Not available in the U.S.
Atosiban
TRACTOCILE
What it isOxytocin and V1a antagonist; tocolysis in preterm labor.
Why this oneSuppresses contractions with far fewer maternal cardiovascular effects than beta agonists.
What limits itDelays delivery without clearly improving neonatal outcome. Not US-approved.
Used for
- preterm labor (non-US)
- tocolysis for preterm labor (approved in Europe)
NO BOXED WARNINGS
Principal riskIt delays delivery without clearly improving neonatal outcome
Classes and tags
Clinical profile
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Self-check
- Does delaying delivery with atosiban clearly improve neonatal outcome?
No clear improvement. - How do maternal cardiovascular effects compare with beta agonists?
Far fewer.