Saline solution showed no clear difference in manual removal of the placenta compared with expectant management (moderate certainty).
It is very uncertain whether saline solution changes severe PPH (≥ 1000 mL) compared with expectant management (very low certainty).
It is very uncertain whether saline solution changes blood transfusion compared with expectant management (very low certainty).
The review found no eligible studies for this question.
It is very uncertain whether saline solution changes need for treatment with antibiotics (infection) compared with expectant management (very low certainty).
Oxytocin solution may leads to lower manual removal of the placenta compared with saline solution (low certainty).
Oxytocin solution showed no clear difference in maternal mortality compared with saline solution (low certainty).
Oxytocin solution showed no clear difference in severe PPH (≥ 1000 mL) compared with saline solution (moderate certainty).
Oxytocin solution showed no clear difference in blood transfusion compared with saline solution (moderate certainty).
Oxytocin solution showed no clear difference in addition of therapeutic uterotonics compared with saline solution (low certainty).
Oxytocin solution showed no clear difference in need for treatment with antibiotics (infection) compared with saline solution (moderate certainty).
Vaginal preparation with antiseptic solution probably leads to lower post‐cesarean endometritis compared with control (no preparation or saline preparation) (moderate certainty).
Vaginal preparation with antiseptic solution probably leads to lower postoperative fever compared with control (no preparation or saline preparation) (moderate certainty).
Vaginal preparation with antiseptic solution probably leads to lower postoperative wound infection compared with control (no preparation or saline preparation) (moderate certainty).
Vaginal preparation with antiseptic solution may leads to lower composite wound complication or endometritis compared with control (no preparation or saline preparation) (low certainty).
Local and systemic reactions after administration of Tetanus… showed no clear difference in injection site reactions ‐ induration ‐ swelling compared with saline placebo (moderate certainty).
Local and systemic reactions after administration of Tetanus… showed no clear difference in systemic reactions ‐ fever (oral temperature ≥ 38°C) compared with saline placebo (moderate certainty).