Beta-blockers and inhibitors of the renin-angiotensin aldosterone system for chronic heart failure with preserved ejection fraction
Beta-blockers for cardiac risk reduction in people undergoing non-cardiac vascular surgery
Beta-blockers for children with congestive heart failure
Beta-blockers for heart failure
Beta-blockers for heart failure
Beta-blockers for hypertension
Beta-blockers for mitral stenosis
Beta-blockers for myocardial infarction
Beta-blockers for non-acute treatment after myocardial infarction
Beta-blockers for preventing stroke recurrence
Beta-blockers for prevention and treatment of retinopathy of prematurity in preterm infants
Beta-blockers for prevention of oesophageal variceal rebleeding in cirrhotic patients
Beta-blockers for suspected or diagnosed acute myocardial infarction
Beta-blockers for unstable angina
Beta-blockers lower blood pressure when given as a second drug
Beta-blockers may be able to help relive tremor for people with Parkinson's disease, but more research is needed on safety and effectiveness.
Beta-blockers versus placebo or no intervention for primary prophylaxis of oesophageal varices in children
Beta2-adrenoceptor agonists for primary dysmenorrhoea
Beta2-agonist drugs for treating cough or a clinical diagnosis of acute bronchitis
Betahistine for Ménière's disease or syndrome
Betahistine for Ménière's disease or syndrome
Betahistine for symptoms of vertigo
Betamimetics for inhibiting preterm labour
Betamimetics for suspected impaired fetal growth
Better survival and reduced distant recurrence rate with combined chemotherapy and radiotherapy for cervical cancer
Bezafibrate for primary biliary cirrhosis
Bias due to selective inclusion and reporting of outcomes and analyses in systematic reviews of randomised trials of healthcare interventions
Bibliotherapy for sexual dysfunction
Bicarbonate- versus lactate-buffered solutions for acute continuous haemodiafiltration or haemofiltration
Bicycle helmet legislation for the uptake of helmet use and prevention of head injuries
Bifeprunox compared with placebo for schizophrenia
Big data and health
Bilateral (two) versus unilateral (one) hearing aid(s) for bilateral hearing impairment in adults
Bilateral versus single internal mammary artery bypass grafts for coronary arterial atherosclerosis
Bile acid derivatives for people with primary biliary cholangitis
Bile acid derivatives for people with primary sclerosing cholangitis
Bile acid sequestrants for primary prevention of ischaemic heart disease in heterozygous familial hypercholesterolaemia
Bile acids for biliary colic
Bile acids for liver-transplanted patients
Bile acids for primary sclerosing cholangitis
Bile acids may improve liver biochemistry of patients with hepatitis B or C, but there is insufficient evidence about long-term beneficial effects
Biliary drainage before major operations in patients with obstruction of the bile duct
Bioabsorbable versus metal screw for graft fixation in the surgical treatment of anterior cruciate ligament injury
Biochemical tests of placental function for assessment in pregnancy
Biocompatible dialysis fluids for peritoneal dialysis
Biodegradable anastomotic ring for gastrointestinal anastomosis
Bioengineered nerve conduits and wraps for peripheral nerve repair of the upper limb
Biofeedback (use of equipment to retrain the muscles around the anus and coordinated pushing) for the treatment of chronic constipation in adults
Biofeedback for neck pain
Biofeedback for pain during labour
Biofeedback for treatment of irritable bowel syndrome
Bioidentical hormones for vasomotor menopausal symptoms (hot flushes or night sweats)
Biologic drugs for induction and maintenance of remission in Crohn's disease: a network meta-analysis
Biological interventions for induction of mucosal healing in Crohn’s disease
Biological interventions for maintenance of mucosal healing in Crohn’s disease
Biological interventions for the management of fatigue in rheumatoid arthritis
Biologics for rheumatoid arthritis (RA) in people not previously treated with methotrexate (MTX)
Biologics for rheumatoid arthritis: an overview of Cochrane reviews
Biologics or tofacitinib alone for people with rheumatoid arthritis who had not improved with traditional disease-modifying anti-rheumatic drugs
Biologics or tofacitinib for rheumatoid arthritis
Biologics or tofacitinib for rheumatoid arthritis not improved by treatment with methotrexate or other disease-modifying anti-rheumatic drugs
Biomarkers for assessing disease activity in inflammatory bowel disease
Biomarkers for diagnosis of acute appendicitis in adults
Biomarkers for diagnosis of Wilson's disease
Biophysical profile for fetal assessment in high risk pregnancies
Biopsy versus resection for high grade glioma
Bioresorbable fixation devices for musculoskeletal injuries in adults
Bipolar versus monopolar transurethral resection of the prostate for lower urinary tract symptoms secondary to benign prostatic obstruction
Birth and death notification via mobile devices
Birth control pills with 20 µg estrogen versus more than 20 µg estrogen
Birth control pills with drospirenone for treating premenstrual syndrome
Birth control pills with three phases versus one phase
Birth control pills with three phases versus one phase
Birth control pills with two phases versus one phase
Birth control pills with two phases versus three phases
BIS monitoring versus clinical assessment for sedation in mechanically ventilated adult patients in the intensive care unit and its impact on clinical outcomes and resource utilization
Bisphosphonate therapy for children and adolescents with secondary osteoporosis.
Bisphosphonate therapy for osteogenesis imperfecta
Bisphosphonate use in children with cerebral palsy
Bisphosphonates and denosumab for breast cancer
Bisphosphonates for advanced prostate cancer
Bisphosphonates for osteoarthritis
Bisphosphonates for osteoporosis in people with cystic fibrosis
Bisphosphonates for osteoporosis in primary biliary cirrhosis
Bisphosphonates for Paget's disease of bone in adults
Bisphosphonates for preventing and treating osteoporosis in men
Bisphosphonates for prevention of bone loss in women with early breast cancer
Bisphosphonates for the relief of pain secondary to bone metastases
Bisphosphonates for treating osteoporosis caused by the use of steroids
Bisphosphonates in early prostate cancer
Bisphosphonates in multiple myeloma
Black cohosh (Cimicifuga spp.) for menopausal symptoms
Bladder training for urinary incontinence in adults
Blastocyst versus cleavage stage embryo transfer in assisted conception
Blind stretching or telescopic cutting versus open surgery for urethral narrowing in men
Blinded versus unblinded assessments of risk of bias in studies included in a systematic review
Blonanserin versus risperidone for schizophrenia
Blood and urine tests for the diagnosis of acute pancreatitis (sudden inflammation of pancreas)
Blood biomarkers for the non-invasive diagnosis of endometriosis
Blood clotting analysers (TEG or ROTEM) versus any comparison to guide the use of blood products in adults or children with bleeding
Blood glucose target levels for critically ill adult patients
Blood pressure control for diabetic retinopathy
Blood pressure lowering drugs reduce stroke and heart attack in elderly people with hypertension
Blood pressure lowering effect of diuretics as second line therapy for primary hypertension in crossover trials
Blood pressure lowering efficacy of aliskiren
Blood pressure lowering efficacy of calcium channel blockers for primary hypertension
Blood pressure lowering efficacy of calcium-channel blockers as second-line therapy for primary hypertension
Blood pressure lowering efficacy of clonidine for primary hypertension
Blood pressure lowering efficacy of drugs inhibiting the renin-angiotensin system as second-line therapy for primary hypertension
Blood pressure medication for kidney transplant recipients
Blood pressure targets for hypertension in older adults
Blood pressure targets for hypertension in patients with chronic renal disease
Blood pressure targets in people with cardiovascular disease
Blood pressure targets in people with diabetes
Blood substitutes for avoiding allogeneic blood transfusion
Blood tests for the diagnosis of pancreatic necrosis (pancreatic destruction due to inflammation of pancreas)
Blood thinners for pulmonary hypertension
Blood thinners for the initial treatment of blood clots in people with cancer
Blood thinners for the long-term treatment of blood clots in patients with cancer
Blood thinners for the prevention of blood clots in children with central venous lines
Blood thinners for the prevention of clots in patients with cancer undergoing surgery
Blood thinners to prevent blood clots in people with cancer and central venous catheters
Blood transfusion for anaemia in patients with advanced cancer
Blood transfusion for treating malarial anaemia
Blood transfusion policies for sickle cell disease in pregnancy
Blood transfusions for people with sickle cell disease before they undergo surgery
Blood transfusions for treating acute chest syndrome in people with sickle cell disease
Blood transfusions in patients with heart problems requiring surgery on their heart
Blood-clot promoting drugs for acute traumatic injury
Blood-pressure-lowering treatment for preventing recurrent stroke, major vascular events, and dementia in patients with a history of stroke or transient ischaemic attacks
Blue-light filtering intraocular lenses (IOLs) for protecting macular health
BMJ partners with Cochrane ​Clinical Answers​ to boost knowledge at the point of care
Body position and apnoea in the preterm infant
Body position and intake of fluids for preventing headache after a lumbar puncture
Body warming of people undergoing surgery to avoid complications and increase comfort after surgery
Body weight management in overweight and obese breast cancer survivors
Bone grafts and bone substitutes for treating distal radial fractures in adults
Boosted protease inhibitor (PI) monotherapy for treating HIV/AIDS
Booster dose for preventing hepatitis B infection
Both hormone replacement therapy and danazol stop the loss of bone density that occurs when women take gonadotrophin-releasing hormone analogues for endometriosis
Botulinum A toxin for focal hand dystonia
Botulinum toxin A injections to treat the spastic hip in cerebral palsy
Botulinum toxin for adult spasticity after stroke or non-progressive brain lesion
Botulinum toxin for drooling in Parkinson’s disease
Botulinum toxin for facial wrinkles
Botulinum toxin for motor and phonic tics
Botulinum toxin for people with involuntary posturing of the head
Botulinum toxin for shoulder pain
Botulinum toxin for subacute and chronic neck pain
Botulinum toxin for swallowing disorders
Botulinum toxin for the treatment of chronic idiopathic constipation
Botulinum toxin for the treatment of strabismus
Botulinum toxin injectable drug for myofascial pain syndrome (a painful condition that could affect any muscle in the body) in adults
Botulinum toxin injection for tennis elbow
Botulinum toxin injections as a treatment for low-back pain and sciatica
Botulinum toxin injections for the treatment of spasmodic dysphonia
Botulinum toxin injections into the bladder for overactive bladder syndrome in adults
Botulinum Toxin type A (BtA) muscular injections are beneficial in treating hemifacial spasm.
Botulinum toxin type A for masseter hypertrophy
Botulinum toxin type A formulations in focal dystonias
Botulinum toxin type A injections for the treatment of lower limb spasm in cerebral palsy
Botulinum toxin type A local injection therapy for blepharospasm or involuntary eyelid closure
Botulinum toxins for the prevention of migraine in adults
Bowel Preparation and Prokinetic Agents for Small Bowel Capsule Endoscopy
Bowel preparation for colonoscopy
Bowel Preparation for Paediatric Colonoscopy
Braces and orthoses for osteoarthritis of the knee
Braces for idiopathic scoliosis in adolescents
Bradykinin beta-2 receptor antagonists for traumatic brain injury
Brain imaging for diagnosing schizophrenia in people with first episode psychosis
Branched-chain amino acid supplementation for improving nutrition in term and preterm neonates
Branched-chain amino acids improve symptoms of hepatic encephalopathy
Brazil launches first-ever Cochrane Network
Breast Cancer Awareness Month
Breast cancer in female survivors of childhood, adolescent or young adult cancer after radiotherapy involving the chest for their primary malignancy
Breast examination during pregnancy for promoting breastfeeding
Breast milk expression during pregnancy by women with diabetes for improving infant outcomes
Breast stimulation for cervical ripening and induction of labour
Breast surgery for metastatic breast cancer
Breast-feeding is better, but using hydrolysed milk formula (instead of formulas based on cow's milk or soy) can help reduce the risk of some high-risk babies developing asthma
Breastfeeding education and support for women with multiple pregnancies
Breastfeeding for oral health in preschool children
Breastfeeding or breast milk for procedural pain in neonates
Breastfeeding the newborn or nipple stimulation for reducing postpartum haemorrhage in the third stage of labour
Breastfeeding: evidence on effective support and enablers for mothers and their babies
Breathing exercises for asthma
Breathing exercises for children with asthma
Breathing exercises for chronic obstructive pulmonary disease
Breathing exercises for dysfunctional breathing/hyperventilation syndrome
Breathing support via a mask during exercise training for people with chronic obstructive pulmonary disease
Breathing training before surgery for reducing lung complications after surgery in adults undergoing heart and major abdominal surgery
Brexpiprazole versus placebo for people with schizophrenia
Brief alcohol questionnaires for identifying hazardous, harmful and dependent alcohol use in primary care
Brief co-incubation of sperm and oocytes for in vitro fertilization (IVF) techniques
Brief family intervention for schizophrenia
Brief interventions for heavy alcohol users admitted to general hospital wards
Brief teaching methods to improve contraceptive use among young people
Brief versus standard cognitive behavioural therapy for schizophrenia
Bright light therapy for sleep problems in adults aged 60+
Brivaracetam add-on therapy for epilepsy
Bromocriptine does not appear to increase pregnancy rates for women with unexplained subfertility
Bromocriptine for idiopathic oligo/asthenospermia
Bromocriptine for levodopa-induced motor complications in Parkinson's disease
Bromocriptine for type 2 diabetes mellitus
Bromocriptine versus levodopa in early Parkinson's disease
Bromocriptine/levodopa combined versus levodopa alone for early Parkinson's disease
Bronchial thermoplasty for people with asthma
Bronchodilators delivered by nebuliser versus inhalers for lung attacks of chronic obstructive pulmonary disease
Bronchodilators for bronchiolitis for infants with first-time wheezing
Bronchodilators for the prevention and treatment of chronic lung disease in preterm infants
Bronchopulmonary hygiene physical therapy for chronic obstructive pulmonary disease and bronchiectasis
Bronchoscopic lung volume reduction procedures for moderate to severe chronic obstructive pulmonary disease
BtA injections provide more objective and subjective benefit than trihexyphenidyl to patients with cervical dystonia.
Buccal or sublingual misoprostol for cervical ripening and induction of labour
Budesonide at different doses for asthma
Budesonide for maintenance of remission in Crohn's disease
Budesonide for treatment of people with active Crohn's disease.
Budesonide versus placebo for asthma
Buffered solutions versus isotonic saline for resuscitation in non-surgical critically ill adults and children
Buffered versus non-buffered fluids given to adults during surgery
Buflomedil for acute ischaemic stroke
Buflomedil for intermittent claudication
Built environment interventions for increasing physical activity in adults and children
Bulking agents, antispasmodics and antidepressants for the treatment of irritable bowel syndrome
Buprenorphine for managing opioid withdrawal
Buprenorphine for neuropathic pain in adults
Buprenorphine for treating people with cancer pain
Buprenorphine maintenance versus placebo or methadone maintenance for opioid dependence
Bupropion for attention deficit hyperactivity disorder (ADHD) in adults
Bupropion versus other antidepressive agents for depression
Buteyko breathing for asthma
Bypass for primary percutaneous intervention or thrombolysis at the nearest hospital for patients suffering ST-elevation myocardial infarction
Bypass surgery for chronic lower limb ischaemia
C-reactive protein for diagnosing late-onset infection in newborn infants
Cabergoline for levodopa-induced complications in Parkinson's disease
Cabergoline versus bromocriptine for levodopa-induced complications in Parkinson's disease
CAD/CAM versus traditional indirect methods in the fabrication of inlays, onlays, and crowns
Caesarean delivery for the second twin
Caesarean section for non-medical reasons at term
Caesarean section versus vaginal delivery for preterm birth for women with a single baby (not multiple birth)
Caesarean section versus vaginal delivery for preventing mother to infant hepatitis C virus transmission
Caffeine as an analgesic adjuvant for acute pain in adults
Caffeine for cognition
Caffeine for preventing injuries and errors in shift workers
Caffeine versus theophylline for apnea in preterm infants
Calcimimetics for secondary hyperparathyroidism in chronic kidney disease patients
Calcineurin inhibitor minimisation, ie, reduction or withdrawal, versus continuation of calcineurin inhibitor treatment for liver transplant patients
Calcineurin inhibitor withdrawal or tapering for kidney transplant recipients
Calcitonin for preventing and treating corticosteroid-induced osteoporosis
Calcitonin testing for detection of medullary thyroid cancer in patients with thyroid nodules