CJE Maternity 1 Practice Exam 2026 - Free Maternity Nursing Practice Questions and Study Guide

Oxytocin is a medication commonly used to induce or augment labor by stimulating uterine contractions. One of the notable adverse effects associated with its use is uterine tachysystole, which refers to excessive uterine activity characterized by more than five contractions in a 10-minute period. This is significant because it can lead to increased uterine pressure, which in turn can have detrimental effects on fetal oxygenation.

Increased contractions are a primary effect of oxytocin; therefore, while this characteristic is indeed influential in labor management, it does not represent an adverse effect. Similarly, fetal hypoxia can occur due to insufficient oxygen supply during intense contractions but is more of a consequence of tachysystole than a direct result of oxytocin itself. The risk for uterine rupture is a serious concern but is associated with longstanding use or overdistension of the uterus, particularly in women with a previous cesarean section, rather than being a direct result of oxytocin administration alone.

By understanding that uterine tachysystole is a specific adverse effect of oxytocin usage, it highlights the importance of careful monitoring during labor induction to balance the benefits of labor stimulation with the potential risks posed by excessive uterine activity.