Effect of magnesium sulphate on fetal heart rate parameters: a systematic review
Nensi A, De Silva DA, von Dadelszen P, Sawchuck D, Synnes AR, Crane J, Magee LA
Published in Journal of Obstetrics and Gynaecology Canada
Key Findings
Across 18 studies, intravenous magnesium sulphate was associated with lower baseline fetal heart rate and reduced fetal heart rate variability.
Conclusions
Magnesium exposure measurably alters heart rate variability, showing a direct autonomic/cardiac effect.
Limitations
Mostly observational studies, only two small RCTs, obstetric intravenous dosing not comparable to oral supplements.
Supplements Studied
To examine the potential effects of intravenous magnesium sulphate (MgSO4) administration on antepartum and intrapartum fetal heart rate (FHR) parameters
Outcomes Measured
To examine the potential effects of intravenous magnesium sulphate (MgSO4) administration on antepartum and intrapartum fetal heart rate (FHR) parameters
Study Details
Access Study
This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.