What do systematic reviews say?

Radix Sophorae flavescentis vs placebo or no intervention

The review found no eligible studies for this question.

• Radix Sophorae flavescentis versus no intervention or placebo for chronic hepatitis B 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Prostaglandin vs placebo or usual care

The review found no eligible studies for this question.

• Prostaglandins for adult liver transplanted recipients 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings 2. Octenidine‐dihydrochloride (OCT) hydrogel dressings vs OCT‐free placebo hydrogel dressings

The review found no eligible studies for this question.

• Hydrogel dressings for donor sites of split‐thickness skin grafts 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

28 days on/off antibiotic regimen vs 28 days on/off placebo regimen

• Intermittent prophylactic antibiotics for bronchiectasis 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Moderate
• Intermittent prophylactic antibiotics for bronchiectasis 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Low

14 days on/off antibiotic regimen vs 14 days on/off placebo regimen

• Intermittent prophylactic antibiotics for bronchiectasis 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  High
• Intermittent prophylactic antibiotics for bronchiectasis 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Moderate

Ginkgo biloba vs placebo

• Ginkgo biloba for tinnitus 2022 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 60 participants
  Low

Calf stretching vs placebo stretching

The review found no eligible studies for this question.

• Non‐drug therapies for the secondary prevention of lower limb muscle cramps 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vitamin D vs placebo or no intervention

• Vitamin D supplementation for chronic liver diseases in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Nifedipine vs placebo

The review found no eligible studies for this question.

• Nifedipine for primary dysmenorrhoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Antibiotics vs no treatment or placebo on top of topical antibiotics

The review found no eligible studies for this question.

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

Antibiotics vs no treatment or placebo on top of topical antiseptics

The review found no eligible studies for this question.

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

Antibiotics vs no treatment/placebo

The review found no eligible studies for this question.

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

Botulinum toxin type A vs placebo

• Botulinum toxin type A therapy for cervical dystonia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Moderate

Botulinum toxin type A vs placebo

The review found no eligible studies for this question.

• Botulinum toxin type A therapy for blepharospasm 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Other NSAIDs vs placebo

The review found no eligible studies for this question.

• Aspirin and other non‐steroidal anti‐inflammatory drugs for the prevention of dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Celecoxib vs placebo

The review found no eligible studies for this question.

• Aspirin and other non‐steroidal anti‐inflammatory drugs for the prevention of dementia 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Aspirin vs placebo

The review found no eligible studies for this question.

• Aspirin and other non‐steroidal anti‐inflammatory drugs for the prevention of dementia 2020 · 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

Pazopanib vs placebo (targeted agent versus placebo)

• Targeted therapy for metastatic renal cell carcinoma 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 300 participants
  High

Topical antibiotics vs placebo/no treatment

The review found no eligible studies for this question.

• Topical antibiotics for chronic suppurative otitis media 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found