- Nutrient-enriched formula milk versus human breast milk for preterm infants following hospital discharge
- Nutritional advice for improving outcomes in multiple pregnancies
- Nutritional advice in pregnancy
- Oestrogen supplementation, mainly diethylstilbestrol, for preventing miscarriages and other adverse pregnancy outcomes
- Oestrogens alone or with amniotomy for cervical ripening or induction of labour
- Oestrogens and progestins for preventing and treating postpartum depression
- Omega‐3 fatty acid addition during pregnancy
- Operative versus conservative management for 'fetal distress' in labour
- Optimal duration of exclusive breastfeeding
- Oral anti‐diabetic agents for women with established diabetes/impaired glucose tolerance or previous gestational diabetes planning pregnancy, or pregnant women with pre‐existing diabetes
- Oral beta‐blockers for mild to moderate hypertension during pregnancy
- Oral betamimetics for maintenance therapy after threatened preterm labour
- Oral contraceptives containing drospirenone for premenstrual syndrome
- Oral contraceptives for functional ovarian cysts
- Oral misoprostol for induction of labour
- Oral prostaglandin E2 for induction of labour
- Oral versus injectable ovulation induction agents for unexplained subfertility
- Oxytocin augmentation of labour in women with epidural analgesia for reducing operative deliveries
- Oxytocin for prelabour rupture of membranes at or near term
- Oxytocin receptor antagonists for inhibiting preterm labour
The Cochrane Database of Systematic Reviews is considered the gold standard for evidence-based medicine. Essential Evidence Plus includes the latest and most up-to-date summaries of systematic reviews from the Cochrane Library, which are the most rigorous and reliable evaluations of medical therapies available. You’ll find summarized evaluations of the world’s best literature on the effectiveness of therapy for 3,300+ clinical problems.