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Fix Zole (Metronidazole) - 250mg & 500mg Capsules - 30 & 60 Count Bottles

Barcode : 694485673134
SKU: AS-027-SML
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Fix Zole (Metronidazole) - 250mg & 500mg Capsules - 30 & 60 Count Bottles

Fix Zole (Metronidazole) - 250mg & 500mg Capsules - 30 & 60 Count Bottles

$35.95

Ask about Fix Zole (Metronidazole) - 250mg & 500mg Capsules - 30 & 60 Count Bottles

Product Details

Fix Zole (Metronidazole) 250mg & 500mg Capsules

Fix Zole (Metronidazole) provides effective broad-spectrum antiprotozoal and antibacterial care for ornamental marine and freshwater fish. Available in both 250 mg and 500 mg strength options, it is designed to combat anaerobic bacterial infections and persistent internal protozoan parasites in aquarium setups. The water-soluble powder inside each pull-apart capsule dissolves cleanly into tank water or can be incorporated into food to deliver targeted treatment without artificial dyes or unnecessary fillers.

Features and Benefits

  • Dual-Action Antiparasitic & Antibacterial: Exerts a potent effect against anaerobic bacteria and internal flagellated protozoans affecting aquarium fish.
  • Multiple Strength Options: Offered in 250 mg and 500 mg capsule strengths to allow precise dosing across various aquarium volumes.
  • Pure Active Ingredient: Formulated with pharmaceutical-grade metronidazole with zero artificial additives, dyes, or unnecessary chemical fillers.
  • Targeted Condition Relief: Helps treat common aquatic conditions including Hole-in-the-Head disease (Hexamita), internal parasites, bloat, and anaerobic bacterial lesions.
Usage Guidelines & Instructions
1. Quarantine Setup & Water Preparation Isolate affected fish in a separate hospital tank prior to medication. Discontinue chemical filtration (activated carbon) and turn off UV sterilizers during treatment, as these pull active metronidazole from solution. Performing a partial water change beforehand minimizes organic waste and reduces environmental stress.
2. Aquarium Dosing Instructions Add the contents of one 250 mg capsule per 10 gallons (38 L) or one 500 mg capsule per 20 gallons (76 L) of aquarium water. Separate the capsule halves, pre-dissolve the powder in a small container of aquarium water, and distribute evenly across the water surface. Repeat the dose every 24 hours for 5 to 10 days. Conduct a partial water change between consecutive treatments. Discontinue use and consult a veterinarian if no improvement is noted within 5 days.
3. Administration in Non-Food Avian Species Fix Zole may be administered to non-food pet birds (such as pigeons) strictly under the direct supervision and dosage regimen prescribed by a licensed avian veterinarian. Capsules are typically opened and thoroughly incorporated into soft food or dissolved in fresh drinking water to ensure complete delivery. Follow veterinary orders exclusively regarding dosage and treatment duration.
4. Water Quality Management & Post-Treatment Care Maintain high aeration and closely monitor water parameters, including ammonia and nitrite, throughout the treatment regimen. Complete the full course of therapy to prevent relapse. Upon completion, perform a partial water change and reintroduce activated carbon filtration to remove residual medication.
How Fix Zole Works +

Fix Zole contains metronidazole, a synthetic nitroimidazole antiprotozoal and antibacterial agent.

It works by disrupting DNA synthesis and nucleic acid structure in anaerobic bacteria and protozoans, effectively halting cellular repair and destroying target microorganisms in aquatic species.

Safety and Tank Notes +

Caution: Keep out of reach of children. Fix Antibiotics are for aquarium use only. Intended for ornamental fish and/or ornamental organisms, and not intended for use with fish that are intended for human consumption.

Dosing in a dedicated hospital tank is recommended. Monitor water parameters daily if treating in a main display tank.

Storage: Keep lid tightly closed and store in a cool, dry place at controlled room temperature of 59°–86°F (15°–30°C).

Fish Zole vs Fix Zole: What Changed? +

If you previously relied on legacy brands like Thomas Labs Fish Zole or Aqua Zole, those specific labels are discontinued or scarce. Fix Zole from SourceMax Labs serves as a direct replacement, delivering the same active ingredient strengths and capsule format for aquarium care.

Identical Active Metronidazole Fix Zole provides pharmaceutical-grade metronidazole (250 mg or 500 mg per capsule), matching historical aquarist expectations.
Updated Compliant Packaging Manufactured by SourceMax Labs with clear, modern labeling featuring dosage guidelines and storage instructions.
Dissolving Capsule Format Features pull-apart capsules that dissolve smoothly in water, maintaining the familiar administration process.
Fresh Factory Production Directly supplied from recent production runs complete with clearly printed expiration dates.

Frequently Asked Questions

Do I need a prescription to buy Fix Zole? +
No prescription is required. Fix Zole is an over-the-counter antiparasitic and antibacterial treatment formulated specifically for ornamental fish.
What conditions does metronidazole treat in aquarium fish? +
It effectively targets internal protozoan parasites like Hexamita (Hole-in-the-Head disease), bloat, intestinal flagellates, and anaerobic bacterial infections.
Can Fix Zole be used on dogs, cats, or humans? +
No. Fix Zole is strictly labeled and intended for ornamental fish and non-food organisms. It should never be consumed by humans or administered to mammals.
Will Fix Zole affect beneficial nitrifying bacteria in my filter? +
Metronidazole targets anaerobic bacteria and protozoans, making it generally safer for aerobic nitrifying filter bacteria than standard broad-spectrum antibiotics, but using a hospital tank is still recommended.
How do I mix and apply the capsules? +
Separate the capsule halves, pour the dry powder into a cup of warm aquarium water, stir thoroughly until dissolved, and add the mixture evenly across the water surface.
Should chemical filtration and UV sterilizers remain off? +
Yes, remove activated carbon and turn off UV sterilizers throughout the treatment duration, as they neutralize or extract active medication from the water.
How long should the treatment bath continue? +
Daily treatment baths should run for a minimum of 5 days and no more than 10 days. Discontinue treatment and consult an aquatic vet if no improvement is noted within 5 days.
Shipping & Returns

DELIVERY

Dispatch: Orders placed before 2:00 PM CDT ship the same business day. Orders placed after 2:00 PM CDT ship the next business day.
Delivery time: Once shipped, standard delivery arrives in 3–5 business days.
Shipping cost: Free standard shipping on all orders $50+. We offer $5.99 standard shipping and $15.99 for expedited shipping for nonqualifying orders.
Expedited shipping: Expedited and priority options are available at checkout for an additional fee.
Shipping destinations: We currently ship within the U.S. only, including PO Boxes and APO/FPO addresses.
Tracking: A tracking number will be emailed as soon as your order ships.

RETURNS

Return window: Enjoy easy 30‑day returns and exchanges from the date of delivery for qualifying orders.
Damaged or incorrect items: If your order arrives damaged or incorrect, you may qualify for a free replacement or refund. Contact us at sales@sourcemaxlabs.com within 2 weeks of delivery.
Opened/consumed products: For safety reasons, we cannot accept returns of opened or consumed pet‑consumption products.
Return shipping costs: Original shipping charges are non‑refundable, and customers may be responsible for return‑label costs.

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