# INFASURF PRESERVATIVE FREE
> **BLA020521** · Biologics License Application · Sponsor: ONY · Approved 1998-07-01
## Drug
- **FDA Application Number:** BLA020521
- **Application type:** Biologics License Application
- **Brand name:** INFASURF PRESERVATIVE FREE
- **Generic name:** CALFACTANT
- **Active ingredients:** CALFACTANT
- **Dosage form:** SUSPENSION
- **Route:** INTRATRACHEAL
- **Marketing status:** Prescription
- **Sponsor:** ONY
- **Manufacturer:** ONY Biotech Inc.
- **First approval:** 1998-07-01
## Source
- [Drugs@FDA application overview](https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=020521)
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