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fish Doxycycline - aquarium Doxy 100 mg capsules 100 count - 2 Pack

  • $169.95
  • Regular price $218.95
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 fish Doxycycline -  aquarium Doxy 100 mg capsules

Description: Fish Doxycycline is an antibiotic that exerts a bactericidal action on gram-positive and some gram -negative bacteria in fish. This fish antibiotic is useful for control of some common bacterial diseases in fish, including Septicemia, Mouth Rot, and Fin and Tail Rot.

This product is USP grade and manufactured in the USA

Available Sizes/Strengths

Active Ingredients: Doxycycline Hyclate 100 mg


  • Add 1 tablet (100 mg) into aquarium for every 15 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 but not more than 10 days. Discontinue treatment if no improvement is noted within 5 days. To remove harmless yellow color, change 20% of water and use charcoal filter until clear.

Caution: For aquarium and ornamental fish only. Not for human use. This product should not be given to fish intended for human consumption. Keep out of the reach of children and animals. Keep container tightly closed and in a cool dry place. In case of accidental overdose, contact a health professional immediately. 

Customer Reviews

Based on 6 reviews
Lyn F
Try to always have some

This is also great for my dogs and cats when needed.

jessies mom

Easy to order, tracking provided, arrived. Happy.

As expected product with Great Service

The customer service representative was so nice, so patient and extremely knowledgeable and she even gave me a little discount for a bulk order which I thought was really nice of her.

My order was shipped out immediately and I received it in just a few short days.

Great service

Repeat customer. Always a great experience dealing with fishick!!

Great service Arrived quickly and as shown on the website.

Very quick shipping. Product works as directed.