What do systematic reviews say?

Oral vs intramuscular vitamin B12

The review found no eligible studies for this question.

• Oral vitamin B₁₂ versus intramuscular vitamin B₁₂ for vitamin B₁₂ deficiency 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings for resveratrol plus oral anti‐diabetic drugs vs placebo plus oral anti‐diabetic drugs

The review found no eligible studies for this question.

• Resveratrol for adults with type 2 diabetes mellitus 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Oral factor Xa inhibitors vs conventional anticoagulation

The review found no eligible studies for this question.

• Oral direct thrombin inhibitors or oral factor Xa inhibitors versus conventional anticoagulants for the treatment of… 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Oral direct thrombin inhibitors (DTIs) vs conventional anticoagulation

The review found no eligible studies for this question.

• Oral direct thrombin inhibitors or oral factor Xa inhibitors versus conventional anticoagulants for the treatment of… 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings table ‐ Oral small molecule inhibitors (ruxolitinib) vs oral small molecule inhibitors (tofacitinib)

The review found no eligible studies for this question.

• Treatments for alopecia areata: a network meta‐analysis 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings table ‐ Oral classical immunosuppressants (betamethasone) vs oral classical immunosuppressants (azathioprine, methotrexate, prednisolone)

The review found no eligible studies for this question.

• Treatments for alopecia areata: a network meta‐analysis 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Direct oral anticoagulant secondary prophylaxis vs vitamin K antagonist secondary prophylaxis

• Anticoagulation for the long‐term treatment of venous thromboembolism in people with cancer 2018 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 8485 participants
  Moderate

Summary of findings table ‐ Oral classical immunosuppressants (prednisolone or cyclosporine) vs placebo

• Treatments for alopecia areata: a network meta‐analysis 2023 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 36 participants
  Very low

Summary of findings table ‐ Oral small molecule inhibitors (apremilast or baricitinib) vs placebo

The review found no eligible studies for this question.

• Treatments for alopecia areata: a network meta‐analysis 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Topical quinolone vs oral amoxicillin‐clavulanic acid combination

The review found no eligible studies for this question.

• Topical versus systemic antibiotics for chronic suppurative otitis media 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Topical quinolone vs quinolones

The review found no eligible studies for this question.

• Topical versus systemic antibiotics for chronic suppurative otitis media 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Antibiotic eardrops (with or without a corticosteroid) vs oral antibiotics

The review found no eligible studies for this question.

• Interventions for children with ear discharge occurring at least two weeks following grommet (ventilation tube)… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

5‐ASA vs placebo

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

High dose 5‐ASA vs low dose 5‐ASA

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

5‐ASA vs purine antimetabolites

It is very uncertain whether 5‐ASA changes health related quality of life compared with purine antimetabolites (very low certainty).

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  RR 1.42 [0.27, 7.46]
  1 study · 35 participants
  Very low

5‐ASA vs anti TNF‐ɑ

It is very uncertain whether 5‐ASAs changes health related quality of life compared with anti TNF‐ɑ (very low certainty).

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  RR 0.19 [0.07, 0.54]
  1 study · 34 participants
  Very low

5‐ASA vs no treatment

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found