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Thomas Labs Thomas Labs Fish Flex (Cephalexin)
Thomas Labs [11442-585658]

Thomas Labs Fish Flex (Cephalexin)

Free Shipping at $75

Thomas Labs Fish Flex is a bacterial medication that utilizes the antibiotic Cephalexin, also known as Keflex, to treat a wide range of the most common bacterial infections in your aquarium fish.

  • Controls common bacterial infections in fish
  • Uses high quality, pharmaceutical-grade components
  • Kills many pathogentic bacteria known to cause aquarium fish diseases


Fish Flex is useful in controlling a number of common fish infections, including fin rot, saddleback, and black patch necrosis syndromes; skin ulcers and systemic disease; may be effective against bacteria resistant to other antibiotics.

Directions: Add contents of one capsule (250 mg) 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 duration of treatment depends on type and severity of infection, it is recommended that extended medication baths continue for a minimum of 5 days & for not more than 10 days. Discontinue treatment if no improvement is noted within 5 days.

Ingredients: Cephalexin Monohydrate (250mg per capsule).

Note: For aquarium and ornamental fish only. Not for human use. Keep out of the reach of children. Keep container tightly closed and in a cool dry place. Not to be given to fish intended for food use.

Price:$13.59 to $98.75
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Color & Quantity
Item

$13.59
$24.99
Save 46%
30 Capsules
Status:In Stock
Model:00-12136.C1
UPC:725068001928
Sku: TL00192
Id: 585869

$25.49
$48.99
Save 48%
100 Capsules
Status:In Stock
Model:00-12136.C3
UPC:725068002048
Sku: TL00204
Id: 585872

$98.75
$197.99
Save 50%
BULK - 400 Capsules - (4 x 100 Capsules)
Status:In Stock
Model:00204M
UPC:688713101810
Sku: TL00204M
Id: 589229

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