About atosiban
Oxytocin receptor antagonist
Used for
- Delays preterm birth when labor begins prematurely.
Usual adult dose
Given by vein: 6.75 mg initially, then an infusion of 18 mg/hour for 3 hours, followed by 6 mg/hour for up to 45 hours. Maximum treatment is 48 hours.
Common side effects
- Nausea
- Headache
- Dizziness
- Injection-site reactions
Important warnings
- Used under specialist supervision in hospital.
- May cause allergic reactions or low blood pressure.
- Not suitable for every pregnancy or cause of premature labor.
- Treatment should not delay necessary delivery.
Pregnancy
Used in pregnancy to delay premature labor; evidence is limited for use before 24 weeks or after 33 weeks and 6 days.
Breastfeeding
There is little information about use while breastfeeding; treatment is generally limited to pregnancy and specialist-supervised care.
Interactions
- Medicines that increase or reduce blood pressure may require monitoring.
- Other medicines affecting uterine contractions may interact.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.