Treatment of lymphatic malformations in children using TARA-002
Official title: A Phase 2a/b Single Arm Open Label Study to Evaluate the Safety and Efficacy of Intracystic Administration of TARA-002 in Participants Between 6 Months to Less Than 18 Years of Age for the Treatment of Macrocystic and Mixed Cystic Lymphatic Malformations
Run by Protara Therapeutics · NCT05871970 · Data updated 2026-11-12
This study is testing if a new treatment called TARA-002 can safely help reduce lymphatic malformations in children aged 6 months to under 18 years.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 6 Months to 18 Years |
| Sex | All |
| Enrollment | 38 (estimated) |
| Sponsor | Protara Therapeutics Industry-sponsored |
| Locations | 11 sites (Birmingham, Alabama and 10 other locations) |
| Status | Recruiting |
| Started | October 18, 2023 |
| Main results expected | December 2026 |
| Study ends | May 2027 |
| Registry record updated | August 24, 2026 |
| Trial ID | NCT05871970 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are children aged 6 months to less than 18 years with macrocystic or mixed cystic lymphatic malformations.
✕Probably not a fit
Patients with microcystic lymphatic malformations or those with vascular tumors may not benefit from this treatment.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 2a/b open-label study evaluates the safety and efficacy of TARA-002, administered via intracystic injection, for treating macrocystic and mixed cystic lymphatic malformations in children aged 6 months to less than 18 years. The study begins with a safety lead-in phase for older participants before expanding to younger cohorts. Participants will receive up to four injections spaced approximately six weeks apart, with safety being established at each age level before proceeding to the next. The study aims to confirm the effectiveness of TARA-002 in reducing lymphatic malformations.
Why it matters
Potential benefit: If successful, this treatment could provide a new therapeutic option for children suffering from lymphatic malformations, potentially improving their quality of life.
How similar studies have gone: While this approach is novel, similar studies targeting lymphatic malformations have shown promise, indicating potential for success.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Male or female participants 6 months to less than 18 years of age at the time of informed consent/assent form was signed * Participants whose parent/LAR(s) have voluntarily given written consent and participants who provided assent (if applicable) after the study has been explained to them * Participants with macrocystic LM or mixed cystic LM (≥ 50% macrocystic disease measured by volume) of the Head/Neck/Mediastinum according to the ISSVA 2018 criteria (ISSVA 2018) measured via LM imaging at Screening to confirm, upon central review, the diagnosis of macrocystic or mixed cystic LM * Participants who may have had surgical or sclerotherapy treatment for their LM, but not within six months of the consent/assent form being signed Exclusion Criteria: * Penicillin allergy * Vascular tumors or combined vascular malformations * Microcystic LM or mixed cystic LM with predominant microcystic features * LMs of the orbit (orbital LM) as target cyst For more information on eligibility criteria, please contact the sponsor.
Where it's running
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Children's Hospital of Alabama
Birmingham, Alabama, United States Recruiting -
Arkansas Children's Hospital/UAMS
Little Rock, Arkansas, United States Recruiting -
Children's Hospital of Colorado
Aurora, Colorado, United States Recruiting -
Children's National Medical Center: Children's Research Institute
Washington D.C., District of Columbia, United States Recruiting -
Nemours Children's Clinic - Jacksonville
Jacksonville, Florida, United States Recruiting -
Mount Sinai Hospital
New York, New York, United States Recruiting
Show 5 more locations
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Oregon Health & Science University
Portland, Oregon, United States Recruiting -
Vanderbilt University Medical Center
Nashville, Tennessee, United States Recruiting -
Children's Hospital of the King's Daughters
Norfolk, Virginia, United States Recruiting -
Cincinnati Children's Hospital Medical Center
Cincinnati, Ohio, United States Withdrawn -
Children's Hospital of Philadelphia: Comprehensive Vascular Anomalies Program
Philadelphia, Pennsylvania, United States Withdrawn
Study contacts
- Study coordinator: Chief R&D Officer
- Email: clinicaltrials@protaratx.com
- Phone: 16468440337
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Targeted therapies for patients with vascular malformations
This study is testing new targeted treatments for patients with slow-flow and fast-flow vascular malformations to see if they work better than the usual therapies.
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.