Fungus & Bacteria Treatments for New Fish

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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle slide 2 of 8

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API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle

Rated 4.5 out of 5 stars

260

$14.38 Chewy Price

($0.90/fl oz) Price per Unit

$19.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Kordon Methylene Blue General Disease Prevention Aquarium Treatment, 4-oz bottle slide 2 of 2

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Kordon Methylene Blue General Disease Prevention Aquarium Treatment, 4-oz bottle

Rated 4.7 out of 5 stars

42

$7.55 Chewy Price

($1.89/oz) Price per Unit

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef Rally PRO Aquarium Water Treatment, 64-fl oz bottle

Rated 4.1 out of 5 stars

16

$34.88 Chewy Price

($0.55/fl oz) Price per Unit

$36.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fritz Expel-F Aquarium Water Treatment, 10 count

Rated 4.5 out of 5 stars

15

$12.74 Chewy Price

($1.28/ea) Price per Unit

$14.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Bundle and Save 5%

Bundle: API Melafix Freshwater Fish Infection Remedy + Stress Coat Aquarium Water Conditioner

Rated 4.9 out of 5 stars

10

$24.09 Chewy Price

$25.36 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Bettafix Antibacterial & Antifungal Betta Fish Infection Remedy, 1.7-oz bottle

Rated 4.3 out of 5 stars

130

$4.58 Chewy Price

($2.70/oz) Price per Unit

$6.48 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Pimafix Freshwater & Saltwater Fish Fungal Infection Remedy, 16-oz bottle

Rated 4.3 out of 5 stars

110

$12.08 Chewy Price

($0.76/oz) Price per Unit

$16.88 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Pond Pimafix Antifungal Pond Fish Infection Remedy, 16-oz bottle

Rated 4.8 out of 5 stars

31

$15.98 Chewy Price

($1.00/oz) Price per Unit

$22.48 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Bundle and Save 3%

Bundle: Activ-Betta Bio-Activ Live Aqueous Solution Betta Water + API Bettafix Antibacterial & ...

Rated 3 out of 5 stars

2

$6.66 Chewy Price

$6.87 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fritz Mardel Maracyn Oxy Fish Aquarium Treatment, 4-oz bottle

Rated 4.3 out of 5 stars

23

$10.39 Chewy Price

($2.60/oz) Price per Unit

$12.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Pond Melafix for Bacterial Infections in Fish, 64-fl oz bottle

Rated 4.7 out of 5 stars

67

$64.18 Chewy Price

($1.01/fl oz) Price per Unit

$83.98 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Ruby Reef HydroPlex Aquarium Water Treatment, 64-fl oz bottle

Rated 4.6 out of 5 stars

8

$29.59 Chewy Price

($0.47/fl oz) Price per Unit

$36.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Kordon Malachite Green Fish Disease Control Aquarium Treatment, 4-fl oz bottle

Rated 4 out of 5 stars

11

$9.99 Chewy Price

($2.50/fl oz) Price per Unit

$11.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef Kick-Ich NANO Formula Aquarium Water Treatment, 8-fl oz bottle

Rated 4.2 out of 5 stars

5

$8.25 Chewy Price

($1.04/fl oz) Price per Unit

$8.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Fritz Mardel Coppersafe Fish Medication, 4-fl oz bottle

Rated 4.5 out of 5 stars

21

$10.39 Chewy Price

($2.60/fl oz) Price per Unit

$12.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

New

ASF Le Dip Coral Dip Marine Aquarium Treatment, 24 count

$17.99 Chewy Price

($0.75/ea) Price per Unit

$21.99 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Melafix Saltwater Fish & Coral Bacterial Infection Remedy, 16-fl oz bottle

Rated 4.1 out of 5 stars

14

$12.48 Chewy Price

($0.78/fl oz) Price per Unit

$17.48 List Price

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef Rally NANO Formula Aquarium Water Treatment, 8-fl oz bottle

Rated 4.7 out of 5 stars

3

$8.99 Chewy Price

($1.13/fl oz) Price per Unit

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Melafix Freshwater Fish Bacterial Infection Remedy, 64-fl oz bottle

Rated 4.9 out of 5 stars

21

$59.98 Chewy Price

($0.94/fl oz) Price per Unit

$100.38 List Price

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Out of Stock

Fritz Slime Out Fish Treatment, 20 count

Rated 5 out of 5 stars

3

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Melafix Freshwater Fish Infection Remedy, 16-fl oz bottle

Kordon Methylene Blue General Disease Prevention Aquarium Treatment, 4-oz bottle

Ruby Reef Rally PRO Aquarium Water Treatment, 64-fl oz bottle

Fritz Expel-F Aquarium Water Treatment, 10 count

API Bettafix Antibacterial & Antifungal Betta Fish Infection Remedy, 1.7-oz bottle

API Pimafix Freshwater & Saltwater Fish Fungal Infection Remedy, 16-oz bottle

API Pond Pimafix Antifungal Pond Fish Infection Remedy, 16-oz bottle

Fritz Mardel Maracyn Oxy Fish Aquarium Treatment, 4-oz bottle

API Pond Melafix for Bacterial Infections in Fish, 64-fl oz bottle

Ruby Reef HydroPlex Aquarium Water Treatment, 64-fl oz bottle

Kordon Malachite Green Fish Disease Control Aquarium Treatment, 4-fl oz bottle

Ruby Reef Kick-Ich NANO Formula Aquarium Water Treatment, 8-fl oz bottle

Fritz Mardel Coppersafe Fish Medication, 4-fl oz bottle

ASF Le Dip Coral Dip Marine Aquarium Treatment, 24 count

API Melafix Saltwater Fish & Coral Bacterial Infection Remedy, 16-fl oz bottle

Ruby Reef Rally NANO Formula Aquarium Water Treatment, 8-fl oz bottle

API Melafix Freshwater Fish Bacterial Infection Remedy, 64-fl oz bottle

Fritz Slime Out Fish Treatment, 20 count

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