Aqua Flex (Cephalexin) 500mg – 30 Capsules
Aqua Flex (Cephalexin) 500mg – 30 Capsules
Aqua Flex 500mg is a high-quality cephalexin fish antibiotic designed for ornamental aquariums. Equivalent to Fish Flex, this trusted treatment is effective against gram-positive bacterial infections including fin rot, ulcers, gill infections, popeye, and columnaris. The 30-count bottle is a convenient choice for aquarists with smaller systems or those needing short treatment cycles.
What Aqua Flex 500mg Treats
- Fin Rot & Tail Rot – Protects against tissue loss and promotes healing
- Columnaris (Cotton Mouth) – Fast action against this aggressive infection
- Ulcers & Open Wounds – Prevents secondary bacterial spread
- Gill Disease – Helps reduce inflammation and restore oxygen absorption
- Popeye Disease – Controls bacterial swelling behind the eye
Why Choose Aqua Flex 500mg (30 Capsules)?
- Equivalent to Fish Flex (Cephalexin)
- Pharmaceutical-grade, USP-standard formula
- Convenient 30-count size for smaller tanks or trial treatments
- Broad-spectrum activity against gram-positive bacteria
- No prescription required for aquarium use
- Fast USA shipping with tracking
Product Specifications
- Active Ingredient: Cephalexin 500mg per capsule
- Quantity: 30 Capsules per bottle
- Form: Hard-shell capsules
- Use: For ornamental aquarium fish only (freshwater & saltwater)
Directions for Use
Add one capsule (500mg) per 20 gallons of aquarium water. Dissolve capsule in a small container before adding for proper distribution. Repeat treatment every 24 hours for 5–10 days. Perform partial water changes before each re-dose and remove carbon filters and UV sterilizers during treatment.
Stop treatment if no improvement is seen after 5 days. Do not exceed 10 consecutive days.
Storage Instructions
Keep tightly sealed at room temperature (59°F–86°F / 15°C–30°C). Store in a dry place, away from light and humidity.
Important Disclaimer
For aquarium use only. Not for human use, livestock, or food fish. Keep out of reach of children and pets. Use only as directed for ornamental fish care.
Frequently Asked Questions
Is Aqua Flex the same as Fish Flex?
Yes. Aqua Flex is the same as Fish Flex, with the same active ingredient (Cephalexin).
Why choose the 30-count version?
The 30-count bottle is perfect for smaller aquariums, trial treatments, or hobbyists who don’t require large quantities.
Can Aqua Flex be used in saltwater aquariums?
Yes, Aqua Flex is safe for both freshwater and marine ornamental fish.
Will Aqua Flex affect my biofilter?
Yes, like other antibiotics it can impact beneficial bacteria. Monitor ammonia and nitrite levels during use.