What is NDC 66689-406?

66689-406 is the product NDC for Pyridostigmine Bromide, Pyridostigmine bromide 60 mg/5mL solution, listed with the FDA by VistaPharm, LLC. It has 1 package NDC, shown above in 10- and 11-digit form.

VistaPharm, LLC, NDC labeler code 66689. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Pyridostigmine Bromide?

17 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Pyridostigmine Bromide NDC 66689-406

NDC codes

FDA NDC Directory

Product NDC (as listed)66689-406Labeler and product segments. Claims need a package NDC.

Product NDC at billing width66689-0406Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package	Copy
66689-406-10	6668904061066689040610	1 TRAY in 1 CASE (66689-406-10) / 10 CUP, UNIT-DOSE in 1 TRAY / 5 mL in 1 CUP, UNIT-DOSE (66689-406-01)Marketed from Jan 6, 2020

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Pyridostigmine Bromide
Generic name (nonproprietary): pyridostigmine bromide
Active ingredients: Pyridostigmine bromide — 60 mg/5mL
Dosage form: Solution
Route: Oral
Labeler: VistaPharm, LLCNDC labeler code 66689
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 211694
Marketing start: Jan 6, 2020
Listing expires: Dec 31, 2026
Other FDA classes: Cholinesterase Inhibitors (Mechanism)
Identifiers: Product ID 66689-406_31adc7e2-f149-4fb1-a7b9-4693a00d0246SPL ID 31adc7e2-f149-4fb1-a7b9-4693a00d0246SPL set ID 9ab2ece0-7c0d-4045-a9f1-447aa97d623eRxCUI 903843UNII KVI301NA53
Pharmacologic class: Cholinesterase Inhibitor

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No HCPCS code in Med-Code's directory. Oral products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N466689040610 followed by a unit qualifier and the quantity

Package 66689-0406-10. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Nov 25, 2025.

Indications (excerpt from the label)

INDICATION: Pyridostigmine Bromide Oral Solution, USP is useful in the treatment of myasthenia gravis.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 66689-406

What is NDC 66689-406?: 66689-406 is the product NDC for Pyridostigmine Bromide, Pyridostigmine bromide 60 mg/5mL solution, listed with the FDA by VistaPharm, LLC. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Pyridostigmine Bromide.
What is the active ingredient?: Pyridostigmine bromide.
Who is the labeler?: VistaPharm, LLC, NDC labeler code 66689. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Pyridostigmine Bromide?: 17 other product NDCs are listed under this name. See all Pyridostigmine Bromide NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Pyridostigmine Bromide NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Pyridostigmine bromide	Pyridostigmine bromide 105 mg/1	Tablet, Extended releaseOral	Amneal Pharmaceuticals LLC	60846-559	60846-0559-10
Pyridostigmine Bromide	Pyridostigmine bromide 60 mg/1	TabletOral	Method Pharmaceuticals, LLC	58657-811	58657-0811-0158657-0811-3058657-0811-90
Pyridostigmine Bromide	Pyridostigmine bromide 60 mg/1	TabletOral	ANI Pharmaceuticals, Inc.	62559-470	62559-0470-01
Pyridostigmine Bromide	Pyridostigmine bromide 60 mg/5mL	SolutionOral	Acella Pharmaceuticals, LLC	42192-626	42192-0626-16
Pyridostigmine Bromide	Pyridostigmine bromide 60 mg/5mL	SolutionOral	Novadoz Pharmaceuticals LLC	72205-098	72205-0098-72
Pyridostigmine Bromide	Pyridostigmine bromide 30 mg/1	TabletOral	Amneal Pharmaceuticals of New York LLC	0115-2134	00115-2134-01
Pyridostigmine Bromide	Pyridostigmine bromide 60 mg/5mL	SolutionOral	Amneal Pharmaceuticals NY LLC	69238-1731	69238-1731-02
Pyridostigmine Bromide	Pyridostigmine bromide 30 mg/1	TabletOral	Method Pharmaceuticals, LLC	58657-810	58657-0810-21
Pyridostigmine Bromide	Pyridostigmine bromide 180 mg/1	TabletOral	Rising Pharma Holdings, Inc.	64980-220	64980-0220-03
pyridostigmine bromide	Pyridostigmine bromide 60 mg/1	TabletOral	Major Pharmaceuticals	0904-6622	00904-6622-5900904-6622-61

All 18 Pyridostigmine Bromide NDCs

Other NDCs under ANDA 211694

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under ANDA 211694
Product	Strength	Form · route	Labeler	Product NDC
Pyridostigminepyridostigmine bromide oral	Pyridostigmine bromide 60 mg/5mL	SolutionOral	Novitium Pharma LLC	70954-148