special Price $45.95

    Fish Flex 100 Count (Cephalexin, also known as Keflex) is a broad-spectrum antibiotic used in the treatment of a wide range of bacterial infections. It is effective against a number of pathogentic bacteria associated with ornamental fish diseases.

    Available Sizes
    12 Count Fish Flex
    12 Count Fish Flex Forte
    30 Count Fish Flex
    100 Count Fish Flex 
    30 Count Fish Flex Forte
    100 Count Fish Flex Forte
    100 Count Fish Flex - 2 Pack
    100 Count Fish Flex Forte - 2 Pack
    100 Count Fish Flex Forte - 3 Pack

    I
    ngredients:
    250 mg Cephalexin

    Learn More
  3. Main

    Fish Mox - Amoxicillin 250 mg Capsules (100 Count) - 2 Pack

    Regular Price: $39.98

    Special Price $31.95

    Fish Mox (100 Count) is effective against a number of pathogentic bacteria associated with marine and freshwater ornamental fish diseases. Can use for infected eyes, pop-eye, fin or tail rot, skin ulcerations, columnaris disease, and gill disease.

    Available Sizes 
    12 Count Fish Mox
    30 Count Fish Mox
    60 Count Fish Mox
    100 Count Fish Mox
    30 Count Fish Mox Forte
    100 Count Fish Mox Forte 
    100 Count Fish Mox - 2 Pack
    100 Count Fish Mox - 3 Pack
    100 Count Fish Mox Forte - 2 Pack
    100 Count Fish Mox Forte - 3 Pack 


    I
    ngredients:
    250 mg Amoxicillin

    Learn More
  4. Fish Mox - Amoxicillin 250 mg Capsules (100 Count) - 3 Pack

    Fish Mox - Amoxicillin 250 mg Capsules (100 Count) - 3 Pack

    Regular Price: $59.97

    Special Price $46.50

    Fish Mox (100 Count) is effective against a number of pathogentic bacteria associated with marine and freshwater ornamental fish diseases. Can use for infected eyes, pop-eye, fin or tail rot, skin ulcerations, columnaris disease, and gill disease.

    Available Sizes 
    12 Count Fish Mox
    30 Count Fish Mox
    60 Count Fish Mox
    100 Count Fish Mox
    30 Count Fish Mox Forte
    100 Count Fish Mox Forte 
    100 Count Fish Mox - 2 Pack
    100 Count Fish Mox - 3 Pack
    100 Count Fish Mox Forte - 2 Pack
    100 Count Fish Mox Forte - 3 Pack 


    I
    ngredients:
    250 mg Amoxicillin

    Learn More
  5. Main

    Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (100 Count) - 2 Pack

    Regular Price: $99.98

    Special Price $76.95

    Fish Flex Forte 100 Count (Cephalexin also known as Keflex) is a broad-spectrum antibiotic used in the treatment of a wide range of bacterial infections. It is effective against a number of pathogentic bacteria associated with ornamental fish diseases.

    Available Sizes
    12 Count Fish Flex
    12 Count Fish Flex Forte
    30 Count Fish Flex
    100 Count Fish Flex 
    30 Count Fish Flex Forte
    100 Count Fish Flex Forte
    100 Count Fish Flex - 2 Pack
    100 Count Fish Flex Forte - 2 Pack
    100 Count Fish Flex Forte - 3 Pack

     


    Ingredients:
    500 mg Cephalexin

    Learn More
  6. Main

    Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (100 Count) - 3 Pack

    Regular Price: $149.97

    Special Price $113.95

    Fish Flex Forte 100 Count (Cephalexin also known as Keflex) is a broad-spectrum antibiotic used in the treatment of a wide range of bacterial infections. It is effective against a number of pathogentic bacteria associated with ornamental fish diseases.

    Available Sizes
    12 Count Fish Flex
    12 Count Fish Flex Forte
    30 Count Fish Flex
    100 Count Fish Flex 
    30 Count Fish Flex Forte
    100 Count Fish Flex Forte
    100 Count Fish Flex - 2 Pack
    100 Count Fish Flex Forte - 2 Pack
    100 Count Fish Flex Forte - 3 Pack



    Ingredients:
    500 mg Cephalexin

    Learn More
  7. Main

    Fish Mox Forte - Amoxicillin 500 mg Capsules (100 Count) - 2 Pack

    Regular Price: $59.98

    Special Price $52.50

    Free Shipping on Fish Mox Forte.  Fish Mox Forte 100 Count is the most popular non-prescription Fish Antibiotic made by Thomas Labs.  It is effective against a number of pathogentic bacteria associated with marine and freshwater ornamental fish diseases. It can use for infected eyes, pop-eye, fin or tail rot, skin ulcerations, columnaris disease, and gill disease.

    Available Sizes 
    12 Count Fish Mox
    30 Count Fish Mox
    60 Count Fish Mox
    100 Count Fish Mox
    30 Count Fish Mox Forte
    100 Count Fish Mox Forte 
    100 Count Fish Mox - 2 Pack
    100 Count Fish Mox - 3 Pack
    100 Count Fish Mox Forte - 2 Pack
    100 Count Fish Mox Forte - 3 Pack 


    I
    ngredients:
    500 mg Amoxicillin

    Learn More
  8. Main

    Fish Mox Forte - Amoxicillin 500 mg Capsules (100 Count) - 3 Pack

    Regular Price: $89.97

    Special Price $77.95

    Free Shipping on Fish Mox Forte.  Fish Mox Forte 100 Count is the most popular non-prescription Fish Antibiotic made by Thomas Labs.  It is effective against a number of pathogentic bacteria associated with marine and freshwater ornamental fish diseases. It can use for infected eyes, pop-eye, fin or tail rot, skin ulcerations, columnaris disease, and gill disease.

    Available Sizes 
    12 Count Fish Mox
    30 Count Fish Mox
    60 Count Fish Mox
    100 Count Fish Mox
    30 Count Fish Mox Forte
    100 Count Fish Mox Forte 
    100 Count Fish Mox - 2 Pack
    100 Count Fish Mox - 3 Pack
    100 Count Fish Mox Forte - 2 Pack
    100 Count Fish Mox Forte - 3 Pack 


    I
    ngredients:
    500 mg Amoxicillin

    Learn More
  9. Fish Antibiotic Package - 8 count

    Fish Antibiotics Variety Package - 8 Count

    Regular Price: $343.92

    Special Price $274.99

    This Fish Antibiotic Package includes eight of the most popular medications available to treat your fish from bacterial infections.  If you have an Aquaponic setup you know that if wait to buy medicines until your fish are sick you could lose your entire setup by the time the medicines arrive in the mail.  Our packages are designed to give you a broad coverage for different bacterial infections that can harm your fish and the investment and time you have put into your Aquaponics or aquarium setup.

    Includes:
    Fish Mox Forte 100 Count
    Fish Flox Forte 30 Count
    Fish Flex Forte 100 Count
    Fish Zole Forte 30 Count Tablets
    Fish Doxy (Doxycycline) 60 Count Packets
    Fish Sulfa (Sulfamethoxazole 800mg, Trimethoprim 160mg) 30 Count 
    Fish Cin (Clindamycin) 30 count 
    Fish Mycin 60 Count Packets (Erythromycin 250 mg)

    Learn More
  10. 5 Fish Antibiotic Package

    Fish Antibiotics Variety Package - 5 Count

    Regular Price: $239.95

    Special Price $191.89

    This Fish Antibiotic Package includes five of the most popular medications available to treat your fish from bacterial infections.  If you have an Aquaponic setup you know that if wait to buy medicines until your fish are sick you could lose your entire setup by the time the medicines arrive in the mail.  Our packages are designed to give you a broad coverage for different bacterial infections that can harm your fish and the investment and time you have put into your Aquaponics or aquarium setup.

    Includes:
    Fish Mox Forte 100 Count
    Fish Flox Forte 30 Count
    Fish Flex Forte 100 Count
    Fish Zole Forte 30 Count Tablets
    Fish Doxy (Doxycycline) 60 Count Packets

    Learn More

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