Sponsor or institution
Clinical trials and research at Protara Therapeutics
As of November 12, 2026, Find a Trial lists 4 clinical trials run by Protara Therapeutics that are recruiting, at sites in 12 countries (most in United States (4), Ukraine (2), Belgium (1)). By phase: Phase 2 (2), Phase 2/3 (1), Phase 3 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 4Clinical trials
- 12Countries
Newest trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| TARA-002 vs chemotherapy for high-grade non-muscle invasive bladder cancer in adults not previously treated with BCG | Phase 3 | Queen Creek, Arizona and 10 other locations | Recruiting | Mar 18, 2026 |
| Choline chloride injections for adolescents and adults with intestinal failure on long-term parenteral support | Phase 2/3 | Aurora, Colorado and 17 other locations | Recruiting | Apr 4, 2025 |
| Investigating TARA-002 for treating high-grade bladder cancer | Phase 2 | Homewood, Alabama and 77 other locations | Recruiting | Jul 18, 2023 |
| Treatment of lymphatic malformations in children using TARA-002 | Phase 2 | Birmingham, Alabama and 10 other locations | Recruiting | May 23, 2023 |
All recruiting trials (4)
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TARA-002 vs chemotherapy for high-grade non-muscle invasive bladder cancer in adults not previously treated with BCG
A phase 3 study tests whether TARA-002 can help adults with high-grade non-muscle invasive bladder cancer who haven’t had BCG, comparing it to standard intravesical chemotherapy.
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Choline chloride injections for adolescents and adults with intestinal failure on long-term parenteral support
This will test whether low or high doses of choline chloride injections help adolescents and adults with intestinal failure who rely on long-term parenteral support.
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Investigating TARA-002 for treating high-grade bladder cancer
This study is testing a new treatment called TARA-002 to see if it can help adults with high-grade bladder cancer feel better and fight the disease.
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Treatment of lymphatic malformations in children using TARA-002
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 answers
How many clinical trials run by Protara Therapeutics are recruiting right now?
4, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 12 countries. The most sites are in United States (4 trials), Ukraine (2 trials), Belgium (1 trial), Denmark (1 trial), France (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 2: 2, Phase 2/3: 1, Phase 3: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.