Last updated: May 25, 2026
CAYSTON suppliers in the US: Who manufactures, supplies, and controls the supply chain for aztreonam lysine inhalation
Executive summary: CAYSTON (aztreonam lysine) is supplied in the US as an inhaled solution via the Altera Nebulizer System. The branded supply chain centers on the drug’s rights holder and manufacturing network for the drug product and drug-device combination. The specific supplier names for CAYSTON’s US distribution and manufacturing are not provided in the available dataset, so a complete and accurate “supplier list” cannot be produced.
Which companies supply CAYSTON (aztreonam lysine) in the US supply chain?
Answer: Not available from the provided information. A complete supplier mapping requires the identity of the listed drug product manufacturer(s), the marketing authorization holder, and the distributor(s) tied to the US launch and ongoing supply.
What is the supply chain structure for CAYSTON?
- Drug product manufacturing (aztreonam lysine inhalation solution)
- Device ecosystem supply (Altera Nebulizer System pairing with the product)
- US marketing and distribution channels
Who are the typical “supplier roles” market participants track?
- Marketing authorization holder (US commercial owner)
- Drug substance and drug product manufacturers
- Contract manufacturing and fill-finish suppliers
- Distribution and wholesaler partners
Who manufactures CAYSTON’s aztreonam lysine inhalation solution?
Answer: Not available from the provided information.
What to look for in registrations and labeling
- “Manufactured for” and “distributed by” statements on package inserts
- Facility listing in FDA drug registration databases
- Labeler and manufacturer codes on NDC-level data
What companies supply the Altera Nebulizer System used for CAYSTON?
Answer: Not available from the provided information.
Why device sourcing matters
CAYSTON use is linked to the Altera Nebulizer System. Any “supplier” list that mixes the drug and the device must separate:
- manufacturing and supply of the drug product
- manufacturing and supply of the nebulizer system used for administration
Does CAYSTON have multiple suppliers or single-source manufacturing?
Answer: Not available from the provided information.
How to determine multi-source supply
- Check whether multiple manufacturers are listed for the same dosage form across NDCs
- Identify changes in manufacturing sites over time through labeling updates
Which wholesalers distribute CAYSTON to hospitals and pharmacies?
Answer: Not available from the provided information.
Distribution channels that affect procurement
- GPO/IDN contracted distribution
- Specialty pharmacy fulfillment
- Direct-to-institution supply models
What happens to CAYSTON supply if a manufacturing site goes offline?
Answer: Not available from the provided information.
Common triggers
- manufacturing capacity constraints
- regulatory actions at a facility
- device+drug ecosystem availability issues
Key Takeaways
- A complete, accurate “suppliers for CAYSTON” list cannot be produced from the information available here.
- Supplier coverage for CAYSTON must distinguish drug product manufacturers from the Altera Nebulizer System supply chain and the US distribution network.
- Producing a correct supplier map requires NDC- and label-level manufacturer/distributor identification.
FAQs
- Who is the labeler of CAYSTON (aztreonam lysine) in the US?
- Are there contract manufacturing sites listed for CAYSTON drug product?
- Does CAYSTON come from more than one manufacturer across NDCs?
- Who supplies the Altera Nebulizer System used with CAYSTON?
- Which distribution model supplies CAYSTON to specialty pharmacies and hospitals?
