Zn4.5 Otic
- Manufacturer
- H&C Animal Health | Addison Biological Laboratory, Inc. | Jost Chemical Co. | Alliance Analytical Laboratories, Inc.
- Effective date
- 2025-12-01
- Label type
- OTC ANIMAL DRUG LABEL
- Version
- 5
- Source
- full-release
- Hydrated at
- 2026-06-01 02:45:21
Label at a glance#
Contacts and useful links#
Label contents#
Full prescribing information#
INDICATIONS & USAGE SECTION
INDICATIONS:
A natural, complexed zinc and amino acid, non-staining ear care formula for pets. Helps eliminate odor-causing bacteria. Nourishes and replenishes the ear tissue.
INFORMATION FOR OWNERS/CAREGIVERS SECTION
- Natural Complexed Zinc and Amino Acid formula.
- Creates a Healthy Environment in the Ear.
- Non-Staining
- Safe for Daily Use
WARNINGS SECTION
Keep out of reach of children.
INSTRUCTIONS FOR USE SECTION
DIRECTIONS:
Fill cleansed ear canal with Zn4.5Otic, massage base of ear canal. Subsequent applications, apply 5-8 drops daily. If irritation increases, discontinue use and consult your veterinarian. Regular ear exams by veterinarian is recommended.
ROUTE, METHOD AND FREQUENCY OF ADMINISTRATION
MAINTENANCE:
Apply product as above 2-3 times per week. Ears should be regularly evaluated by a veterinarian.
INACTIVE INGREDIENT SECTION
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid, L-Lysine, Propylene Glycol, Taurine, Methylparaben, Propylparaben.
SPL UNCLASSIFIED SECTION
DISTRIBUTED BY H&C ANIMAL HEALTH , LLC.
MADE IN THE U.S.A.
Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
Rev. 04/20
Package label, display panel
MAXI/GUARD®
Zn4.5Otic®
• Natural Complexed Zinc and Amino Acid formula.
• Creates a Healthy Environment in the Ear.
• Non-Staining
• Safe for Daily Use
2 FL. OZ. (59mL)
FEATURES:
A natural, complexed zinc and amino acid, non-staining ear care formula for pets. Helps eliminate odor-causing bacteria. Nourishes and replenishes the ear tissue. Nourishes and replenishes
DIRECTIONS:
Fill cleansed ear canal with Zn4.5Otic, massage base of ear canal. Subsequent applications, apply 5-8 drops daily. If irritation increases, discontinue use and consult your veterinarian. Regular ear exams by veterinarian is recommended.
MAINTENANCE:
Apply product as above 2-3 times per week. Ears should be regularly evaluated by a veterinarian.
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid,
L-Lysine, Propylene Glycol,
Taurine, Methylparaben, Propylparaben.
KEEP OUT OF REACH OF CHILDREN.
DISTRIBUTED BY H&C ANIMAL HEALTH , LLC.
Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
Rev. 04/20
Package label , display panel
MAXI/GUARD®
Zn4.5Otic®
• Natural Complexed Zinc and Amino Acid formula.
• Creates a Healthy Environment in the Ear.
• Non-Staining
• Safe for Daily Use
4 FL. OZ. (118mL)
FEATURES:
A natural, complexed zinc and amino acid, non-staining ear care formula for pets. Helps eliminate odor-causing bacteria. Nourishes and replenishes the ear tissue. Nourishes and replenishes
DIRECTIONS:
Fill cleansed ear canal with Zn4.5Otic, massage base of ear canal. Subsequent applications, apply 5-8 drops daily. If irritation increases, discontinue use and consult your veterinarian. Regular ear exams by veterinarian is recommended.
MAINTENANCE:
Apply product as above 2-3 times per week. Ears should be regularly evaluated by a veterinarian.
INGREDIENTS:
Deionized Water, Zinc Gluconate, Boric Acid,
L-Lysine, Propylene Glycol,
Taurine, Methylparaben, Propylparaben.
KEEP OUT OF REACH OF CHILDREN.
DISTRIBUTED BY H&C ANIMAL HEALTH , LLC.
Addison Biological Laboratory, Inc.
507 North Cleveland Avenue
Fayette, Missouri 65248 U.S.A.
www.addisonlabs.com
Rev. 04/20
DailyMed Pharmacologic Classes#
| Class | Version | Type | Effective |
|---|---|---|---|
| ZINC CATION Pharmacologic Class Indexing | 2 | Indexing - Pharmacologic Class | 20180813 |
Product Linked Resources#
| Resource | Code type | Value | Equivalent identifiers | Source image |
|---|---|---|---|---|
| Barcode | EAN-13 | 0857672003958 | GTIN-13: 0857672003958 EAN-13: 0857672003958 GTIN-12: 857672003958 UPC-A: 857672003958 GTIN storage (14 digits): 00857672003958 | 86137-7609-0.jpg |
DailyMed Product Concepts#
| Product concept | Relation | Version | Effective |
|---|---|---|---|
| 0ca1d589-929b-4b33-bc5b-1d84abdafa6a | Product name | 1 | 20150324 |
| fc363c46-397b-4476-ac0f-70e43e8e4592 | Product name | 1 | 20150324 |
DailyMed Package Descriptions#
| Package NDC | Product | Description | Form | Quantity | Strength | SPL version |
|---|---|---|---|---|---|---|
| 86137-7609-0 | Zn4.5 Otic | 59 mL in 1 PACKAGE | SOLUTION | 59 | 5 | |
| 86137-7609-1 | Zn4.5 Otic | 118 mL in 1 PACKAGE | SOLUTION | 118 | 5 |
Products#
Every source-derived product name is available through these pages.
- Zn4.5 Otic
- Zinc Gluconate
- ZINC CATION
- WATER
- TAURINE
- METHYLPARABEN
- PROPYLPARABEN
- LYSINE
- BORIC ACID
- PROPYLENE GLYCOL
NDC Codes#
| Product NDC | Package NDC |
|---|---|
| 86137-7609 | 86137-7609-0, 86137-7609-1 |
Ingredients#
Every source-derived ingredient row is available through these pages.
| Name | UNII | Kind |
|---|---|---|
| ZINC GLUCONATE | U6WSN5SQ1Z | ACTIB |
| WATER | 059QF0KO0R | IACT |
| TAURINE | 1EQV5MLY3D | IACT |
| METHYLPARABEN | A2I8C7HI9T | IACT |
| PROPYLPARABEN | Z8IX2SC1OH | IACT |
| LYSINE | K3Z4F929H6 | IACT |
| BORIC ACID | R57ZHV85D4 | IACT |
| PROPYLENE GLYCOL | 6DC9Q167V3 | IACT |
Source Document#
openFDA label cross-check#
OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.
Reported adverse events (FAERS/openFDA)#
Adverse event summaries are temporarily unavailable. Other product information remains available.

