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Hikari Usa AHK73254 fish Prazipro for Aquarium, 4-Ounce

Original price was: $19.61.Current price is: $15.49.

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Price: $19.61 - $15.49
(as of Oct 17, 2025 11:49:53 UTC – Details)

Product description

Hikari Species Specific LogoHikari Species Specific Logo

About Hikari

Hikari, the “originator” of Species Specific and premium aquatics diets has been copied by many, but our loyal customers know they can always depend on our products to offer their aquatic pets the finest in scientifically balanced nutrition. For almost 140 years we’ve spent considerable time exploring natural habitats of fish, breeding fish in our own facilities, producing diets in our own factories, processing every shipment through our own facilities and researching the impact our diets have over time. These unique insights into the nutritional needs of fish give a competitive advantage no other fish food maker can duplicate and allow us to produce species specific diets that will not only maintain your aquatic pets’ health, but assist you in keeping your aquarium or pond in top form.

We make the health and longevity of the fish and the aquatic environment they live in our first priority. Focusing on bringing about success to the hobbyist through exacting nutrition has allowed us to develop a brand name synonymous with superior quality. Consider using Hikari, because you love your aquatic pets as much as they love you!

Why Customers Choose Hikari

Lake MalawiLake Malawi

RESEARCH

We feel it’s our duty to constantly investigate the natural ecology of fish to make the best food for them. Our exploration to Irian Jaya, Lake Malawi in Africa, Guiana highland, the Indian Ocean, the jungle of Southeast Asia and the Holy River Ayeyawady and others, offer us many secrets to fish health, coloration, breeding requirements, water conditions and quality.

Aquarium Solutions and Pond Solutions Products by HikariAquarium Solutions and Pond Solutions Products by Hikari

AQUARIUM AND POND SOLUTIONS

Aquarium Solutions and Pond Solutions products have been developed to help you maintain excellent water quality or resolve tank or fish issues without causing residual unexpected problems. The use of more expensive, but more effective ingredients allows us to bring you the best products we can, always.

LabLab

TECHNOLOGY

Our first hand experience breeding and raising fish, and the scientific data we can collect during this process, give us a clear road map for future product improvements and enhancements. Hikari uses actual experience and physical practice instead of marketing schemes or unproven theory to develop our premium aquatic diets!

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CyroPro

CyroPro is a ready-to-use, liquid concentrate that was developed to offer the hobbyist an effective way to control conditions caused by anchor worm and fish lice in their pond, freshwater or marine aquarium. Extremely safe and super effective this revolutionary product offers you rapid control yet will not negatively impact your biological filtration.

Aquarium Solutions PraziPro Health AidAquarium Solutions PraziPro Health Aid

PraziPro

Liquid PraziPro is a ready-to-use, liquid concentrate that was developed to offer the hobbyist an effective way to control unwanted parasites in their pond, freshwater or marine aquarium. Extremely safe and highly effective this revolutionary product offers you rapid control yet will not negatively impact your biological filtration.

Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 0.02 x 0.02 x 0.02 inches; 0.3 ounces
Item model number ‏ : ‎ 42175
Department ‏ : ‎ Unisex-Adult
Date First Available ‏ : ‎ June 15, 2004
Manufacturer ‏ : ‎ TopDawg Pet Supply
ASIN ‏ : ‎ B004LOBGYA
Best Sellers Rank: #14,624 in Pet Supplies (See Top 100 in Pet Supplies) #8 in Fish Medication & Health Supplies
Customer Reviews: 4.6 4.6 out of 5 stars 2,056 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Hikari prazipro 4oz
For disease conditions caused by flukes, tapeworm, flatworm and turbellarians
Oxybispropanol and <5percentage praziquantel by weight

Customers say

Customers find the prazipro effective at killing parasites, particularly gill flukes, and appreciate its gentle nature on fish and plants. The product is easy to measure and dose, and customers consider it safe, with no harmful side effects reported. While some customers say it successfully eliminates internal parasites and worms, others report it fails to kill them. The value for money receives mixed feedback, with some finding it worth the price while others feel it’s expensive.

9 reviews for Hikari Usa AHK73254 fish Prazipro for Aquarium, 4-Ounce

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  1. Rebecca

    Worked quickly for parasites
    Noticed as a couple of my neocaridina shrimp were very active going around the tank, that one had some white specks on her. As I had just gotten the book, The Neocaridina Shrimp Handbook, by Richard James, I was so glad he wrote about & pictured what appeared to be the same white parasite. He recommended Hikari PraziPro to rid them of it. He said the parasite itself does not kill the shrimp, but the stress of it can kill them. Was first aware of it 2 nights ago. It was delivered by Amazon yesterday & with the tank treated, they are grazing, relaxed & happy, today.So happy with the product.

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  2. Katrin B.

    miracle!
    This stuff is a miracle in a bottle!I had a tentative diagnosis for my fish after talking with AI about his symptoms: flashing, sitting on the bottom of the tank, loss of color, fast breathing… AI said likely gill flukes.My fish sat on the bottom of his tank for 2 days, barely alive, while this stuff was being shipped. I was sure he was going to die. I thought he for sure was too far gone.This arrived, I dosed my tank. I’m not exaggerating at all- within FIVE minutes of dosing, this fish that was previously half dead, gray, sitting on the bottom of the tank was swimming… for the first time in 2 days! Now, 40 minutes later, he’s swimming better and more normally and only taking small rest breaks. Yes, my fish is still gray and still visibly ill (it’s been 40 minutes, of course he is!) but, for the first time in days I finally have hope for him. I was surprised how fast this brought relief. Fingers crossed that he continues to improve and regain color and strength. I can not recommend this product enough. Every goldfish owner should have this on hand!

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  3. J_Albarran

    It works!!
    This saved my fish! I noticed my fish had been “fish flashing” and rubbing themselves on the substrate and rocks. I looked up why they had been doing this and it said it could’ve been the Flukes parasite. I quickly looked up a cure and read that this product was highly recommended among the aquarium community. I did about a 60% water change, removed my filter carbon, and dosed it accordingly. Almost immediately the fish were doing better. By the next day the fish flashing had stopped, and now about a week later they are all doing well

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  4. Jessica

    Works but makes tank smell like burning rubber
    Works wonderfully, but caused my tank to smell like burning rubber. I could not figure out at first wth my tank smelled so freaking bad but finally figured out it was this stuff. It also built up like a slimy, stinky sludge in my prefilter. I am not sure if it’s from the medication coming into contact with a heater or what, but you’ll want to clean your filter and have some activated carbon ready to deodorize your water once treatment is done.

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  5. Travis

    Best dewormer for puffers, just follow the instruction and do 2 treatments!
    Follow directions! and your puffers will be worm and parasite free.

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  6. reb1722

    User error…
    I want to start by first saying the negative reviews for this product are complete crap. First, mine was clear when I got it… not pink. My fish were showing signs of flukes. Their behavior changed and even their coloration was off. My yellow tang was almost white and my trigger stay lodged in the rocks.. if he did come out he would dart around the tank… almost in a panic state. I followed the instructions… water change followed by skimmer off and any carbon out of the sump. I made sure my measurements were exactly as the bottle recommended. It took 3 of my measuring cups to treat the tank.. I have a powerhead on each side, so one dose on each side and the final in the sump. I kept the lights off and let it go. It’s been one day and I can tell you that the fish are 100% acting normal. Their color is back, no more rubbing on the sand or head shaking. My coral is doing just fine. All crabs and shrimp are fine. I will probably wait another couple days then change the water and turn on the skimmer. If you’ve used this product and things in your tank are dying I am sorry to hear that. Either your fish were sick beyond saving or something went wrong. I can speak from my experience… worked for sure.. perhaps consider buying from BRS if you worry about a bad batch from amazon.

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  7. Ali

    Works against flukes and helped with anchor worms
    Prazipro is my fave of these types of meds since it never hurts my shrimp. Has cured flukes and anchor worms in a couple treatments.

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  8. Amazon CustomerJoan

    Amazing results!
    I have a 4 yr old female black convict cichlid that started hiding in corner, staying on the bottom and not swimming around except to eat a small amt. She wasn’t feisty and interacting with us, so I started looking for something to try because I thought I was going to lose her. I saw this and it sounded easy to dose, well let me tell you, it’s worth EVERY cent! Our girl started coming out a little more everyday and it’s been about 4 days and she is interacting with us again and swimming around! I will be doing the regular water changes tomorrow and I will dose her again just to make sure everything is taken care of. I figured she was worth trying to find something to help her and this product did not disappoint!

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  9. Marcos Meireles

    Execelente produto recomendo.

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    Hikari Usa AHK73254 fish Prazipro for Aquarium, 4-Ounce
    Hikari Usa AHK73254 fish Prazipro for Aquarium, 4-Ounce

    Original price was: $19.61.Current price is: $15.49.

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