Tocolytic Agents

**Definition:** Drugs that prevent preterm labor and immature birth by suppressing uterine contractions (TOCOLYSIS). Agents used to delay premature uterine activity include magnesium sulfate, beta-mimetics, oxytocin antagonists, calcium channel inhibitors, and adrenergic beta-receptor agonists. The use of intravenous alcohol as a tocolytic is now obsolete.

**Tree numbers:** - D27.505.696.875.825 - D27.505.954.705.825

**Synonyms:** - Tocolytics - Tocolytic - Tocolytic Agent