API E.M. Erythromycin
- Manufacturer
- MARS FISHCARE NORTH AMERICA, INC.
- Effective date
- 2021-12-29
- Label type
- OTC ANIMAL DRUG LABEL
- Version
- 7
- Source
- full-release
- Hydrated at
- 2026-06-01 02:41:14
Label at a glance#
Contacts and useful links#
Label contents#
Full prescribing information#
OTC - ACTIVE INGREDIENT SECTION
Active Ingredients: 200 mg Erythromycin per packet.
DOSAGE & ADMINISTRATION SECTION
Directions for Use:
For best results, remove activated carbon or filter cartridge from filter and continue operation.
For each 10 gallons (38 L) of water, empty one packet directly into aquarium.
Repeat does after 24 hours.
Wait another 24 hours then change 25% of the aquarium water.
Repeat this treatment for a second time, for a total of 4 doses.
Then make a final 25% water change and add fresh activated carbon or replace filter cartridge.
Treatment may be repeated, if necessary.
This package treats up to 100 gallons.
Four doses required for full course of treatment.
INDICATIONS & USAGE SECTION
Diagnostic Chart
Fin and Tail Rot:
Fins appear ragged and split. In severe cases, fins and tails are almost completely eroded. Secondary fungal infections, observed as white, "cottony" growth, commonly occur.
Open Red Sores:
A bacterial infection that causes open red sores on body. Infection can range from very small ulcers to deep skin lesions. Coloring can range from reddish or gray ulcers to very dark areas associated with necrotic (dying) tissue.
Mouth Fungus:
Common bacterial infection that affects the mouth and other soft tissue. Fungus-like in appearance with red periphery. If left untreated severe erosion and lesions will develop
Hemorrhagic Septicemia:
A bacterial infection of the bloodstream. Fish may show blood streaks on the body and fins, bleeding (red patches) and localized swelling.
Bacterial Gill Disease:
Fish may breathe heavily and show bright red gills. Fish may sit at bottom of aquarium or near the water's surface. However, visual diagnosis is often difficult.
WARNINGS AND PRECAUTIONS SECTION
KEEP OUT OF REACH OF CHILDREN.
For aquarium use only.
Not for human consumption or for the treatment of fish intended for human consumption.
Avoid contact with skin and eyes.
May cause irritation.
! WARNING:
This product can expose you to chemicals including Silica, crystalline, which is known to the State of California to cause cancer.
For more information go to
www.P65Warnings.ca.gov.
PACKAGE LABEL.PRINCIPAL DISPLAY PANEL
Diagnostic Chart
On Back
10
Powder
Packets
Use In Fresh and Saltwater Aquariums
API
E.M. ERYTHROMYCIN
TREATS BACTERIAL FISH DISEASE
Broad spectrum control of bacterial
fish infections
Open Red Sores
Fin and Tail Rot
Mouth Fungus
Hemorrhagic Septicemia
Gill Disease
GUIDE
Fish Problem
Solving
DailyMed Pharmacologic Classes#
| Class | Version | Type | Effective |
|---|---|---|---|
| ERYTHROMYCIN Pharmacologic Class Indexing | 2 | Indexing - Pharmacologic Class | 20180813 |
DailyMed Product Concepts#
| Product concept | Relation | Version | Effective |
|---|---|---|---|
| d329c2e1-5ae8-4e64-aea0-77ecea3fa1ab | Product name | 3 | 20250717 |
| 3b331500-3b74-bd2b-fede-d46839f2f4d5 | Product name | 6 | 20240313 |
| fdae2630-eae0-4769-abfd-8f33d5b771b4 | Product name | 3 | 20240202 |
| 8c898317-b543-1e4e-254f-84cec2f3f57e | Product name | 2 | 20191002 |
| 64ae94c0-3212-d73a-92da-9e6dd85c6ebe | Product name | 2 | 20180118 |
| edcfa1cf-915f-1a4c-d0aa-508cc66e70d9 | Product name | 2 | 20170816 |
| ad75fcfd-a339-42a1-9c60-43ba2c654cfa | Product name | 1 | 20170810 |
| 57850177-5927-151f-e1fa-7e2ca47f81e5 | Product name | 1 | 20140508 |
| 8ee71591-1d8f-e24e-242b-bfef131e3168 | Product name | 1 | 20140508 |
| bff5cf99-0f45-fa15-2a76-b160c3c4cc3c | Product name | 1 | 20140508 |
DailyMed Package Descriptions#
| Package NDC | Product | Description | Form | Quantity | Strength | SPL version |
|---|---|---|---|---|---|---|
| 17163-055-16 | API E.M. Erythromycin | 2 g in 1 PACKET | POWDER | 2 | 7 | |
| 17163-055-16 | API E.M. Erythromycin | 10 in 1 BOX | POWDER | 10 | 7 |
DailyMed Dashboard NDC Coverage#
Products#
Every source-derived product name is available through these pages.
- API E.M. Erythromycin
- ERYTHROMYCIN
NDC Codes#
| Product NDC | Package NDC |
|---|---|
| 17163-055 | 17163-055-16 |
Ingredients#
Every source-derived ingredient row is available through these pages.
| Name | UNII | Kind |
|---|---|---|
| ERYTHROMYCIN | 63937KV33D | ACTIB |
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.
| Brand | Generic | Manufacturer | SPL set ID | Effective date | Available safety fields | Join |
|---|---|---|---|---|---|---|
| Erythromycin | ERYTHROMYCIN | Bausch & Lomb Incorporated | 061ddd20-94a6-4e3c-ba84-1ebd8529eea6 | 2026-08-28 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Sportpharm LLC | 790d3e3e-df69-45f7-97d5-da65faa46556 | 2026-07-21 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | NuCare Pharmaceuticals,Inc. | 50c8d6b3-4660-e829-e063-6294a90a919b | 2026-05-01 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Cardinal Health 107, LLC | ba4f06c3-ebce-4896-a5cc-59bb5c2cb4e5 | 2026-04-27 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Golden State Medical Supply, Inc. | 0c05e1f7-a3d4-8e69-e063-6394a90aecc3 | 2026-04-21 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Preferred Pharmaceuticals, Inc. | ee3d806e-65ce-42e1-b170-7b35bcb7b06a | 2026-04-10 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Sentiss Pharmaceuticals LLC | 4da0e351-383f-55da-e063-6394a90a8eba | 2026-03-31 | Adverse reactions | ERYTHROMYCIN |
| ERYTHROMYCIN | ERYTHROMYCIN | Direct Rx | 9ac4dcd2-8cac-404d-b651-da74062d30ed | 2026-03-17 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Torrent Pharmaceuticals Limited | 933049f6-61b9-4ed5-b6b7-60c5037e2115 | 2026-03-05 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Redpharm Drug | 301ee5ad-3b6c-1152-e063-6294a90a54e7 | 2025-12-23 | Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | A-S Medication Solutions | 2be16639-b153-407b-b43d-3a2bcf66151e | 2025-12-03 | Adverse reactions | ERYTHROMYCIN |
| Ery | ERYTHROMYCIN | Padagis Israel Pharmaceuticals Ltd | 9a63da11-01be-4c63-a260-e6bdbb4a7a69 | 2025-10-31 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | PD-Rx Pharmaceuticals, Inc. | e54d66fa-93bb-4339-a75e-194a2e4488aa | 2025-10-20 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | Bryant Ranch Prepack | 10ad1391-32fc-40c0-96d0-675f3c91429f | 2025-10-20 | Warnings, Adverse reactions | ERYTHROMYCIN |
| ERYTHROMYCIN | ERYTHROMYCIN | Ascend Laboratories, LLC | 3b415e31-e5d4-4990-8021-78459af73372 | 2025-10-17 | Warnings, Adverse reactions | ERYTHROMYCIN |
| erythromycin | ERYTHROMYCIN | Dr. Reddy's Labratories Inc. | a2dcb48a-212c-1b0c-ec35-ee2ade85847f | 2025-09-25 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | A-S Medication Solutions | 99eb7dbc-6ba9-4122-ad1e-5cae73186932 | 2025-05-02 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin Ethylsuccinate | ERYTHROMYCIN | Amneal Pharmaceuticals NY LLC | 581d7430-1a80-42a6-befb-4c3ae8140392 | 2025-04-25 | Warnings, Adverse reactions | ERYTHROMYCIN |
| Erythromycin | ERYTHROMYCIN | ST. MARY'S MEDICAL PARK PHARMACY | 2cc726c2-3746-6dbf-e063-6294a90a789f | 2025-01-28 | Adverse reactions | ERYTHROMYCIN |
| Ery | ERYTHROMYCIN | Bryant Ranch Prepack | 912f5941-6f70-4b75-9391-76aada88024d | 2024-12-24 | Warnings, Adverse reactions | ERYTHROMYCIN |
Reported adverse events (FAERS/openFDA)#
Adverse event summaries are temporarily unavailable. Other product information remains available.

