What is NDC 66794-021?

66794-021 is the product NDC for Desflurane, Desflurane 250 mL/250mL liquid, listed with the FDA by Piramal Critical Care Inc. It has 1 package NDC, shown above in 10- and 11-digit form.

Piramal Critical Care Inc, NDC labeler code 66794. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Desflurane?

1 other product NDC are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Desflurane NDC 66794-021 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)66794-021Labeler and product segments. Claims need a package NDC.

Product NDC at billing width66794-0021Add 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
66794-021-35	6679400213566794002135	6 BOTTLE in 1 CARTON (66794-021-35) / 250 mL in 1 BOTTLE (66794-021-20)Marketed from Jul 1, 2026

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): Desflurane
Generic name (nonproprietary): desflurane
Active ingredients: Desflurane — 250 mL/250mL
Dosage form: Liquid
Route: Respiratory (Inhalation)
Labeler: Piramal Critical Care IncNDC labeler code 66794
Product type: Prescription drug
Marketing category: Unapproved drug (other)
Marketing start: Jul 1, 2026
Listing expires: Dec 31, 2027
Other FDA classes: General Anesthesia (Physiologic effect)
Identifiers: Product ID 66794-021_561c51aa-76fe-2eb8-e063-6394a90a7021SPL ID 561c51aa-76fe-2eb8-e063-6394a90a7021SPL set ID 561c51aa-76fd-2eb8-e063-6394a90a7021RxCUI 562366UNII CRS35BZ94QUPC 0366794021257
Pharmacologic class: General Anesthetic

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 drug-specific HCPCS code in Med-Code's directory for this product. The directory is curated and not complete — check the current CMS HCPCS file before billing.

NDC on a medical claim

N466794002135 followed by a unit qualifier and the quantity

Package 66794-0021-35. 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 Jul 8, 2026.

Indications (excerpt from the label)

Desflurane USP, liquid for inhalation a general anesthetic, is an inhalation agent indicated: • for induction and/or maintenance of anesthesia in adults ( 1.1 ) • for maintenance of anesthesia in pediatric patients following induction with agents other than Desflurane USP, liquid for inhalation and intubation. 1.1 Induction of Anesthesia Desflurane USP, liquid for inhalation is indicated as an inhalation agent for induction of anesthesia for inpatient and outpatient surgery in adults. Desflurane USP, liquid for inhalation is contraindicated as an inhalation agent for the induction of anesthesia in pediatric patients because of a high incidence of moderate to severe upper airway adverse event…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 66794-021

What is NDC 66794-021?: 66794-021 is the product NDC for Desflurane, Desflurane 250 mL/250mL liquid, listed with the FDA by Piramal Critical Care Inc. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Desflurane.
What is the active ingredient?: Desflurane.
Who is the labeler?: Piramal Critical Care Inc, NDC labeler code 66794. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Desflurane?: 1 other product NDC are listed under this name. See all Desflurane 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 Desflurane NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Desflurane	Desflurane 240 mL/240mL	LiquidRespiratory (Inhalation)	Sandoz Inc.	0781-6172	00781-6172-86