Expiration Date: Fix Mox 500 – EXP: 8/2027 Fix Mox 250 – EXP: 5/2027 Fix Flex 500 – EXP: 6/2027 Fix Flex 250 – EXP: 4/2026 Fix Doxy 100 - 30 – EXP: 2/2026 Fix Doxy 100 - 60 – EXP: 6/2026 Fix Flox 500 – EXP: 4/2027 Fix Pen 500 – EXP: 6/2026 Fix Sulfa 960 – EXP: 12/2028 Fix Zithro 250 – EXP: 6/2027 Fix Zole 500 – EXP: 2/2027 Fix Zole 250 – EXP: 12/2026 Fix Cin 150 – EXP: 8/2026 Reef Flux 200mg – EXP: 2/2027 Expiration Date: Fix Mox 500 – EXP: 8/2027 Fix Mox 250 – EXP: 5/2027 Fix Flex 500 – EXP: 6/2027 Fix Flex 250 – EXP: 4/2026 Fix Doxy 100 - 30 – EXP: 2/2026 Fix Doxy 100 - 60 – EXP: 6/2026 Fix Flox 500 – EXP: 4/2027 Fix Pen 500 – EXP: 6/2026 Fix Sulfa 960 – EXP: 12/2028 Fix Zithro 250 – EXP: 6/2027 Fix Zole 500 – EXP: 2/2027 Fix Zole 250 – EXP: 12/2026 Fix Cin 150 – EXP: 8/2026 Reef Flux 200mg – EXP: 2/2027

-9%

Fish Ketoconazole 200mg – 30 Tablets

$99.95 $109.95

In Stock

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Wondering if your fish antibiotics are still safe and potent? Welcome to the official FishAntibiotics.us expiration date tracker—the most accurate and up-to-date source for ensuring you receive the freshest fish meds online.

Whether you're purchasing trusted Fish Mox (Amoxicillin), powerful Fish Zole (Metronidazole), or broad-spectrum solutions like Fish Flex (Cephalexin) or Fish Sulfa (Sulfamethoxazole/Trimethoprim), we keep you informed. Updated regularly, this guide helps you compare your product with the latest batch from FishAntibiotics.us.

We specialize in only the most reliable, pharmaceutical-grade aquarium antibiotics, including ciprofloxacin, azithromycin, clindamycin, and fluconazole. Buy with confidence, knowing your medication hasn’t passed its prime.

FishAntibiotics.us Product Expiration Dates

Fish Mox – Amoxicillin 500mg 100 Capsules – Expires: 08/2027
Fish Mox – Amoxicillin 250mg 100 Capsules – Expires: 05/2027
Fish Doxy – Doxycycline 100mg 30 Capsules – Expires: 02/2026
Fish Doxy – Doxycycline 100mg 60 Capsules – Expires: 06/2026
Fish Sulfa – Sulfamethoxazole & Trimethoprim 960mg 60 Tablets – Expires: 12/2028
Fish Sulfa – Sulfamethoxazole & Trimethoprim 960mg 30 Tablets – Expires: 12/2028
Fish Pen – Penicillin 500mg 30 Tablets – Expires: 06/2026
Fish Pen – Penicillin 500mg 60 Tablets – Expires: 06/2026
Fish Flox – Ciprofloxacin 500mg 30 Capsules – Expires: 04/2027
Fish Flox – Ciprofloxacin 500mg 60 Capsules – Expires: 04/2027
Fish Flex – Cephalexin 250mg 100 Capsules – Expires: 04/2026
Fish Flex – Cephalexin 500mg 100 Capsules – Expires: 06/2027
Fish Zole – Metronidazole 250mg 60 Tablets – Expires: 12/2026
Fish Zole – Metronidazole 500mg 60 Tablets – Expires: 02/2027
Fish Zithro – Azithromycin 250mg 30 Tablets – Expires: 06/2027
Fish Cin – Clindamycin 150mg 100 Capsules – Expires: 08/2026
Reef Flux – Fluconazole 200mg 10 Capsules – Expires: 02/2027

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Product Description
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Fish Ketoconazole 200mg Effective Fungal Infection Treatment for Aquarium Fish – No Prescription Required

Fish Ketoconazole 200mg – 30 Tablets is a powerful antifungal treatment used to eliminate internal and external fungal infections in aquarium fish. It targets pathogens like Ichthyophonus, Saprolegnia, and other common aquatic fungal agents. Ideal for tanks affected by cloudy growths, discolored scales, gill fungus, and body mold.

Safe for both freshwater and saltwater fish, this prescription-free medication is trusted by aquarists for fast, visible results.

Broad-spectrum antifungal
Works in planted and reef aquariums
200mg tablets – 30 count per bottle
Ships fast from U.S. warehouses

DIRECTIONS FOR USE:

Add one tablet into aquarium for every 50 gallons of water.
Repeat in 24 hours. Perform a partial water change between treatments.

Treatment should last at least 5 days, not exceeding 10 days
Discontinue use if no improvement is seen after 5 days
Yellow tint in water is harmless – use charcoal filter and change 20% of water to clear it

For ornamental fish only. Not for use in fish intended for human consumption.

STORAGE INSTRUCTIONS:

Store in a dry, dark place below 77°F (25°C).
Keep bottle tightly sealed. Avoid heat, moisture, and sunlight.
Keep out of reach of children and pets.

FREQUENTLY ASKED QUESTIONS (FAQ):

Q: What symptoms does this treat?
A: It treats cotton-like fungus on skin, cloudy eye, gill mold, and internal fungal infections.

Q: Can I use this in a planted tank?
A: Yes, it is safe for most planted and reef tanks when used as directed.

Q: Will this stain the water?
A: It may cause temporary yellowing, which is harmless and removable with partial water changes and charcoal filtration.

Q: Is a prescription needed?
A: No. This product is available without a vet prescription.

Your order of 49$ or more gets free delivery.