Aqua Doxy

Aqua Doxy – Doxycycline Fish Antibiotics

Aqua Doxy is a pharmaceutical-grade Doxycycline fish antibiotic trusted by aquarists to treat bacterial infections in ornamental fish. Equivalent to Fish Doxy, it is widely used for fin rot, gill infections, and columnaris disease.

Product Overview

  • Active Ingredient: Doxycycline
  • Available Strengths: 100mg Capsules
  • Common Uses: Effective against fin rot, gill infections, dropsy, and columnaris
  • Form: Capsules
  • Use: For ornamental aquarium fish only

Why Choose Aqua Doxy?

  • Broad-spectrum coverage against gram-negative bacterial infections
  • Trusted equivalent of Fish Doxy (Doxycycline)
  • Pharmaceutical-grade quality, USP-standard, made in the USA
  • No prescription required for aquarium use
  • Fast USA shipping with tracking

Directions for Use

Add one capsule (100mg) into aquarium for each 10 gallons of water. Repeat treatment every 24 hours for 5–10 days. Perform partial water changes between treatments. Discontinue if no improvement is observed after 5 days.

Storage Instructions

Store tightly sealed at controlled room temperature (59°F–86°F / 15°C–30°C), in a dry place away from sunlight and moisture.

Important Note

All Aqua Doxy products are labeled for ornamental fish use only. Not for human use or food fish. Keep out of reach of children.

Order Aqua Doxy Online

Give your fish the best care with Aqua Doxy Doxycycline. Available in 100mg capsules with fast, secure shipping across the USA. Order today — no prescription required.

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