Overview of Newfactan
Quick Facts
| Property | Description |
|---|---|
| Active ingredient | Beractant |
| Form | Intratracheal Suspension (or solution) |
| Pharmacological class | Pulmonary Surfactant, Surface-Active Agent |
| Common purpose | Restoring lung stability by reducing surface tension |
| Origin | Modified Natural, Bovine lung-derived |
What Type of Medicine is Newfactan?
Newfactan is an exogenous Pulmonary Surfactant, classified pharmacologically as a surface-active agent designed to replace or supplement the natural substance crucial for normal lung mechanics. The active component is the INN Beractant, which is clinically recognized for its ability to mimic the biophysical properties of endogenous lung surfactant. This pharmacological classification identifies its core role as an agent that directly affects the physical surface dynamics within the respiratory system. The medicine is a prescription drug (Rx), produced by Yuhan Corporation, and is intended for administration in specific clinical settings.
Beractant: What is the Composition and Origin?
Beractant is defined as a modified natural surfactant derived from bovine lung extract. This unique origin contributes to its function, as the extract contains essential phospholipids, neutral lipids, and hydrophobic surfactant-associated proteins (SP-B and SP-C). The preparation is considered semi-synthetic because this natural bovine extract is standardized and supplemented with additional synthetic lipids, notably colfosceril palmitate, ensuring consistent surface activity. The final product is prepared as an Intratracheal Suspension or solution, requiring administration via the intratracheal route.
How Does Newfactan Generally Benefit the Lungs?
Newfactan provides benefit by working physically to reduce alveolar surface tension, a critical function that maintains the structural integrity of the small air sacs (alveoli). The mechanism involves decreasing the pressure required to keep air sacs inflated. By physically lowering this strong tension, the medication ensures that the alveoli remain open and stable when air is exhaled, preventing them from collapsing. This mechanical action is fundamental for maintaining alveolar stability and directly supports the effective, continuous exchange of gases required to sustain proper respiratory function.
Regulatory References


