ZN4.5OTIC- zinc gluconate solution 
Addison Biological Laboratory, 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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Zn4.5Otic®

INDICATIONS:

A natural, complexed zinc, non-staining ear care formula for pets.  Helps eliminate odor-causing bacteria.  Nourishes and replenishes the ear epithelium.  

Complexed zinc and amino acid formula.  

Keep out of reach of children.  

DIRECTIONS:

Cleanse ear canal with suitable cleanser.  Fill ear canal with Zn4.5Otic, massage base of ear canal.  For subsequent applications, apply 5-8 drops daily.  If undue irritation develops or increases, discontinue use and consult your veterinarian.  

MAINTENANCE:

Apply product as above 2-3 times per week.  Ears should be evaluated by a veterinarian on a regular basis.  

INGREDIENTS: 

Deionized Water, Zinc Gluconate, BoriC Acid, L-Lysine, Propylene Glycol, Taurine, Methylparaben, Propylparaben.  

Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
MADE IN THE U.S.A.
Rev. 05/13

MAXI/GUARD®
Zn4.5Otic®
A Natural
Ear Care Solution
Delivering
Complexed Zinc™
1 FL. OZ. (29.5mL)
INDICATIONS:
A natural, complexed zinc,
non-staining ear care formula
for pets. Helps eliminateodor-causing bacteria.
Nourishes and replenishes
the ear epithelium.
Complexed zinc and amino
acid formula.
Keep out of reach of children.
DIRECTIONS:
Cleanse ear canal with suitable cleanser.
Fill ear canal with Zn4.5Otic®, massage
base of ear canal. For subsequent
applications, apply 5-8 drops daily. If
undue irritation develops or increases,
discontinue use and consult your
veterinarian.
MAINTENANCE:
Apply product as above 2-3 times per
week. Ears should be evaluated by a
veterinarian on a regular basis.
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid,
L-Lysine, Propylene Glycol,
Taurine, Methylparaben, Propylparaben.


Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
MADE IN THE U.S.A.
Rev. 06/19

1 FL OZ label

MAXI/GUARD®
Zn4.5Otic®
A Natural
Ear Care Solution
Delivering
Complexed Zinc™
2 FL. OZ. (59mL)
INDICATIONS:
A natural, complexed zinc,
non-staining ear care formula
for pets. Helps eliminate
odor-causing bacteria.
Nourishes and replenishes
the ear epithelium.
Complexed zinc and amino
acid formula.
Keep out of reach of children.
DIRECTIONS:
Cleanse ear canal with suitable cleanser.
Fill ear canal with Zn4.5Otic®, massage
base of ear canal. For subsequent
applications, apply 5-8 drops daily. If
undue irritation develops or increases,
discontinue use and consult your
veterinarian.
MAINTENANCE:
Apply product as above 2-3 times per
week. Ears should be evaluated by a
veterinarian on a regular basis.
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid,
L-Lysine, Propylene Glycol,
Taurine, Methylparaben, Propylparaben.
Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
MADE IN THE U.S.A.
Rev. 01/21

2 FL OZ label

MAXI/GUARD®
Zn4.5Otic®
A Natural
Ear Care Solution
Delivering
Complexed Zinc™
4 FL. OZ. 118mL)
INDICATIONS:
A natural, complexed zinc,
non-staining ear care formula
for pets. Helps eliminate
odor-causing bacteria.
Nourishes and replenishes
the ear epithelium.
Complexed zinc and amino
acid formula.
Keep out of reach of children.
DIRECTIONS:
Cleanse ear canal with suitable cleanser.
Fill ear canal with Zn4.5Otic®, massage
base of ear canal. For subsequent
applications, apply 5-8 drops daily. If
undue irritation develops or increases,
discontinue use and consult your
veterinarian.
MAINTENANCE:
Apply product as above 2-3 times per
week. Ears should be evaluated by a
veterinarian on a regular basis.
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid,
L-Lysine, Propylene Glycol,
Taurine, Methylparaben, Propylparaben.
Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
MADE IN THE U.S.A.
Rev. 07/17

4 FL OZ label

ZN4.5OTIC 
zinc gluconate solution
Product Information
Product TypeOTC ANIMAL DRUGItem Code (Source)NDC:86045-5000
Route of AdministrationAURICULAR (OTIC)
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
ZINC GLUCONATE (UNII: U6WSN5SQ1Z) (ZINC CATION - UNII:13S1S8SF37) ZINC GLUCONATE.011 g  in 1 mL
Inactive Ingredients
Ingredient NameStrength
WATER (UNII: 059QF0KO0R)  
TAURINE (UNII: 1EQV5MLY3D)  
METHYLPARABEN (UNII: A2I8C7HI9T)  
PROPYLPARABEN (UNII: Z8IX2SC1OH)  
LYSINE (UNII: K3Z4F929H6)  
BORIC ACID (UNII: R57ZHV85D4)  
PROPYLENE GLYCOL (UNII: 6DC9Q167V3)  
Packaging
#Item CodePackage DescriptionMarketing Start DateMarketing End Date
1NDC:86045-5000-259 mL in 1 PACKAGE
2NDC:86045-5000-3118 mL in 1 PACKAGE
3NDC:86045-5000-129.5 mL in 1 PACKAGE
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
unapproved drug other01/01/2003
Labeler - Addison Biological Laboratory, Inc. (118396730)
Registrant - Addison Biological Laboratory, Inc. (118396730)
Establishment
NameAddressID/FEIBusiness Operations
Addison Biological Laboratory, Inc.118396730manufacture
Establishment
NameAddressID/FEIBusiness Operations
Jost Chemical Co.147882294api manufacture
Establishment
NameAddressID/FEIBusiness Operations
Alliance Analytical Laboratories, Inc.007588338analysis
Establishment
NameAddressID/FEIBusiness Operations
ADAMSON ANALYTICAL LABORATORIES INC944399906analysis

Revised: 11/2023
Document Id: f2e1875f-e1c5-4307-8e54-216c48a734be
Set id: a4099aab-dd53-438c-84f6-d589e967a21e
Version: 10
Effective Time: 20231102
 
Addison Biological Laboratory, Inc.