| Group | Value | 95% CI |
|---|---|---|
| AR201 Powder | 1 | |
| Placebo Powder | 0 |
Last reviewed · How we verify
NCT04056299
Oral Immunotherapy for Desensitization in Children, Adolescents, and Young Adults With Hen Egg Allergy
Phase 2 trial testing AR201 powder in Hen Egg Allergy in 15 participants. Terminated before completion.
16 December 2020
Quick facts
| Lead sponsor | Aimmune Therapeutics, Inc. |
|---|---|
| Phase | Phase 2 |
| Status | Terminated |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | parallel |
| Masking | triple |
| Primary purpose | treatment |
| Enrollment | 15 |
| Start date | 20 August 2019 |
| Primary completion | 16 December 2020 |
| Estimated completion | 28 December 2020 |
| Sites | 11 locations across United States |
Drugs / interventions tested
- AR201 powder — full drug profile →
- Placebo powder
Conditions studied
- Hen Egg Allergy — all drugs for Hen Egg Allergy →
Sponsor
Aimmune Therapeutics, Inc. — full company profile →
Who can join
Adults 4 to 26, any sex, with Hen Egg Allergy. Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
| Group | Value | 95% CI |
|---|---|---|
| AR201 Powder | 0 | |
| Placebo Powder | 0 | |
| AR201 Powder | 0 | |
| Placebo Powder | 0 | |
| AR201 Powder | 0 | |
| Placebo Powder | 0 | |
| AR201 Powder | 0 | |
| Placebo Powder | 0 |
Adverse events — posted to ClinicalTrials.gov
Time frame: Approximately 9 months. Reporting threshold: 0%. Adverse-event reports describe events observed during the trial — not all are caused by the drug.
Serious adverse events (2 terms)
| Reaction | System | AR201 Powder | Placebo Powder |
|---|---|---|---|
| Subdural haematoma | Injury, poisoning and procedural complications | — | — |
| Headache | Nervous system disorders | — | — |
Other adverse events (61 terms — click to expand)
| Reaction | System | AR201 Powder | Placebo Powder |
|---|---|---|---|
| Abdominal pain | Gastrointestinal disorders | — | — |
| Urticaria | Skin and subcutaneous tissue disorders | — | — |
| Nausea | Gastrointestinal disorders | — | — |
| Abdominal pain upper | Gastrointestinal disorders | — | — |
| Pruritus | Skin and subcutaneous tissue disorders | — | — |
| Headache | Nervous system disorders | — | — |
| Vomiting | Gastrointestinal disorders | — | — |
| Oral pruritus | Gastrointestinal disorders | — | — |
| Tongue pruritus | Gastrointestinal disorders | — | — |
| Rash | Skin and subcutaneous tissue disorders | — | — |
| Asthma | Respiratory, thoracic and mediastinal disorders | — | — |
| Abdominal discomfort | Gastrointestinal disorders | — | — |
| Dysphagia | Gastrointestinal disorders | — | — |
| Gastrooesophageal reflux disease | Gastrointestinal disorders | — | — |
| Lip pruritus | Gastrointestinal disorders | — | — |
| Oral pain | Gastrointestinal disorders | — | — |
| Diarrhoea | Gastrointestinal disorders | — | — |
| Oral discomfort | Gastrointestinal disorders | — | — |
| Eczema | Skin and subcutaneous tissue disorders | — | — |
| Erythema | Skin and subcutaneous tissue disorders | — | — |
| Petechiae | Skin and subcutaneous tissue disorders | — | — |
| Dermatitis | Skin and subcutaneous tissue disorders | — | — |
| Dermatitis atopic | Skin and subcutaneous tissue disorders | — | — |
| Perioral dermatitis | Skin and subcutaneous tissue disorders | — | — |
| Conjunctivitis | Infections and infestations | — | — |
| Influenza | Infections and infestations | — | — |
| Otitis media | Infections and infestations | — | — |
| Upper respiratory tract infection | Infections and infestations | — | — |
| Hand-foot-and-mouth disease | Infections and infestations | — | — |
| Viral infection | Infections and infestations | — | — |
| Viral upper respiratory tract infection | Infections and infestations | — | — |
| Allergic cough | Respiratory, thoracic and mediastinal disorders | — | — |
| Asthma exercise induced | Respiratory, thoracic and mediastinal disorders | — | — |
| Cough | Respiratory, thoracic and mediastinal disorders | — | — |
| Nasal congestion | Respiratory, thoracic and mediastinal disorders | — | — |
| Oropharyngeal discomfort | Respiratory, thoracic and mediastinal disorders | — | — |
| Rhinorrhoea | Respiratory, thoracic and mediastinal disorders | — | — |
| Sneezing | Respiratory, thoracic and mediastinal disorders | — | — |
| Throat irritation | Respiratory, thoracic and mediastinal disorders | — | — |
| Throat tightness | Respiratory, thoracic and mediastinal disorders | — | — |
Most-reported serious reactions: Subdural haematoma, Headache.
Data from ClinicalTrials.gov NCT04056299 adverse events section.
Sponsor's own description
To determine the efficacy and safety of AR201 in a characterized oral desensitization immunotherapy (CODIT™) regimen in hen egg-allergic subjects aged 4 to 26 years, inclusive.
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
-
The Etiology of IgE-Mediated Food Allergy: Potential Therapeutics and Challenges.
Carnazza M, Werner R, Tiwari RK, Geliebter J, et al · · 2025 · cited 3× · PMID 40004029 · DOI 10.3390/ijms26041563
Verify or expand the search:
- PubMed search for NCT04056299
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other Aimmune Therapeutics, Inc. trials
Trials by the same sponsor.
- NCT03736447 — Peanut Oral Immunotherapy Study of Early Intervention for Desensitization · Phase 3 · completed
- NCT03703791 — Real World, Open Label, QOL Assessment of Peanut Immunotherapy AR101 in Children and Adolescents · Phase 3 · terminated
- NCT03292484 — Longer-term Study of AR101 in Subjects Who Participated in a Prior AR101 Study (ARC008) · Phase 3 · completed
- NCT03337542 — AR101 Real-World Open-Label Extension Study · Phase 3 · completed
- NCT03201003 — ARTEMIS Peanut Allergy In Children · Phase 3 · completed
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04056299 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Aimmune Therapeutics, Inc.
- Last refreshed: 10 March 2022
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04056299.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing