POLYGUARD- sulfathiazole, malachite green, nitrofurantoin, quinacrine, and nitrofurazone powder 
Seachem Laboratories Inc.

Disclaimer: This drug has not been found by FDA to be safe and effective, and this labeling has not been approved by FDA. For further information about unapproved drugs, click here.

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PolyGuard™

PolyGuard™ is the single most effective medication to keep freshwater fish free of disease! It is an effective treatment and safeguard against all prevalent bacterial, fungal, and parasitic diseases of exotic fish.

DIRECTIONS: Use 1 level measure (included) to every 40 L (10 USgallons). Repeat every 3 days for up to 2 weeks or until symptoms disappear. Use whenever introducing new fish. Remove with carbon before turning on UV.

Active ingredients: sulfathiazole (36%), malachite green (1.9%), nitrofurantoin (0.14%), nitrofural (0.14%), quinacrine dihydrochloride (0.27%). Inactive ingredients: excipients (61%)

For use in ornamental aquariums only. Not for human consumption.

Seachem Laboratories Inc. • 1000 Seachem Drive, Madison, GA 30650 • www.seachem.com

Made in the USA

PRINCIPAL DISPLAY PANEL - 10 g Vial Carton

PolyGuard™

BACTERIAL
FUNGAL &
PARASITIC
DISEASES

Treats Bacterial, Fungal,
and Parasitic Diseases

Freshwater

Net Contents: 10 g (0.35 oz)

Seachem®

PRINCIPAL DISPLAY PANEL - 10 g Vial Carton
POLYGUARD 
sulfathiazole, malachite green, nitrofurantoin, quinacrine, and nitrofurazone powder
Product Information
Product TypeOTC ANIMAL DRUGItem Code (Source)NDC:55999-077
Route of AdministrationORAL
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
Sulfathiazole (UNII: Y7FKS2XWQH) (Sulfathiazole - UNII:Y7FKS2XWQH) Sulfathiazole364 mg  in 1 g
Malachite Green (UNII: 12058M7ORO) (MALACHITE GREEN CATION - UNII:AWT9R95TV1) Malachite Green19 mg  in 1 g
Nitrofurantoin (UNII: 927AH8112L) (Nitrofurantoin - UNII:927AH8112L) Nitrofurantoin1 mg  in 1 g
Quinacrine (UNII: H0C805XYDE) (Quinacrine - UNII:H0C805XYDE) Quinacrine2 mg  in 1 g
Nitrofurazone (UNII: X8XI70B5Z6) (Nitrofurazone - UNII:X8XI70B5Z6) Nitrofurazone1 mg  in 1 g
Product Characteristics
ColorGREENScore    
ShapeSize
FlavorImprint Code
Contains    
Packaging
#Item CodePackage DescriptionMarketing Start DateMarketing End Date
1NDC:55999-077-566 in 1 CASE
1NDC:55999-077-571 in 1 CARTON
1NDC:55999-077-1310 g in 1 VIAL, PLASTIC
2NDC:55999-077-15100 g in 1 VIAL, PLASTIC
3NDC:55999-077-181000 g in 1 VIAL, PLASTIC
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
UNAPPROVED DRUG OTHER01/01/1985
Labeler - Seachem Laboratories Inc. (133041806)
Establishment
NameAddressID/FEIBusiness Operations
Seachem Laboratories Inc.133041806MANUFACTURE, API MANUFACTURE

Revised: 7/2018
Document Id: 529b50ac-f022-4155-899c-03880c7f8265
Set id: 75b688ff-0298-4da7-be69-7f19155eac69
Version: 1
Effective Time: 20180724
 
Seachem Laboratories Inc.