Curosurf
Curosurf is a natural pulmonary surfactant medication used to treat and prevent respiratory distress syndrome (RDS) in premature infants. It is administered directly into the airways through a breathing tube and works by reducing surface tension in the lungs, helping the air sacs stay open for proper gas exchange.
Curosurf is a natural surfactant used to treat breathing difficulties in premature infants by helping their lungs expand properly.
Key facts at a glance
- RxNorm
- 48519
- Generic
- Curosurf
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment and prevention of respiratory distress syndrome (RDS) in premature infants, particularly those born before 32 weeks gestation or with low birth weight.
Curosurf is a natural surfactant derived from porcine lung tissue that reduces surface tension in the alveoli, preventing their collapse during exhalation and improving lung compliance.
Administered only by healthcare professionals in a hospital setting via endotracheal tube. May cause brief episodes of decreased oxygen levels, slowed heart rate, or airway obstruction during administration. Monitoring is required during and after dosing.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy