Fix Mox (Amoxicillin) Capsules Fish Antibiotics - 250-mg (100-count) - Fish Medication and Vitamins 1
Fix Mox (Amoxicillin) Capsules Fish Antibiotics - 500-mg (100-count) - Fish Medication and Vitamins 2
Fix Mox (Amoxicillin) Capsules Fish Antibiotics - 250-mg (30-count) - Fish Medication and Vitamins 3
Fix Mox (Amoxicillin) Capsules Fish Antibiotics - 500-mg (30-count) - Fish Medication and Vitamins 4

Fix Mox (Amoxicillin) Capsules Fish Antibiotics

★★★★☆ (22 reviews)
Regular price$23.99
/

Size
  • Made In USA
  • In stock, ready to ship
  • Inventory on the way

Protect Your Fish with Powerful Bacterial Control

Product Description

Fix Mox (Amoxicillin) Fish Medication Capsules is a potent antibiotic designed to protect your fish from harmful bacterial infections. Works on gram-positive and some gram-negative bacteria, it helps prevent and treat diseases like Red Pest, Fin Rot, and Dropshy. Made in the USA with no fillers or additives, Fix Mox ensures safe, reliable, and targeted treatment for healthier, thriving aquatic life.

Important Notice:

This product is intended for fish use only. It is not for human consumption or for use in other animals. We do not sell or recommend this product for human use for other forms of pets we recommend obtaining the veterinary approved products by prescription only.

Benefits

  • Effective Infection Control: Targets harmful bacteria including Aeromonas, Pseudomonas, and Mycobacterial to maintain fish health effectively.
  • Treats Multiple Fish Diseases: Helps control Red Pest, Fin Rot, and Dropshy, reducing mortality and stress in fish populations.
  • Safe for Fish: Contains no fillers or additives, ensuring pure, safe, and reliable treatment for your aquatic pets. 
  • Supports Fish Recovery: Promotes faster healing from bacterial infections, improving overall vitality and strength in affected fish.

Variants

Available in two sizes:

  • 250 mg: 30 & 100 count
  • 500 mg: 30 & 100 count

Ingredients

Active Ingredient

Active Ingredients (per capsule)

Amount

Amoxicillin Trihydrate

250 mg or 500 mg per capsule (depending on version) 

How to Use

Directions for Use 

  • Dosage: Put 1 capsule (250 mg or 500 mg) into every 20 gallons of water. Mix it well so it spreads evenly in the tank.

  • Second dose: After 24 hours, add the same amount again to keep the medicine working in the water.

  • Water change: Do a partial water change between doses to keep the tank cleaner and reduce leftover waste.

  • How long to treat: Continue for about 5 to 10 days, depending on how serious the infection looks.

  • Keep an eye on fish: Watch them daily. If there’s no sign of improvement after 5 days, stop the treatment so the fish don’t get more stressed.

Additional Information

Precautions

  • Proper storage: Keep container tightly closed in a cool, dry place to maintain medication potency effectively.

  • Aquarium use only: This is only for aquarium fish. Don’t use it for humans at all.

  • Not for eating fish: Don’t use this on any fish that are meant to be eaten.

  • If too much is added: If an overdose happens by mistake, get help from a qualified health professional right away.

  • Handle properly: Use it carefully, keep it clean, and avoid mixing it with anything else so it stays effective and safe for your fish. 

Shipping & Return

We offer ground, express, priority, and international delivery; see our shipping policy for details.

For return instructions or product concerns, please refer to our detailed refund policy.

Frequently Asked Questions

Q1: How does Fix Mox (Amoxicillin) Fish Medication help treat bacterial infections in my aquarium?

Ans: Fix Mox 250 mg fish capsules work by targeting harmful gram-positive and some gram-negative bacteria that usually cause infections in aquarium fish. Fix Mox Fish Antibiotic helps with common issues like red pest, fin rot, and dropsy. 

Q2: Can Fix Mox capsules be used for all types of fish infections?

Ans: Fix Mox Fish Treatment helps deal with common bacterial problems like red pest, dropsy, and fin rot. It works against bacteria like Aeromonas, Pseudomonas, and Mycobacteria that usually cause these infections. 

Q3: How should I administer the capsules to my aquarium fish?

Ans: Keep your fish healthy and strong by adding one Fix Mox 250 mg or 500 mg capsule for every 20 gallons of water. Repeat after 24 hours to give them full protection. These water-soluble capsules spread evenly, making sure every fish gets the right care for 5-10 days of effective treatment.

Q4: Is Amoxicillin safe for my aquarium fish?

Ans: It is made without any fillers or extra additives, so it stays clean and safe for aquarium fish. It helps control harmful bacteria in a solid way while keeping your fish away from extra chemicals or stress, so they can stay calmer and heal better in the tank. 

Q5: How long should I continue treatment?

Ans: Treatment duration depends on infection severity. Fix Mox Fish Medication should be continued for 5-10 days. Monitor your fish carefully and discontinue Fix Mox if no improvement is seen after five days. 

Q6: Can I use Fix Mox capsules for fish intended for human consumption?

Ans: It is strictly for ornamental fish use. Fix Mox should not be used for any fish that are meant to be eaten. Sticking to this keeps things safe and avoids any accidental misuse while handling the product.

Q7: How should I store the capsules for optimal effectiveness?

Ans: Store Fix Mox Fish Capsules tightly closed in a cool, dry place. Fix Mox Amoxicillin retains potency and effectiveness when kept away from moisture and heat, ensuring reliable treatment for your fish every time.

4.5
Based on 22
Reviews
★★★★★
17
★★★★☆
4
★★★☆☆
1
★★☆☆☆
0
★☆☆☆☆
0
John D.
★★★★★

Fast delivery and the Fix Mox was exactly as described.

June 18, 2026
Sarah M.
★★★★★

Good packaging, Fix Doxy arrived sealed and in great condition.

June 15, 2026
Michael R.
★★★★★

Fix Zole worked well for my aquarium treatment needs.

June 12, 2026
Emily K.
★★★★★

Very satisfied with Fix Flex, easy to order and received quickly.

June 8, 2026
David L.
★★★★★

Fix Cin arrived on time and the bottle was securely packed.

June 4, 2026
Robert P.
★★★★★

Great service, Fix Pen was delivered without any issues.

May 30, 2026
Lisa T.
★★★★★

Fix Flox was exactly what I needed for my fish medicine cabinet.

May 26, 2026
Chris B.
★★★★★

Clean packaging and fast shipping for Fix Sulfa.

May 22, 2026
Amanda S.
★★★★★

Fix Zithro arrived quickly and matched the product description.

May 18, 2026
James W.
★★★★★

Good quality fish antibiotics and smooth checkout process.

May 14, 2026
Jennifer H.
★★★★★

Ordered Fix Mox and it arrived sooner than expected.

May 10, 2026
Thomas D.
★★★★★

The Fix Doxy capsules were packaged professionally.

May 6, 2026
Laura G.
★★★★★

Excellent customer service and quick delivery.

May 2, 2026
Daniel M.
★★★★★

Fix Sulfa arrived sealed and in perfect condition.

April 28, 2026
Rachel P.
★★★★★

Easy ordering process and reliable shipping.

April 24, 2026
Kevin F.
★★★★★

Fix Flox arrived exactly as advertised.

April 20, 2026
Nicole B.
★★★★★

Great experience purchasing fish antibiotics here.

April 16, 2026
Thomas B.
★★★★★

Fix Pen arrived quickly and was well protected.

April 12, 2026
Jessica R.
★★★★★

Product quality was excellent and shipping was fast.

April 8, 2026
Andrew K.
★★★★☆

Good overall experience with Fix Cin.

April 4, 2026
Olivia N.
★★★★☆

Everything arrived safely and on time.

April 1, 2026
Brian C.
★★★☆☆

Shipping took a little longer than expected but product was fine.

March 28, 2026
Karen S.
★★★★★

Fix Zole arrived quickly and was packaged very well.

March 24, 2026