forane: Pharmaceutical manufacturers, suppliers, and packagers

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Applicant	Tradename	Generic Name	Dosage	NDA	NDA/ANDA	Supplier	Package Code	Package	Marketing Start
Baxter Hlthcare	FORANE	isoflurane	LIQUID;INHALATION	017624	NDA	Baxter Healthcare Corporation	10019-360-40	6 BOTTLE, GLASS in 1 PACKAGE (10019-360-40) / 100 mL in 1 BOTTLE, GLASS	1979-12-18
Baxter Hlthcare	FORANE	isoflurane	LIQUID;INHALATION	017624	NDA	Baxter Healthcare Corporation	10019-360-60	6 BOTTLE, GLASS in 1 PACKAGE (10019-360-60) / 250 mL in 1 BOTTLE, GLASS	1979-12-18
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>NDA/ANDA	>Supplier	>Package Code	>Package	>Marketing Start

Last updated: June 3, 2026

Forane (isoflurane) suppliers: who manufactures and supplies the inhalation anesthetic in the US and globally?

Executive summary: Forane is an inhaled volatile anesthetic whose supply chain is dominated by original manufacturer and a small set of approved manufacturers/suppliers handling global bulk production and branded distribution. In the US, Forane is marketed by AbbVie Inc. (through its Allergan lineage). Company and manufacturer visibility is driven by (1) FDA approval/labeling ownership, (2) Orange Book/ANDA relationships for generic inhalation anesthetics, and (3) contracts for bulk isoflurane and finished-dose distribution by country.

Regulatory and commercial anchor: Forane is an FDA-approved, single-active-ingredient inhalation anesthetic (active ingredient: isoflurane). Supply is therefore constrained by specialized volatile-anesthetic manufacturing, containment requirements, and the need to maintain FDA-approved drug product manufacturing controls.

Who supplies Forane (isoflurane) in the United States?

Fast answer (US-facing): Forane is supplied under the AbbVie Inc. label (brand ownership and marketing responsibility).

What this implies for procurement: In the US, “supplier” in day-to-day hospital purchasing maps to (a) the labeled manufacturer/marketer on the product packaging and (b) the distribution network used by wholesalers and GPOs. For volatile anesthetics, intermediaries often handle finished goods distribution rather than primary chemical production.

What to look for on the package and invoice

Labeler/marketer name (FDA labeling responsibility)
National Drug Code (NDC) on the product and invoice
Storage handling statements (volatile agent requirements can drive substitution and substitution policies)
Contract terms with wholesalers and GPO distributors

Which companies manufacture isoflurane (the active) used to make Forane?

Isoflurane is produced as a volatile halogenated ether and then formulated into the finished inhalation anesthetic product (typically delivered as liquid agent in a vaporizer-ready presentation). Manufacturing generally requires:

Specialized chemical synthesis and purification of isoflurane
Closed system handling and validated containment
Batch release testing for identity, assay, impurities, water content, and stabilizers as applicable

Industry structure: Active isoflurane manufacturing is concentrated among a limited set of chemical producers and specialty pharmaceutical inhalation businesses. Brand supply for Forane is generally executed via branded drug product manufacturing and packaging, potentially using contract manufacturing (CMO) models.

Are there generic isoflurane suppliers that compete with Forane?

Fast answer: Yes. Isoflurane inhalation anesthetic products have multiple FDA-approved versions, and competition comes primarily from generic manufacturers offering therapeutically equivalent inhalation anesthetic solutions.

How the supplier landscape changes when buying “isoflurane” vs “Forane”

Buying by label brand (Forane) favors AbbVie-labeled supply.
Buying “isoflurane inhalation” supports interchangeable procurement across approved generic equivalents, assuming formulary and substitution rules allow it.

Commercial risk drivers for hospitals and distributors

Manufacturing batch constraints (volatile agents are not easy to scale quickly)
Quality release capacity
Bulk supply availability of isoflurane
Allocation policies in periods of shortage

What is the Orange Book status of Forane that affects supplier access?

For supply and substitution decisions, the key is how many ANDA holders are listed for therapeutic equivalents and whether each has isoflurane formulations for the same dosage form and concentration.

Procurement impact:

If Orange Book entries show multiple therapeutic-equivalent generic products, hospitals can switch suppliers more easily during allocation.
If entries are limited, Forane-branded supply becomes a bottleneck.

What suppliers provide Forane internationally?

Fast answer: International Forane access is handled through country-level marketing authorizations, distributor networks, and national wholesalers, with manufacturing done by the product authorization holder and/or approved manufacturers for that jurisdiction.

Why the international supplier list is fragmented

Different MA holders by country
Different NDC-equivalent presentations and pack sizes
Different regulatory approval routes and local release sites

What packaging and NDC differences map to different suppliers?

Forane’s supply chain is often segmented by:

NDC tied to specific packaging configuration
Distributor/wholesaler channels
Sometimes different manufacturing sites for specific pack sizes

Procurement action: Use the NDC on current inventory to identify the exact labeled supplier for that specific pack.

What happens to Forane supply during shortages: who steps in?

When volatile anesthetic supply tightens, substitution often shifts toward:

Approved generic isoflurane products
Alternate distributors with available inventory
In some cases, import channels aligned to FDA/CMR constraints

Operational constraint: Substitution is limited by:

Vaporizer compatibility and institutional protocols
Formulary rules
Contract terms with wholesalers

How strong is the Forane supply position versus generic isoflurane providers?

Fast answer: Supply strength tracks with manufacturing capacity for the inhalation anesthetic and with release throughput for drug product batches. Brand owners usually secure supply through longer-term manufacturing and distribution agreements, while generics compete on price but can be exposed during capacity constraints.

Supplier strength indicators used in procurement

Number of available NDCs in market
Frequency of allocations and backorders
Ability to deliver standard lead times across wholesalers
Distribution coverage and contracted hospital footprint

Key Takeaways

Forane is supplied in the US under AbbVie Inc. label responsibility.
The broader isoflurane supplier market includes multiple FDA-approved generic inhalation anesthetic products, which matter for substitution and shortage mitigation.
Procurement decisions hinge on product identity by NDC and labeler/marketer, not only on “isoflurane” as a molecule.
Shortage dynamics typically push hospitals toward approved generic equivalents based on availability and formulary rules.

FAQs

What is the branded supplier identity for Forane in the US?
Forane is marketed under AbbVie Inc. label responsibility.
Can hospitals substitute generic isoflurane for Forane during allocation?
Typically yes, if therapeutically equivalent generic isoflurane products are on formulary and substitution is permitted by policy.
Do different NDCs for isoflurane correspond to different manufacturers or distributors?
Yes. NDC and labeling configuration can map to different labeled suppliers and packaging runs.
What most often drives supply constraints for volatile anesthetics like isoflurane?
Limited batch manufacturing and drug product release capacity, plus bulk isoflurane availability and volatile-agent handling constraints.
How does international supply of Forane differ from the US?
International access is driven by country-specific marketing authorizations and local distributor networks, which can differ from US label responsibility.

References (APA)

U.S. Food and Drug Administration. (n.d.). Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations. https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm
U.S. Food and Drug Administration. (n.d.). Drugs@FDA: Forane (isoflurane) drug labeling and approvals. https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm

Suppliers and packagers for forane

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