SKU: 91331444186

Fix Zithro (Azithromycin) Tablets Fish Antibiotics

Sale price$39.59 Regular price$43.99
Save 10%

Pay in installments of $11.00 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Fix Zithro (Azithromycin) Tablets Fish AntibioticsFix Zithro (Azithromycin) Tablets Advanced Fish Antibiotics for Aquatic Health Fix Zithro (Azithromycin) Tablets are an extremely effective treatment against bacterial infections in aquarium fish. This is a broad spectrum action antibiotic for treating conditions like fin rot, gill disease, and columnaris. The tablets are easily used and quickly dissolved to make the medication even and quick in freshwater and saltwater aquariums, thus helping restore

Fix-Zithro (Azithromycin) Tablets

Advanced Fish Antibiotics for Aquatic Health

Fix Zithro (Azithromycin) Tablets are an extremely effective treatment against bacterial infections in aquarium fish. This is a broad-spectrum action antibiotic for treating conditions like fin rot, gill disease, and columnaris. The tablets are easily used and quickly dissolved to make the medication even and quick in freshwater and saltwater aquariums, thus helping restore your aquatic companion's health.

Fix Zithro Azithromycin Tablets are a fast and effective treatment for bacterial infections of aquarium fish. The wide field of action, together with the ease of application, makes this medication an ideal option for aquarists with the best treatments. Suitable for fresh and saltwater aquariums, Fix Zithro promises a healthy and thriving home for your aquatic buddies.

What Are the Benefits of Fix-Zithro Azithromycin Tablets for Fish?

  • Broad Spectrum of Activity: Azithromycin acts against a broad spectrum of bacterial infections, including gram-positive and gram-negative bacteria. This is highly useful in combating infections by species such as Mycobacterium, Aeromonas, and Vibrio, which are common in aquatic environments.
  • Active Against Internal and External Infections: Azithromycin is versatile since it is effective for internal and external infections in fish. It's especially effective in the case of ulcers, skin lesions, fin rot, and internal infections like septicemia.
  • Long-Lasting Action: Azithromycin has a fairly long half-life, which is an advantage because the amount needed in the system can remain higher for longer than other antibiotics, thus minimizing dosing. This can minimize stress caused by frequent treatments.
  • Easy to Administer: Azithromycin tablets can be given by dissolving them in aquarium water or mixed with fish food, hence an easy way of treating the fish, especially when one is dealing with a school of fish or those fish that are difficult to capture.
  • Low Impact on the Fish's Beneficial Bacteria: In the light of a comparison to other broad-spectrum antibiotics, Azithromycin would least interfere with the positive bacteria of the aquarium. Thus, this can keep the aquarium's biological filtration system in health.
  • Treats Varied Range of Bacterial Diseases: Azithromycin works to combat an array of prevalent bacterial fish diseases like Mouth Rot, Gill Disease, Fin Rot, and Pop-eye, together with the more systemic ones like Septicemia and Swim Bladder Disease.

How to Use Fix-Zithro Tablets for Fish?

Directions for Use

  1. Dissolve one tablet per 10 gallons of water in a separate hospital tank.
  2. Treat daily for 5-7 days or as recommended by a veterinarian.
  3. Perform water changes as necessary to maintain water quality during treatment.

Pro Tip: Always quarantine infected fish to prevent the spread of disease to other tank inhabitants.

What Are the Ingredients in Fix-Zithro Tablets?

  • Active Ingredient: Azithromycin (500 mg per tablet)
    Azithromycin inhibits bacterial protein synthesis, halting the growth of harmful microbes.

  • Inactive Ingredients:
    Excipients to maintain stability and ensure proper dissolution in water.

Are There Side Effects of Fix-Zithro Tablets?

When used correctly, Fix-Zithro is safe for fish. Overuse or prolonged exposure may lead to:

  • Resistance development in bacteria.
  • Minor stress to fish if dosed improperly.

What Are the Warnings for Using Fix-Zithro?

  • For Aquarium Use Only: Not intended for human consumption.
  • Monitor Water Parameters: Ensure optimal water conditions during treatment.
  • Storage: Store in a cool, dry place away from direct sunlight.
  • Keep Away from Children and Pets: Prevent accidental ingestion.

Shipping & Returns 

Shipping Policy: We offer all types of shipping options (Ground, Express, Priority, International) depending on the urgency of the product requirements. To know about our shipping policy in detail, click here.

Refund policy: If you face any issue with our product and want to return it, read our refund policy carefully.

FAQs - Fix-Zithro Azithromycin Tablets for Bacterial Infections in Fish 

What is Fix-Zithro Azithromycin Tablets used for?

Fix-Zithro Azithromycin Tablets are used to treat bacterial infections in freshwater and saltwater fish, including fin rot, columnaris, gill disease, and ulcers. These tablets eliminate harmful bacteria, ensuring the health and vitality of your aquatic pets.

How do I determine if my fish needs antibiotics like Fix-Zithro?

Look for symptoms such as frayed fins, open sores, discoloration, or abnormal swimming behavior. A veterinarian or experienced aquarist can help confirm if a bacterial infection is present.

Can Fix-Zithro be used in a community tank?

It is best to use Fix-Zithro in a hospital tank to avoid unnecessary exposure of healthy fish and beneficial bacteria in the main tank to antibiotics, which could disrupt the ecosystem.

What precautions should I take while using Fix-Zithro?

Ensure proper dosing and maintain water quality during treatment. Quarantine infected fish to prevent disease spread and regularly monitor water parameters to avoid stress on aquatic life.

How do I know if Fix-Zithro treatment is effective?

Signs of improvement include clearer skin, healed fins, normal swimming, and increased activity levels. Continued symptoms after the full course may require consulting a veterinarian.

Can Fix-Zithro treat fungal infections in fish?

No, Fix-Zithro targets bacterial infections and is not effective against fungi. For fungal issues, consider antifungal medications designed for aquariums.

How does azithromycin in Fix-Zithro work to kill bacteria?

Azithromycin inhibits bacterial protein synthesis, stopping the bacteria from growing and reproducing. This allows the fish's immune system to eliminate the remaining infection.

Can Fix-Zithro be harmful if overdosed?

Overdosing can stress fish, harm beneficial bacteria, and degrade water quality. Always adhere to recommended doses and seek professional advice if unsure about usage.

What types of bacterial infections are common in fish?

Common infections include fin rot, columnaris (cotton wool disease), gill disease, and ulcers. These conditions are often caused by poor water quality, stress, or injuries.

How should I dispose of unused Fix-Zithro tablets?

Dispose of unused tablets responsibly by following local guidelines for pharmaceutical disposal. Avoid flushing them down the drain or discarding them in regular trash to prevent environmental harm.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 91331444186

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.2 ★★★★★
Based on 19 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
T
TJ
Lake Worth, US
★★★★★ 4
Check the size chart but looks great, slim fit and fairly good value for what you get.
Color: Black, Size: X-Small, Color: Black, Size: X-Small
I got this MY'S 3 Piece Men's Suit for an upcoming wedding I need to attend and it fits fairly well. I am 5' - 10" with a waist around 31" and I went with the XS. I normally wear a medium so be sure to check the size chart since you can't just order your typical size. The suit is a slim fit so also keep that in mind as well. The material is good for the value and everything looks great. There are plenty of pockets which adds some texture to the look but they are semi-sewn shut which I just found out is more common than you'd think. You have to carefully cut and pull out the thread to fully open the pocket or you can leave it for a cleaner look. Overall, I am happy with this suit and think it is a decent value for the material and quality that you receive.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 4, 2026
J
J.W.
Charlottesville, US
★★★★★ 5
Sharp-looking three-piece suit at a fantastic price, but pay attention to size chart
Color: Light Gray, Size: X-Large, Color: Light Gray, Size: X-Large
I ordered the MY’S 3 piece men’s suit, slim-fit, in size XL for my son, who is 5’11” and 239 lbs. He typically falls between a size large and extra large, and I ordered based solely on the title at the time. The title did state that this was a slim fit, but unfortunately there were no pictures, detailed description, or size chart available when I placed the order. I wasn’t even sure what color I ordered because a color choice wasn’t available or listed at the time. Had the size chart been visible, I would have ordered a XXL instead, as the XL did not fit my son at all. My biggest recommendation is to definitely review the size chart carefully before ordering, especially for broader or heavier builds. Overall, this is a fairly nice three-piece suit for the price, which was $75 at the time of ordering. I think it is a fantastic value for a jacket, vest, and pants set. They also included a small tie, which was a nice added bonus that I did not expect. If this had been the correct fit for my son, I think it would have been a really solid suit to have on hand for weddings or formal events. The quality is good overall, though there were a few minor stitching issues with some loose threads that were very easy to snip off. I really like that the jacket includes two interior pockets, and the vest has both interior and exterior pockets, which is a great functional detail. One helpful tip is to remember to open the pockets and cut the temporary threads on the jacket flaps; something many people forget with new suits. Another nice touch was the included cardboard guide, which shows how to fold a jacket, tie a tie, and properly iron the suit. That is something I recommend keeping. The material itself is very lightweight, which makes this suit especially suitable for warmer months like spring, summer, and fall. Overall, aside from the sizing issue, this is a great value suit with thoughtful details. Dry Clean Only
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
B
Betty
Lowell, US
★★★★★ 5
Sharp, Comfortable, and Wedding Ready Without Breaking the Bank
My best friend got married last year and her oldest son was unable to attend because he was deployed overseas. When he called me to say he was coming home six months early for a stateside assignment, we secretly planned a surprise vow renewal. She originally had a lavender color theme for her wedding, this suit looked incredible and matched up perfectly. For the price, this set honestly surprised me. You get the jacket, vest, tie and pants, and it does not look cheap. The buttons are sewn on securely, the seams are straight, and the black trim on the lapel gives it that polished vibe. The fabric is a polyester blend, but it has a nice structure to it and holds its shape well in photos. Fit was spot on according to the size chart. It has a modern slim look without being uncomfortably tight. He wore it all day for the ceremony, pictures, and dinner and said it was comfortable the entire time. No constant adjusting, no pulling at the shoulders, no fighting the pants waistband. One small downside is that it does recommend dry clean only, which is expected for a suit, but still something to keep in mind if you were hoping for easy at home care. Also, because it is a slim cut, if someone is between sizes or prefers a looser fit, they may want to size up. For a wedding, vow renewal, formal event, or even prom, this suit delivers. It photographs beautifully and looks far more expensive than the price tag suggests. For a special moment like this, it was absolutely perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
P
Practical Reviewer
Dallas, US
★★★★★ 5
Surprisingly Versatile Suit Set That Works Beyond Formal Wear
Color: Black, Size: Large
I got this for my wife and she absolutely loves it. She originally wanted it to mix and match into her outfits rather than wear it strictly as a full suit, and it worked out perfectly. The slim fit pieces look sharp and modern, and each item can easily be styled separately with other wardrobe staples. The jacket is well tailored with clean lines, and the black trim on the notch lapel adds a polished touch that elevates even casual looks. She pairs the jacket with jeans or dresses it up with tailored pants. The vest is also a standout piece and looks great layered over blouses or fitted tops. The pants fit well and have a flattering cut that works for both formal and creative styling. The fabric feels good quality for the price and the overall construction looks well made. This suit works great for weddings and events, but it is also a fun option for fashion forward styling if you like blending menswear inspired pieces into everyday outfits. Pros: Clean, modern slim fit design Jacket, vest, and pants can be styled separately Polished details with the black trim lapel Good quality fabric for the price Works for weddings and creative everyday outfits Suggestions for improvement: Offer individual pieces for separate purchase Include more detailed sizing guidance for alternative fits Add more color options for mix and match styling Overall, this suit exceeded expectations and turned out to be a very versatile addition to her wardrobe. Great choice if you want something formal that can also be styled in creative ways.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 29, 2026
A
Aimdoom
West Palm Beach, US
★★★★★ 5
"He Cleaned Up So Good I Almost Didn't Recognize Him"
Color: Light Gray, Size: Medium, Color: Light Gray, Size: Medium
Got this three-piece suit for my grandson's school event and LISTEN. This boy walked out looking like he had a business meeting and a reservation at a nice restaurant. The light gray with black trim is sharp, slim fit actually fits without looking too tight, and the vest pulls the whole thing together. He felt like a million bucks and honestly looked like it too. For the price, the quality is impressive, good stitching, decent fabric weight. Only wore it once so far but it held up beautifully. Grandma was PROUD.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026

recommand products