ReviewAnesthesia progress2015
Alpha-2 adrenergic receptor agonists: a review of current clinical applications.
Review in Anesthesia progress, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04758936 (Effect of Clonidine vs. Dexmedetomidine in Addition to Standard Treatment in Agitated Delirium in Intensive Care Patients), which is not on this map. Cited by 255 papers, 10 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Effect of Clonidine vs. Dexmedetomidine in Addition to Standard Treatment in Agitated Delirium in Intensive Care Patients: Pilot Study.
Who cites it
255 citing papers in PubMed, 10 syntheses or guidelines pooled it, 590 citations in OpenAlex.
- Management of xylazine toxicity, overdose, dependence, and withdrawal: A systematic review.The American journal on addictions · 2025Pooled it
- Nebulized dexmedetomidine for post-dural puncture headache after cesarean delivery: a systematic review and meta-analysis.BMC anesthesiology · 2025Pooled it
- Efficacy and Safety of Alpha-2 Agonists in Autism Spectrum Disorder: A Systematic Review.Advances in therapy · 2024Pooled it
- Effectiveness of dexmedetomidine on patient-centred outcomes in surgical patients: a systematic review and Bayesian meta-analysis.British journal of anaesthesia · 2024Pooled it
- The role of perioperative sedative anesthetics in preventing postoperative delirium: a systematic review and network-meta analysis including 6679 patients.BMC cardiovascular disorders · 2024Pooled it
- Pharmacological intervention for irritability, aggression, and self-injury in autism spectrum disorder (ASD).The Cochrane database of systematic reviews · 2023Pooled it
- Efficacy of perioperative intravenous dexmedetomidine administration for the prevention of postoperative sore throat: a meta-analysis.The Journal of international medical research · 2021Pooled it
- Effects of dexmedetomidine on neurocognitive disturbance after elective non-cardiac surgery in senile patients: a systematic review and meta-analysis.The Journal of international medical research · 2021Pooled it
- Comparative Study of the Adverse Events Associated With Adjuvant Use of Dexmedetomidine and Clonidine in Local Anesthesia.Frontiers in medicine · 2021Pooled it
- Fibromyalgia: an update on clinical characteristics, aetiopathogenesis and treatment.Nature reviews. Rheumatology · 2020Pooled it
- The Effect of Dexmedetomidine on Hemodynamic Response during Double-Lumen Tube Insertion: A Randomized Controlled Trial.Annals of cardiac anaesthesia · 2026Trial
- Enhanced pain relief with guanfacine as an adjuvant for trigeminal nerve blocks: insights from a PheWAS-guided randomized controlled study.Pain medicine (Malden, Mass.) · 2025Trial
- Effects of Intranasal dexmedetomidine and esketamine for premedication on postoperative pain after tonsillectomy and adenoidectomy in children: a randomized clinical trial.BMC anesthesiology · 2025Trial
- Trial
- Opioid requirement and pain intensity after mandibular surgeries with dexmedetomidine administration in two ways: intraoperative infusion versus bolus injection.Oral and maxillofacial surgery · 2024Trial
- Comparative Analysis of Psychophysiological Responses in Fibromyalgia Patients: Evaluating Neuromodulation Alone, Neuromodulation Combined with Virtual Reality, and Exercise Interventions.Medicina (Kaunas, Lithuania) · 2024Trial
- The Influence of Oral Cannabidiol on 24-h Ambulatory Blood Pressure and Arterial Stiffness in Untreated Hypertension: A Double-Blind, Placebo-Controlled, Cross-Over Pilot Study.Advances in therapy · 2023Trial
- αMolecular psychiatry · 2026Article
- Sex-Specific Effects of Dexmedetomidine on Brain Microvascular Endothelial Cell Function After Traumatic Brain Injury in Juvenile Mice.CNS neuroscience & therapeutics · 2026Article
- Safety and tolerability study of clonidine for sedation in mechanically ventilated adult patients.Journal of anesthesia, analgesia and critical care · 2026Article
195 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
3 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
The α-2 adrenergic receptor agonists have been used for decades to treat common medical conditions such as hypertension; attention-deficit/hyperactivity disorder; various pain and panic disorders; symptoms of opioid, benzodiazepine, and alcohol withdrawal; and cigarette craving. (1) However, in more recent years, these drugs have been used as adjuncts for sedation and to reduce anesthetic requirements. This review will provide an historical perspective of this drug class, an understanding of pharmacological mechanisms, and an insight into current applications in clinical anesthesiology.
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What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.