What do systematic reviews say?

GnRHa treatment vs analgesics

The review found no eligible studies for this question.

• Gonadotropin‐releasing hormone analogues for endometriosis 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Opioids vs other analgesics

The review found no eligible studies for this question.

• Opioids for procedural pain in neonates 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Antihistamines vs antiemetics

• Antihistamines for motion sickness 2022 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 42 participants
  Low

Benzodiazepines (lorazepam) vs haloperidol

• Benzodiazepines for treatment of patients with delirium excluding those who are cared for in an intensive care unit 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 17 participants
  Very low

Benzodiazepines (lorazepam) vs chlorpromazine

• Benzodiazepines for treatment of patients with delirium excluding those who are cared for in an intensive care unit 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 19 participants
  Very low

Intervention not reported

The review found no eligible studies for this question.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · 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.

• Drugs for preventing postoperative nausea and vomiting in adults after general anaesthesia: a network meta‐analysis 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Isopropyl alcohol vs usual care

Isopropyl alcohol probably leads to lower use of rescue antiemetics Assessed by proportion requiring antiemetics compared with standard treatment (moderate certainty).

• Aromatherapy for treatment of postoperative nausea and vomiting 2018 · Cochrane Headline outcomes only
  RR 0.67 [0.46, 0.98]
  4 studies · 215 participants
  Moderate

Isopropyl alcohol vs Normal saline

It is very uncertain whether isopropyl alcohol changes use of rescue antiemetics Assessed by proportion requiring rescue… compared with saline (very low certainty).

• Aromatherapy for treatment of postoperative nausea and vomiting 2018 · Cochrane Headline outcomes only
  RR 0.39 [0.12, 1.24]
  4 studies · 291 participants
  Very low

Aromatherapy vs placebo

Aromatherapy may leads to lower proportion requiring rescue antiemetics Assessed by numbers of… compared with placebo (low certainty).

• Aromatherapy for treatment of postoperative nausea and vomiting 2018 · Cochrane Headline outcomes only
  RR 0.6 [0.37, 0.97]
  7 studies · 609 participants
  Low

Peppermint vs placebo

The review found no eligible studies for this question.

• Aromatherapy for treatment of postoperative nausea and vomiting 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found