REM sleep behavior disorder
disease diseaseOn this page
Summary
REM sleep behavior disorder (MONDO:0005937) is a disease with 8 GWAS associations across 3 studies and 70 clinical trials. Top therapeutic interventions include terazosin, clonazepam, and oxybate. A subtype of sleep-wake disorder — broader associated-gene and molecular evidence is on the parent page (see Disease family below).
At a glance
- GWAS associations: 8
- Clinical trials: 70
Clinical features
No curated clinical features (Orphanet) for this disease.
Identifiers
Disease identifiers
| Field | Value |
|---|---|
| Canonical name | REM sleep behavior disorder |
| Mondo ID | MONDO:0005937 |
| EFO | EFO:0007462 |
| MeSH | D020187 |
| DOID | DOID:9091 |
| ICD-10-CM | G47.52 |
| SNOMED CT | 415238003 |
| UMLS | C0751772 |
| MedGen | 199730 |
| Is cancer (heuristic) | no |
Data availability: 8 GWAS associations (3 studies).
Disease family
This is a subtype of sleep-wake disorder. Genetic, therapeutic, and trial evidence is largely curated at the broader-term level — see the parent page for the associated-gene cohort and molecular evidence.
Classification path: disease › human disease › disease by developmental or physiological process › sleep disorder › sleep-wake disorder › REM sleep behavior disorder
Related subtypes (11): bruxism, recurrent hypersomnia, sleep apnea syndrome, hypersomnia, periodic limb movement disorder, autosomal dominant cerebellar ataxia, deafness and narcolepsy, hereditary sensory neuropathy-deafness-dementia syndrome, autoimmune encephalopathy with parasomnia and obstructive sleep apnea, narcolepsy, circadian rhythm sleep disorder, sleep disorder, initiating and maintaining sleep
Subtypes (1): rapid eye movement sleep disorder
Genetics & variants
GWAS landscape
8 GWAS associations across 3 studies. Top hits map to 5 distinct genes (as reported by GWAS).
Top associations by p-value
| rsID | p-value | Gene | Risk allele | Odds ratio |
|---|---|---|---|---|
| rs3756059 | 3e-16 | SNCA | A | 1.26 |
| rs10005233 | 2e-15 | SNCA | T | 1.21 |
| rs12752133 | 5e-14 | GBA1 | T | 2.09 |
| rs76763715 | 2e-10 | GBA1 | C | 2.84 |
| rs5019538 | 2e-10 | SNCA | G | 0.85 |
| rs34311866 | 4e-09 | TMEM175 | C | 1.22 |
| rs117896735 | 5e-09 | INPP5F | A | 1.8 |
| rs7697073 | 2e-08 | SCARB2 | T | 1.18 |
Top studies (by case count)
| Study | Lead author | Year | Cases | Controls | Title |
|---|---|---|---|---|---|
| GCST90269977 | Sosero YL | 2025 | 5,403 | 13,020 | Genome-wide association study of REM sleep behavior disorder in Parkinson’s disease. |
| GCST90244078 | Krohn L | 2022 | 2,843 | 139,636 | Genome-wide association study of REM sleep behavior disorder identifies polygenic risk and brain expression effects. |
| GCST90204200 | Krohn L | 2022 | 1,061 | 8,386 | Genome-wide association study of REM sleep behavior disorder identifies polygenic risk and brain expression effects. |
Variant details and genetic-evidence tiers
Tier distribution (top 50 variants)
| Tier | Variants |
|---|---|
| Tier 1: coding | 2 |
| Tier 2: splice/UTR | 1 |
| Tier 3: regulatory | 0 |
| Tier 4: intronic/intergenic | 5 |
MAF distribution
| Bucket | Variants |
|---|---|
| common (>=0.05) | 5 |
| low_freq (0.01-0.05) | 2 |
| rare (<0.01) | 1 |
| unknown | 0 |
Functional consequences
| Consequence | Count |
|---|---|
| intron_variant | 5 |
| missense_variant | 2 |
| 3_prime_UTR_variant | 1 |
Top variants
| rsID | Chr | Pos | Alleles | MAF | Consequence | Gene | p-value | Tier |
|---|---|---|---|---|---|---|---|---|
| rs3756059 | 4 | 89836121 | G>A,C | 0.5 | intron_variant | SNCA | 3e-16 | Tier 4: intronic/intergenic |
| rs10005233 | 4 | 89822180 | C>G,T | 0.05 | 3_prime_UTR_variant | SNCA | 2e-15 | Tier 2: splice/UTR |
| rs12752133 | 1 | 155235587 | C>T | 0.01 | intron_variant | GBA1 | 5e-14 | Tier 4: intronic/intergenic |
| rs76763715 | 1 | 155235843 | T>C,G | 0.004 | missense_variant | GBA1 | 2e-10 | Tier 1: coding |
| rs5019538 | 4 | 89715479 | G>A | 0.05 | intron_variant | SNCA | 2e-10 | Tier 4: intronic/intergenic |
| rs34311866 | 4 | 958159 | T>C | 0.19 | missense_variant | TMEM175 | 4e-09 | Tier 1: coding |
| rs117896735 | 10 | 119776815 | G>A | 0.02 | intron_variant | INPP5F | 5e-09 | Tier 4: intronic/intergenic |
| rs7697073 | 4 | 76211481 | C>G,T | 0.34 | intron_variant | SCARB2 | 2e-08 | Tier 4: intronic/intergenic |
Genes & proteins
No associated-gene cohort resolved for this disease. Atlas builds the molecular and therapeutic sections — associated genes, protein families, druggability, pathways, interactions, and drug associations — by aggregating over a disease’s associated genes (resolved via GWAS / GenCC / ClinVar / CIViC), and none resolved here. This is expected for antibody-mediated, autoimmune, or otherwise non-gene-defined conditions; the curated evidence for this disease is its clinical features, GWAS susceptibility, and clinical trials (above).
Function
No pathway enrichment — requires an associated-gene cohort.
Therapeutics
Drugs indicated or in trials for this disease
No drug has an approved disease-direct ChEMBL indication for this disease.
1 drug in clinical trials for this disease (phase 2–3, investigational): efficacy not established — a trial record, not an indication.
| Drug | Highest phase |
|---|---|
| Clonazepam | Phase 2 |
Clinical trials & evidence
Clinical trials
Clinical trials: 70.
Phase distribution (across all retrieved trials)
| Phase | Trials |
|---|---|
| Not specified | 50 |
| PHASE2 | 11 |
| PHASE4 | 5 |
| PHASE2/PHASE3 | 2 |
| PHASE1/PHASE2 | 1 |
| PHASE1 | 1 |
Top trials by phase / activity
| NCT | Phase | Status | Title |
|---|---|---|---|
| NCT01453127 | PHASE4 | ENROLLING_BY_INVITATION | DaTSCAN Imaging in Aging and Neurodegenerative Disease |
| NCT05514106 | PHASE4 | ENROLLING_BY_INVITATION | MIBG in Aging and Neurologic Disorders |
| NCT01401413 | PHASE4 | COMPLETED | Study to Determine Whether Ramelteon Helps People With REM Sleep Behavior Disorder |
| NCT02836743 | PHASE4 | UNKNOWN | Effect of Slow-release Melatonin (Circadin®) Therapy on Idiopathic RBD: a Pilot Study |
| NCT04006925 | PHASE4 | COMPLETED | Treatment of REM Sleep Behavior Disorder (RBD) With Sodium Oxybate |
| NCT04152655 | PHASE2/PHASE3 | WITHDRAWN | A Study of Efficacy and Safety of Idebenone Vs. Placebo in Prodromal Parkinson Disease |
| NCT05611372 | PHASE2/PHASE3 | WITHDRAWN | Efficacy and Safety of Rasagiline in Prodromal Parkinson’s Disease |
| NCT03775096 | PHASE2 | ACTIVE_NOT_RECRUITING | Adrenergic Blockers for Cardiac Changes in Early Parkinson’s Disease (Protocol 53136) |
| NCT04218968 | PHASE2 | ACTIVE_NOT_RECRUITING | Cardiac Changes in Early Parkinson’s Disease: A Follow up Study |
| NCT04386317 | PHASE2 | ACTIVE_NOT_RECRUITING | Terazosin Effect on Cardiac Changes in Early Parkinson’s Disease |
| NCT05109364 | PHASE2 | ACTIVE_NOT_RECRUITING | Terazosin and Parkinson’s Disease Extension Study |
| NCT05904717 | PHASE2 | ACTIVE_NOT_RECRUITING | Effect of PXS-4728A on Microglia Activation in Participants With Isolated Rapid Eye Movement Sleep Behaviour Disorder |
| NCT06996652 | PHASE2 | NOT_YET_RECRUITING | An Exploratory Study of the Potential for Rational Immune System Manipulation to Prevent Emergence of Synucleinopathy Manifestations in Persons With REM Sleep Behavior Disorder (RBD) |
| NCT07443293 | PHASE2 | RECRUITING | IMPACT 360 for Parkinson’s Disease |
| NCT02312908 | PHASE2 | COMPLETED | Effect of Clonazepam on REM Sleep Behavior Disorder in Patients With Parkinsonism |
| NCT02708186 | PHASE2 | COMPLETED | Study Evaluating Nelotanserin for Treatment of REM Sleep Behavior Disorder in Subjects With Dementia (DLB or PDD) |
| NCT02789592 | PHASE2 | UNKNOWN | Efficacy and Safety of Melatonin PR and Clonazepam in Patients With REM Sleep Behavior Disorder in Parkinson Disease |
| NCT02871427 | PHASE2 | TERMINATED | Open-label Study of Nelotanserin in Lewy Body Dementia With Visual Hallucinations or REM Sleep Behavior Disorder |
| NCT03675282 | PHASE1/PHASE2 | COMPLETED | Quantitative Mapping of Substantia Nigra Iron in Parkinson’s Disease (Stages I-IV, REM Sleep Behavior Disorder) and Controls |
| NCT06644573 | PHASE1 | NOT_YET_RECRUITING | Evaluating the Efficacy and Safety of PROSOMNIA Sleep Therapy™ in Patients With Sleep Deprivation and Chronic Insomnia |
| NCT01799915 | Not specified | RECRUITING | Natural History Study of Synucleinopathies |
| NCT03623672 | Not specified | ENROLLING_BY_INVITATION | North American Prodromal Synucleinopathy Consortium |
| NCT05205291 | Not specified | RECRUITING | Molecular Imaging of Inflammation in Parkinson’s Disease Using LPS and TSPO-PET/MR |
| NCT05262543 | Not specified | RECRUITING | PREdictive Risk Factors of Conversion Into Idiopathic RBD. Italian Study |
| NCT05471960 | Not specified | RECRUITING | Neuroplasticity in RBD |
| NCT05721911 | Not specified | RECRUITING | Implementing a National Biobank of PD With WGS and Functional Assessment of Polygenic Inheritance by iPSC Technology |
| NCT05757206 | Not specified | ACTIVE_NOT_RECRUITING | The Syn-Sleep Study |
| NCT05826457 | Not specified | ENROLLING_BY_INVITATION | North American Prodromal Synucleinopathy Consortium Stage 2 |
| NCT06193252 | Not specified | RECRUITING | Slow-SPEED-NL: Slowing Parkinson’s Early Through Exercise Dosage-Netherlands |
| NCT06270290 | Not specified | RECRUITING | The COSP-RBD Study: Concussions and Contact Sports in RBD vs Controls |
| NCT06329453 | Not specified | RECRUITING | Intestinal Immunity in Neurologic Disease |
| NCT06441864 | Not specified | RECRUITING | Behavioral Treatment for Nightmares in REM Sleep Behavior Disorder |
| NCT06467461 | Not specified | RECRUITING | Identification of Prodromal Neurodegeneration in Serotonergic-Induced REM Sleep Behavior Disorder |
| NCT06582121 | Not specified | RECRUITING | Study of Sleep Disorders in Prodromal and Definite Parkinsons Disease |
| NCT06629207 | Not specified | RECRUITING | Artificial Intelligence in Molecular Imaging: Predicting Parkinson’s Risk in REM Sleep Behavior Disorder |
| NCT06745011 | Not specified | ENROLLING_BY_INVITATION | Prodromal Model of Parkinson’s Disease Confined to The Peripheral Nervous System |
| NCT06797284 | Not specified | RECRUITING | The Impact of Light, Electrical, and Magnetic Neuroregulation Interventions on Sleep-wake Disorders |
| NCT07355842 | Not specified | RECRUITING | Role of Slow Waves in the Progression of Neurodegeneration in Isolated REM Sleep Behavior Disorder |
| NCT07361315 | Not specified | RECRUITING | Development and Online Evaluation of an Online Course for Parasomnias |
| NCT07365566 | Not specified | RECRUITING | Pain Assessment in Patients With Idiopathic Rapid Eye Movement (REM) Sleep Behaviour Disorder |
Drugs tested across these trials (top 30)
| Molecule | Max phase | Trials referencing |
|---|---|---|
| TERAZOSIN | 4 | 6 |
| CLONAZEPAM | 4 | 3 |
| OXYBATE | 4 | 3 |
| MELATONIN | 4 | 2 |
| CARVEDILOL | 4 | 1 |
| IDEBENONE | 4 | 1 |
| IOFLUPANE | 4 | 1 |
| RAMELTEON | 4 | 1 |
| RASAGILINE | 4 | 1 |
| NELOTANSERIN | 2 | 2 |
| IOBENGUANE I 123 | 1 | 1 |
| (R)-Carvedilol | 0 | 2 |
Related Atlas pages
- Drugs: Terazosin, Clonazepam, Oxybate, Melatonin, Carvedilol, Idebenone, Ioflupane, Ramelteon, Rasagiline, IOBENGUANE I 123