A narrative review of the literature relevant to obstetric anesthesiologists: the 2023 Gerard W. Ostheimer lecture

•Antenatal penicillin allergy testing is safe and feasible.•Spinal chloroprocaine for cervical cerclage is associated with favorable recovery.•Bupivacaine concentration ≤0.1% should be used for labor analgesia maintenance.•Prophylactic low-dose is non-inferior to high-dose oxytocin in low-risk patients.•Prevalence of breakthrough pain during elective cesarean delivery is 15%