Antenatal breastfeeding education for increasing breastfeeding duration (protocol stage)

Behavioural interventions for preventing hepatitis B and/or C (protocol stage)

Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes (protocol stage)

Deliberate hypotension with propofol under anaesthesia for functional endoscopic sinus surgery (FESS) (protocol stage)

Drugs for the prevention and treatment of pruritus in patients receiving neuraxial opioids (protocol stage)

Extracorporeal shock wave lithotripsy (ESWL) for kidney stones (protocol stage)

High concentration versus low concentration sevoflurane for anaesthesia induction (protocol stage)

Interventions for preventing excessive weight gain during pregnancy (protocol stage)

Interventions to reduce benzodiazepine prescribing (protocol stage)

Meditation therapies for attention deficit /hyperactivity disorder (protocol stage)

Music during caesarean section under regional anaesthesia for improving maternal and infant outcomes (protocol stage)

Nitric oxide donors for cervical ripening in first trimester for termination of pregnancy (protocol stage)

Non-clinical interventions for reducing unnecessary caesarean section (protocol stage)

Paracervical local anaesthesia for cervical dilatation and uterine intervention (protocol stage)

Pars plana vitrectomy for diabetic macular edema (protocol stage)

Pharmacological management for prevention of phantom limb pain after limb amputation (protocol stage)

Relaxation therapy for preventing and treating preterm labour (protocol stage)

Retroperitoneal drainage versus no drainage after pelvic lymphadenectomy for the prevention of lymphocyst formation in patients with gynaecological malignancies (protocol stage)

Scalpel versus electrosurgery for abdominal incisions (protocol stage)

Supplemental oxygen for caesarean section during regional anaesthesia (protocol stage)