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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.
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
Fish Minocycline 100mg – 30 Capsules is a broad-spectrum fish antibiotic used to treat gram-positive bacterial infections, including difficult and recurring conditions that do not respond to first-line aquarium antibiotics. It is especially effective for:
Popeye (eye bulge)
Red streaks in fins and body
Bacterial ulcers and lesions
Fin rot and internal infections
Septicemia caused by gram-positive bacteria
This prescription-free formula is ideal for use in both freshwater and marine aquariums. Safe for ornamental fish and trusted by aquarists for over a decade.
Add 1 capsule (100mg) per 20 gallons of aquarium water
Dissolve in small amount of tank water and add directly to tank
Repeat every 24 hours for 5–7 days
Do not exceed 7 consecutive days
Perform 25% water change daily during treatment
For ornamental fish only. Not for human consumption.
Store below 77°F in a dry, dark place.
Keep tightly closed. Avoid moisture and sunlight.
Keep out of reach of children and animals.
Q: What type of bacteria does Minocycline treat?
A: It primarily targets gram-positive infections like ulcers, popeye, and red streaks.
Q: Is this safe for community tanks?
A: Yes, it is widely used in planted, reef, and tropical tanks. Monitor water quality.
Q: Will I need a prescription?
A: No. This product is labeled for fish use and is available without a vet script.
Q: How fast does it work?
A: Most users see visible improvement within 3–5 days of treatment.
Your order of 49$ or more gets free delivery.
Orders are processed and delivered Monday-Friday (excluding public holidays)
members enjoy free returns.
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