Neonatal abstinence syndrome
disease diseaseOn this page
Also known as NASneonatal narcotic withdrawal syndromeneonatal withdrawal
Summary
Neonatal abstinence syndrome (MONDO:0005566) is a disease with 58 GWAS associations across 3 studies and 65 clinical trials. Top therapeutic interventions include clonidine, methadone, and morphine. A subtype of substance withdrawal syndrome — broader associated-gene and molecular evidence is on the parent page (see Disease family below).
At a glance
- GWAS associations: 58
- Clinical trials: 65
Clinical features
No curated clinical features (Orphanet) for this disease.
Identifiers
Disease identifiers
| Field | Value |
|---|---|
| Canonical name | neonatal abstinence syndrome |
| Mondo ID | MONDO:0005566 |
| EFO | EFO:0005799 |
| MeSH | D009357 |
| DOID | DOID:9828 |
| ICD-10-CM | P96.1 |
| NCIT | C87101 |
| SNOMED CT | 414819007 |
| UMLS | C0027609 |
| MedGen | 10207 |
| Is cancer (heuristic) | no |
Also known as: NAS · neonatal narcotic withdrawal syndrome · neonatal withdrawal
Data availability: 58 GWAS associations (3 studies).
Disease family
This is a subtype of substance withdrawal syndrome. 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 body system or component › syndromic disease › substance withdrawal syndrome › neonatal abstinence syndrome
Related subtypes (2): alcohol withdrawal, baclofen withdrawal syndrome
Genetics & variants
GWAS landscape
58 GWAS associations across 3 studies. Top hits map to 29 distinct genes (as reported by GWAS).
Top associations by p-value
| rsID | p-value | Gene | Risk allele | Odds ratio |
|---|---|---|---|---|
| rs10277501 | 2e-08 | LINC02889 - SNX13 | ? | 1.47 |
| rs73313786 | 4e-08 | LINC02889 - SNX13 | ? | 1.45 |
| rs1566002 | 5e-08 | RN7SL366P - C6orf118 | ? | 0.79 |
| rs4762909 | 7e-07 | TCP1P3 - LINC02468 | ? | 0.91 |
| rs706617 | 9e-07 | DLEU1 | ? | 1.43 |
| rs60344999 | 9e-07 | C1QL3 - RSU1 | ? | 3.2 |
| rs11260603 | 2e-06 | LINC01342 | ? | 0.8 |
| rs34020075 | 2e-06 | RPSAP53 - LINC00364 | ? | 1.1 |
| rs7151030 | 2e-06 | GPATCH2L - ESRRB | ? | 0.78 |
| rs143994092 | 2e-06 | RN7SL596P - SPINDOC | ? | 0.99 |
| rs2236537 | 2e-06 | LINC01344 | ? | 2.38 |
| rs3795646 | 2e-06 | NOS1AP | ? | 1.56 |
| rs981610 | 3e-06 | LINC03000 | ? | 0.74 |
| rs618368 | 3e-06 | ZDHHC14 | ? | 0.65 |
| rs4234745 | 3e-06 | PPP2R2C | ? | 0.87 |
| rs61766352 | 3e-06 | LINC01342 - MIR200B | ? | 0.84 |
| rs61981499 | 3e-06 | RPL23AP71 - EAPP | ? | 0.69 |
| rs73248683 | 3e-06 | USP46-DT - DANCR | ? | 2.34 |
| rs113784821 | 3e-06 | C10orf90 | ? | 3.46 |
| rs2952303 | 3e-06 | FAM20A | ? | 1.9 |
| rs28366565 | 3e-06 | MRPS33P3 - RPF2P2 | ? | 1.81 |
| rs61930188 | 4e-06 | SLC22A25 | ? | 2.04 |
| rs9809750 | 4e-06 | KALRN | ? | 0.69 |
| rs11858285 | 4e-06 | SLC27A2 | ? | 1.62 |
| rs72833228 | 4e-06 | RPS26P39 - LINC02641 | ? | 1.88 |
| rs12615247 | 5e-06 | LINC01122 | ? | 0.7 |
| rs4905223 | 5e-06 | SERPINA5 | ? | 0.92 |
| rs1962524 | 5e-06 | RNF38 | ? | 0.79 |
| rs11884763 | 5e-06 | CMKLR2-AS | ? | 3.77 |
| rs13172000 | 6e-06 | TNFAIP8 | ? | 0.67 |
Top studies (by case count)
| Study | Lead author | Year | Cases | Controls | Title |
|---|---|---|---|---|---|
| GCST90134523 | Bibi S | 2022 | 231 | 0 | Polygenic risk scores and the need for pharmacotherapy in neonatal abstinence syndrome. |
| GCST90134522 | Bibi S | 2022 | 59 | 0 | Polygenic risk scores and the need for pharmacotherapy in neonatal abstinence syndrome. |
| GCST90134524 | Bibi S | 2022 | 59 | 0 | Polygenic risk scores and the need for pharmacotherapy in neonatal abstinence syndrome. |
Variant details and genetic-evidence tiers
Tier distribution (top 50 variants)
| Tier | Variants |
|---|---|
| Tier 1: coding | 1 |
| Tier 2: splice/UTR | 2 |
| Tier 3: regulatory | 0 |
| Tier 4: intronic/intergenic | 47 |
MAF distribution
| Bucket | Variants |
|---|---|
| common (>=0.05) | 50 |
| low_freq (0.01-0.05) | 0 |
| rare (<0.01) | 0 |
| unknown | 0 |
Functional consequences
| Consequence | Count |
|---|---|
| intron_variant | 28 |
| intergenic_variant | 16 |
| non_coding_transcript_exon_variant | 3 |
| 5_prime_UTR_variant | 1 |
| missense_variant | 1 |
| 3_prime_UTR_variant | 1 |
Top variants
| rsID | Chr | Pos | Alleles | MAF | Consequence | Gene | p-value | Tier |
|---|---|---|---|---|---|---|---|---|
| rs10277501 | 7 | 17669531 | G>A,T | 0.05 | intergenic_variant | LINC02889 - SNX13 | 2e-08 | Tier 4: intronic/intergenic |
| rs73313786 | 7 | 17667171 | G>A | 0.05 | intergenic_variant | LINC02889 - SNX13 | 4e-08 | Tier 4: intronic/intergenic |
| rs1566002 | 6 | 164666790 | C>T | 0.05 | intergenic_variant | RN7SL366P - C6orf118 | 5e-08 | Tier 4: intronic/intergenic |
| rs4762909 | 12 | 19982746 | G>A,T | 0.05 | intron_variant | TCP1P3 - LINC02468 | 7e-07 | Tier 4: intronic/intergenic |
| rs706617 | 13 | 50129049 | C>A,G,T | 0.05 | intron_variant | DLEU1 | 9e-07 | Tier 4: intronic/intergenic |
| rs60344999 | 10 | 16544523 | TAAAAAAAAAAA>T,TA,TAA,TAAA,TAAAA,TAAAAA,TAAAAAA,TAAAAAAA,TAAAAAAAA,TAAAAAAAAA,TAAAAAAAAAA,TAAAAAAAAAAAA,TAAAAAAAAAAAAA,TAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA,TAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA | 0.05 | intron_variant | C1QL3 - RSU1 | 9e-07 | Tier 4: intronic/intergenic |
| rs11260603 | 1 | 1143818 | T>C,G | 0.05 | non_coding_transcript_exon_variant | LINC01342 | 2e-06 | Tier 4: intronic/intergenic |
| rs34020075 | 13 | 67325974 | G>A,C | 0.05 | intron_variant | RPSAP53 - LINC00364 | 2e-06 | Tier 4: intronic/intergenic |
| rs7151030 | 14 | 76273281 | G>C,T | 0.05 | intron_variant | GPATCH2L - ESRRB | 2e-06 | Tier 4: intronic/intergenic |
| rs143994092 | 11 | 63803842 | T>C | 0.05 | intron_variant | RN7SL596P - SPINDOC | 2e-06 | Tier 4: intronic/intergenic |
| rs2236537 | 1 | 182089820 | G>A | 0.05 | intron_variant | LINC01344 | 2e-06 | Tier 4: intronic/intergenic |
| rs3795646 | 1 | 162167234 | G>A | 0.05 | intron_variant | NOS1AP | 2e-06 | Tier 4: intronic/intergenic |
| rs981610 | 5 | 165104150 | T>A,C,G | 0.05 | intron_variant | LINC03000 | 3e-06 | Tier 4: intronic/intergenic |
| rs618368 | 6 | 157657684 | G>A,C | 0.05 | intron_variant | ZDHHC14 | 3e-06 | Tier 4: intronic/intergenic |
| rs4234745 | 4 | 6477966 | T>C | 0.05 | intron_variant | PPP2R2C | 3e-06 | Tier 4: intronic/intergenic |
| rs61766352 | 1 | 1150799 | T>A,C,G | 0.05 | intergenic_variant | LINC01342 - MIR200B | 3e-06 | Tier 4: intronic/intergenic |
| rs61981499 | 14 | 34493842 | A>G | 0.05 | intergenic_variant | RPL23AP71 - EAPP | 3e-06 | Tier 4: intronic/intergenic |
| rs73248683 | 4 | 52699076 | A>T | 0.05 | intergenic_variant | USP46-DT - DANCR | 3e-06 | Tier 4: intronic/intergenic |
| rs113784821 | 10 | 126747567 | A>G | 0.05 | intergenic_variant | C10orf90 | 3e-06 | Tier 4: intronic/intergenic |
| rs2952303 | 17 | 68590001 | A>C,G,T | 0.05 | intron_variant | FAM20A | 3e-06 | Tier 4: intronic/intergenic |
| rs28366565 | 4 | 115468815 | G>A | 0.05 | intergenic_variant | MRPS33P3 - RPF2P2 | 3e-06 | Tier 4: intronic/intergenic |
| rs61930188 | 11 | 63238935 | G>A | 0.05 | 5_prime_UTR_variant | SLC22A25 | 4e-06 | Tier 2: splice/UTR |
| rs9809750 | 3 | 124410510 | T>A,G | 0.05 | intron_variant | KALRN | 4e-06 | Tier 4: intronic/intergenic |
| rs11858285 | 15 | 50196901 | C>T | 0.05 | intron_variant | SLC27A2 | 4e-06 | Tier 4: intronic/intergenic |
| rs72833228 | 10 | 123295447 | G>C | 0.05 | intergenic_variant | RPS26P39 - LINC02641 | 4e-06 | Tier 4: intronic/intergenic |
| rs12615247 | 2 | 58960072 | A>G,T | 0.05 | intron_variant | LINC01122 | 5e-06 | Tier 4: intronic/intergenic |
| rs4905223 | 14 | 94570686 | A>C,G,T | 0.05 | intron_variant | SERPINA5 | 5e-06 | Tier 4: intronic/intergenic |
| rs1962524 | 9 | 36485205 | A>C,G,T | 0.05 | intergenic_variant | RNF38 | 5e-06 | Tier 4: intronic/intergenic |
| rs11884763 | 2 | 206246382 | T>C | 0.05 | intron_variant | CMKLR2-AS | 5e-06 | Tier 4: intronic/intergenic |
| rs13172000 | 5 | 119278437 | G>C | 0.05 | intron_variant | TNFAIP8 | 6e-06 | 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.
9 drugs in clinical trials for this disease (phase 2–3, investigational): efficacy not established — a trial record, not an indication.
| Drug | Highest phase |
|---|---|
| Buprenorphine | Phase 3 |
| Chamomile | Phase 3 |
| Chlorpromazine | Phase 3 |
| Clonidine | Phase 3 |
| Lavender Oil | Phase 3 |
| Morphine | Phase 3 |
| Phenobarbital | Phase 3 |
| Methadone | Phase 2 |
| Sodium Chloride | Phase 2 |
Clinical trials & evidence
Clinical trials
Clinical trials: 65.
Phase distribution (across all retrieved trials)
| Phase | Trials |
|---|---|
| Not specified | 41 |
| PHASE4 | 7 |
| PHASE3 | 6 |
| PHASE2 | 6 |
| PHASE2/PHASE3 | 2 |
| PHASE1 | 2 |
| PHASE1/PHASE2 | 1 |
Top trials by phase / activity
| NCT | Phase | Status | Title |
|---|---|---|---|
| NCT03092011 | PHASE4 | ACTIVE_NOT_RECRUITING | Treatment of Neonatal Abstinence Syndrome With Clonidine Versus Morphine as Primary Therapy |
| NCT01723722 | PHASE4 | COMPLETED | Treatment of Neonatal Abstinence Syndrome |
| NCT01734551 | PHASE4 | COMPLETED | NAS Treatment - Opiate Versus Non-Opiate |
| NCT01804075 | PHASE4 | COMPLETED | Comparison Between Methadone and Morphine for Neonatal Opiate Withdrawal |
| NCT02851303 | PHASE4 | COMPLETED | Morphine Versus Methadone for Opiate Exposed Infants With Neonatal Abstinence Syndrome |
| NCT03762317 | PHASE4 | TERMINATED | Clonidine as Adjunct to Morphine for Neonatal Abstinence Syndrome |
| NCT04298853 | PHASE4 | COMPLETED | Optimal Morphine Dosing Schedule for Neonatal Abstinence Syndrome |
| NCT01360450 | PHASE2/PHASE3 | TERMINATED | Clonidine to Treat Iatrogenic-induced Opioid Dependence in Infants |
| NCT01452789 | PHASE3 | COMPLETED | Blinded Trial of Buprenorphine or Morphine in the Treatment of the Neonatal Abstinence Syndrome |
| NCT01561079 | PHASE2/PHASE3 | COMPLETED | Fetal and Infant Effects of Maternal Buprenorphine Treatment |
| NCT01958476 | PHASE3 | COMPLETED | Improving Outcomes in Neonatal Abstinence Syndrome |
| NCT02810782 | PHASE3 | COMPLETED | How to Treat Opiate Withdrawal in Neonates |
| NCT03097484 | PHASE3 | COMPLETED | The Effect of Aromatherapy on Neonatal Abstinence Syndrome and Salivary Cortisol Levels |
| NCT03396588 | PHASE3 | COMPLETED | Non-Opiate Treatment After Prenatal Opiate Exposure to Prevent Postnatal Injury to the Young Brain |
| NCT03918850 | PHASE3 | COMPLETED | Medication Treatment for Opioid Use Disorder in Expectant Mothers |
| NCT00510016 | PHASE2 | COMPLETED | Clonidine as Adjunct Therapy for the Treatment of Neonatal Abstinence Syndrome |
| NCT01708707 | PHASE2 | COMPLETED | Comparison of Buprenorphine to Morphine in Treatment of Neonatal Abstinence Syndrome (NAS) |
| NCT01965704 | PHASE2 | COMPLETED | Can Ondansetron Prevent Neonatal Abstinence Syndrome (NAS) in Babies Born to Narcotic-dependent Women |
| NCT02178189 | PHASE2 | COMPLETED | RCT of High- vs. Standard-Calorie Formula for Methadone-Exposed Infants |
| NCT03134703 | PHASE2 | TERMINATED | Methadone Demonstration Project With Neonatal Intensive Care Unit Infants Diagnosed With Neonatal Abstinence Syndrome |
| NCT03608696 | PHASE1/PHASE2 | COMPLETED | Buprenorphine Pharmacometric Open Label Research Study of Drug Exposure |
| NCT03670160 | PHASE2 | COMPLETED | Clonidine Versus Phenobarbital as Adjunctive Therapy for Neonatal Abstinence Syndrome |
| NCT00521248 | PHASE1 | COMPLETED | Buprenorphine for the Treatment of Neonatal Abstinence Syndrome |
| NCT01671410 | PHASE1 | COMPLETED | Buprenorphine for Treatment of Neonatal Abstinence Syndrome in Infants With In Utero Exposure to Benzodiazepines |
| NCT03533985 | Not specified | RECRUITING | Effect of Music Therapy on Infants With Neonatal Abstinence Syndrome |
| NCT03997422 | Not specified | ACTIVE_NOT_RECRUITING | Hepatic Energy Fluxes in NASH and NAS Patients |
| NCT04419857 | Not specified | ACTIVE_NOT_RECRUITING | A Trial to Determine Weight Gain Benefits of Caloric Supplementation for NAS Infants |
| NCT04783558 | Not specified | ACTIVE_NOT_RECRUITING | Effective Caregiving for Neonatal Abstinence Syndrome: Testing an Instructional Mobile Technology Platform for High-Risk Pregnant Women |
| NCT05129020 | Not specified | ACTIVE_NOT_RECRUITING | Neurostimulation to Improve NOWS Outcomes |
| NCT05226624 | Not specified | RECRUITING | The Alberta Neonatal Abstinence Syndrome Mother-Baby Care ImprovEmeNT Program |
| NCT05937594 | Not specified | RECRUITING | MicroRNA Biomarkers for Neonatal Opioid Withdrawal Syndrome |
| NCT06303986 | Not specified | ENROLLING_BY_INVITATION | Study to Collect Data for Neonatal Abstinence Syndrome (NAS) and Evaluate the Automated Data Collection Process |
| NCT06576323 | Not specified | RECRUITING | An Intervention Mapping Approach to Closing the Gap in Maternal OUD and Infant NAS Care (SUPPORT) |
| NCT00496951 | Not specified | COMPLETED | Vagal Tone and Neonatal Abstinence Syndrome |
| NCT01175668 | Not specified | TERMINATED | Clonidine for Neonatal Abstinence Syndrome Study |
| NCT01754324 | Not specified | COMPLETED | The Pharmacokinetics of Oral Methadone in the Treatment of Neonatal Abstinence Syndrome |
| NCT01889121 | Not specified | COMPLETED | Utility of Psychosocial Intervention in Improving Outcome for Methadone-exposed Infants and Their Mothers |
| NCT02062151 | Not specified | COMPLETED | Acupuncture in Neonatal Abstinence Syndrome (NAS) Babies |
| NCT02182973 | Not specified | COMPLETED | Donor Human Milk in Neonatal Abstinence Syndrome |
| NCT02334111 | Not specified | COMPLETED | RESPECT-PLUS: Services for Infants With Prenatal Opiate Exposure |
Drugs tested across these trials (top 30)
| Molecule | Max phase | Trials referencing |
|---|---|---|
| CLONIDINE | 4 | 10 |
| METHADONE | 4 | 7 |
| MORPHINE | 4 | 6 |
| PHENOBARBITAL | 4 | 4 |
| CHLORPROMAZINE | 4 | 3 |
| CHEMBL4589226 | 0 | 2 |
Related Atlas pages
- Drugs: Clonidine, Methadone, Morphine, Phenobarbital, Chlorpromazine