Free & Fast Shipping on EVERY order

Collection: Thomas Labs

Thomas Labs

Why have we chosen Thomas Labs?

We have specifically chosen Thomas Labs as our pharmaceutical fish antibiotic company of choice because of their long history in the pet pharmaceutical industry and the excellent quality of their products. Their Fish Antibiotics such as fish mox amoxicillinFish Flex& fish penicillin & fish flox & fish zoleare of the highest quality and don't contain any binders or fillers. Thomas Labs makes everything from fish antibiotics to pet glucosamine products for dogs and cats. They are pharmacist owned and operated and have been in business since 1978. 

"All Thomas Labs fish antibiotics & bird biotics  have high potency and contain pharmaceutical grade quality ingredients "

60 products
  • Fish Mox Forte Amoxicillin 500 mg Capsules (100 Count) -Back in Stock-
    fish mox 500mg fish antibiotics by thomas labs
    Regular price
    $49.95
    Sale price
    $49.95
    Regular price
    $69.95
    Unit price
    per 
    Sold out
  • Fish Mox Amoxicillin 250 mg Capsules (100 Count) -Back in Stock-
    thomas labs fish mox 250 mg antibiotics for fish
    Regular price
    $25.95
    Sale price
    $25.95
    Regular price
    $39.95
    Unit price
    per 
    Sold out
  • Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (100 Count)
    Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (100 Count)
    Regular price
    $59.95
    Sale price
    $59.95
    Regular price
    $79.95
    Unit price
    per 
    Sold out
  • Bird Zithro - Azithromycin 250 mg Tablets (30 Count)
    Bird zithro 250mg 30count
    Regular price
    $87.95
    Sale price
    $87.95
    Regular price
    $139.95
    Unit price
    per 
    Sold out
  • Fish Pen Forte - Penicillin 500 mg Tablets (100 Count)
    fish penicillin antibiotics for fish by thomas labs
    Regular price
    $69.95
    Sale price
    $69.95
    Regular price
    $89.95
    Unit price
    per 
    Sold out
  • Fish Flox Forte - Ciprofloxacin 500 mg Tablets (100 Count)
    Fish Flox Forte - Ciprofloxacin 500 mg Tablets (100 Count)
    Regular price
    $229.95
    Sale price
    $229.95
    Regular price
    $269.95
    Unit price
    per 
    Sold out
  • Fish Cin - Clindamycin 150 mg Capsules (100 Count)
    thomas labs Fish Cin - Clindamycin 150 mg fish antibiotics
    Regular price
    $79.95
    Sale price
    $79.95
    Regular price
    $119.95
    Unit price
    per 
    Sold out
  • thomas labs Fish Mox Amoxicillin 250 mg (30 Count) -Back in Stock-
    thomas labs fish mox 250 mg antibiotics for fish
    Regular price
    $19.95
    Sale price
    $19.95
    Regular price
    $29.95
    Unit price
    per 
    Sold out
  • Fish Zole Forte - Metronidazole 500 mg Tablets (100 Count)
    Fish Zole Forte - Metronidazole 500 mg Tablets (100 Count)
    Regular price
    $149.95
    Sale price
    $149.95
    Regular price
    $195.95
    Unit price
    per 
    Sold out
  • Fish Zole - Metronidazole 250 mg Tablets (30 Count)
    Fish Zole - Metronidazole 250 mg Tablets (30 Count)
    Regular price
    $54.95
    Sale price
    $54.95
    Regular price
    $79.95
    Unit price
    per 
    Sold out
  • Fish Flex - Cephalexin/Keflex 250 mg Capsules (30 Count)
    Fish Flex - Cephalexin/Keflex 250 mg Capsules (30 Count)
    Regular price
    $25.95
    Sale price
    $25.95
    Regular price
    $39.95
    Unit price
    per 
    Sold out
  • Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (30 Count)
    Fish Flex Forte - Cephalexin/Keflex 500 mg Capsules (30 Count)
    Regular price
    $39.95
    Sale price
    $39.95
    Regular price
    $59.95
    Unit price
    per 
    Sold out
  • Bird Zithro - Azithromycin 250 mg Tablets (12 Count)
    Bird Zithro - Azithromycin 250 mg Tablets (12 Count)
    Regular price
    $39.95
    Sale price
    $39.95
    Regular price
    $69.95
    Unit price
    per 
    Sold out
  • Fish Pen - Penicillin 250 mg Tablets (100 Count)
    Fish Pen - Penicillin 250 mg Tablets (100 Count)
    Regular price
    $45.95
    Sale price
    $45.95
    Regular price
    $69.95
    Unit price
    per 
    Sold out
  • Fish Cin - Clindamycin 150 mg Capsules (30 Count)
    Fish Cin - Clindamycin 150 mg Capsules (30 Count)
    Regular price
    $39.95
    Sale price
    $39.95
    Regular price
    $59.95
    Unit price
    per 
    Sold out
  • Bird Biotic - Doxycycline 100 mg Tablets (30 Count)
    Bird Biotic - Doxycycline 100 mg Tablets (30 Count)
    Regular price
    $99.95
    Sale price
    $99.95
    Regular price
    $139.95
    Unit price
    per 
    Sold out
  • Bird Biotic - Doxycycline 100 mg Powder Packets (60 Count)
    Bird Biotic - Doxycycline 100 mg Powder Packets (60 Count)
    Regular price
    $129.95
    Sale price
    $129.95
    Regular price
    $199.95
    Unit price
    per 
    Sold out
  • Fish Mox Forte - Amoxicillin 500 mg Capsules (30 Count) -Back in Stock-
    fish mox 500 mg fish antibiotics by thomas labs
    Regular price
    $25.95
    Sale price
    $25.95
    Regular price
    $39.95
    Unit price
    per 
    Sold out
  • Fish Mox Forte - Amoxicillin 500 mg Capsules (100 Count) - 3 Pack
    fish mox 500mg fish antibiotics by thomas labs
    Regular price
    $115.95
    Sale price
    $115.95
    Regular price
    $149.95
    Unit price
    per 
    Sold out
  • Fish Mox Amoxicillin 250 mg Capsules 12 Count
    Fish Mox - Amoxicillin 250 mg Capsules (12 Count)
    Regular price
    $14.95
    Sale price
    $14.95
    Regular price
    $24.95
    Unit price
    per 
    Sold out
  • Fish Zole - Metronidazole 250 mg Tablets (100 Count)
    Fish Zole - Metronidazole 250 mg  antibiotics for fish by thomas labs
    Regular price
    $95.95
    Sale price
    $95.95
    Regular price
    $125.95
    Unit price
    per 
    Sold out
  • Fish Flox Forte - Ciprofloxacin 500 mg Tablets (12 Count)
    Fish Flox Forte - Ciprofloxacin 500 mg Tablets (12 Count)
    Regular price
    $35.95
    Sale price
    $35.95
    Regular price
    $55.95
    Unit price
    per 
    Sold out
  • Fish Sulfa Forte - Sulfamethoxazole 800 mg, Trimethoprim 160 mg Tablets (30 Count)
    fish sulfa forte antibiotics for fish by thomas labs
    Regular price
    $34.95
    Sale price
    $34.95
    Regular price
    $59.95
    Unit price
    per 
    Sold out
  • Fish Doxy - Doxycycline 100 mg Tablets (30 Count)
    fish doxycycline fish antibiotics by thomas labs
    Regular price
    $99.95
    Sale price
    $99.95
    Regular price
    $139.95
    Unit price
    per 
    Sold out
  • Fish Doxy - Doxycycline 100 mg Powder Packets (12 Count)
    Fish Doxy - Doxycycline 100 mg Powder Packets (12 Count)
    Regular price
    $39.95
    Sale price
    $39.95
    Regular price
    $59.95
    Unit price
    per 
    Sold out
  • Fish Flucon - Fluconazole 100 mg Tablets (30 Count)
    Fish Flucon - Fluconazole 100 mg Tablets (30 Count)
    Regular price
    $99.95
    Sale price
    $99.95
    Regular price
    $129.95
    Unit price
    per 
    Sold out
  • Fish Min - Minocycline hyclate 50 mg Capsules (12 Count)
    Fish Min - Minocycline Hyclate 50 mg Capsules (12 Count)
    Regular price
    $35.95
    Sale price
    $35.95
    Regular price
    $49.95
    Unit price
    per 
    Sold out
  • Bird Biotic - Doxycycline 100 mg Powder Packets (12 Count)
    Bird Biotic - Doxycycline 100 mg Powder Packets (12 Count)
    Regular price
    $45.95
    Sale price
    $45.95
    Regular price
    $69.95
    Unit price
    per 
    Sold out
  • Fish Mox Forte - Amoxicillin 500 mg Capsules (12 Count)
    Fish Mox Forte - Amoxicillin 500 mg Capsules
    Regular price
    $23.95
    Sale price
    $23.95
    Regular price
    $29.95
    Unit price
    per 
    Sold out
  • Fish Mox Forte - Amoxicillin 500 mg Capsules (100 Count) - 2 Pack
    fish mox 500 mg fish antibiotics by thomas labs
    Regular price
    $77.95
    Sale price
    $77.95
    Regular price
    $99.95
    Unit price
    per 
    Sold out
  • thomas labs Fish Mox Amoxicillin 250 mg Capsules (100 Count) - 3 Pack
    thomas labs fish mox 250 mg antibiotics for fish
    Regular price
    $74.95
    Sale price
    $74.95
    Regular price
    $119.95
    Unit price
    per 
    Sold out
  • Fish Flex - Cephalexin/Keflex 250 mg Capsules (100 Count) - 3 Pack
    Fish Flex  250  mg fish antibiotics by thomas labs
    Regular price
    $107.95
    Sale price
    $107.95
    Regular price
    $145.95
    Unit price
    per 
    Sold out