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Not yet recruitingNCT07777848Updated Sep 15, 2026

A Study to Evaluate the Efficacy and Safety of RAG-01 as Monotherapy and in Combination With Chemotherapy in Patients With Non-muscle Invasive Bladder Cancer (NMIBC).

A Phase 2 interventional study of RAG-01 and Chemotherapy agent in Non-muscle Invasive Bladder Cancer (NMIBC), sponsored by Ractigen Therapeutics.. Not yet recruiting at 1 site in China. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-09-15.

Sponsored by Ractigen Therapeutics. · Phase 2, Interventional, and Treatment

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Phase
Phase 2
Study type
Interventional
Enrollment
114
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-13

Among 50 studies in Non-Muscle Invasive Bladder Neoplasms with a site in China — 40 open to participants now, 44 under way, 10 of them phase 3. Non-Muscle Invasive Bladder Neoplasms · China.

Planned enrollment
24th of 47
114 · median 114
Started
2026
with 9 others
Phase 2
13 of 50
10 open now
Primary completion
2029-03
later than 35 of 43 live
Registered
49th of 50
by date

Among the 50 studies in Non-Muscle Invasive Bladder Neoplasms with a site in China, this one is the 24th largest by planned enrollment of the 47 interventional ones that give a count, is one of 10 that started in 2026, is one of 13 in phase 2, reaches primary completion later than 35 of the 43 other live ones, and was the 49th registered.

Non-Muscle Invasive Bladder Neoplasms

294 studies on the registry are indexed under Non-Muscle Invasive Bladder Neoplasms; 126 are open to participants now.

Browse Non-Muscle Invasive Bladder Neoplasms studies →

Open to participants now

40 of the 50 studies in Non-Muscle Invasive Bladder Neoplasms with a site in China are open now. Recruiting first, the newest first:

35 more — sign in →

All 40 open studies →

A study can be open while its sites in China have not opened yet or have stopped. Only those recruiting at a site in China →

Who these studies take

Of the 92 Non-Muscle Invasive Bladder Neoplasms studies recruiting now, 77 (84%) set no upper age limit and 5 (5%) stop at 75 or younger; 2 take children under 18; 2 take healthy volunteers.

This study: 18 Years and older · all sexes · no healthy volunteers.

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02

Study summary

This is a randomized, controlled, multicenter clinical study to evaluate the efficacy and safety of RAG-01 monotherapy and in combination with chemotherapy in patients with NMIBC.

03

Conditions studied

  • Non-muscle Invasive Bladder Cancer (NMIBC)
04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. Voluntarily agrees to participate in this study and provides written prior to the initiation of any study-specific procedures.
  2. Is aged ≥18 years at the time of signing the informed consent form (ICF).
  3. Has confirmed tumor tissue obtained within 12 weeks prior to the first study treatment, with urothelial carcinoma as the predominant histologic subtype (≥90%), and is classified according to the American Urological Association (AUA) guidelines as follows:

    • Cohort A: high-risk non-muscle-invasive bladder cancer (NMIBC).
    • Cohort B: intermediate-risk NMIBC.
  4. Regardless of prior bacillus Calmette-Guérin (BCG) treatment, is confirmed before enrollment to be BCG-intolerant, ineligible for BCG, unwilling to receive BCG, or unable to access BCG treatment for any reason.
  5. Has no resectable lesion, as confirmed by cystoscopy and/or transurethral resection of bladder tumor (TURBT), within 12 weeks prior to the first administration of study treatment.
  6. Is willing to provide pathological tissue specimens.
  7. Has an (ECOG) performance status of ≤1.
  8. Has adequate hematologic and organ function within 14 days prior to enrollment.
  9. Female participants must agree to use effective during treatment or be surgically sterile or . Women of must have a negative pregnancy test during the screening period; however, pregnancy testing is also required for participants with bilateral tubal ligation. Male participants must be surgically sterile or agree to use effective contraception during treatment. Participants must use contraception from the time of signing the ICF until 3 months after completion of study treatment. The definition of effective contraception will be based on the investigator's judgment.

Exclusion criteria

Exclusion Criteria:

  1. Low-risk NMIBC.
  2. Very high-risk NMIBC.
  3. Tumors staged as T2 or higher, or urothelial carcinoma of the upper urinary tract or urethra (renal pelvis, ureter, or urethra).
  4. Predominantly non-urothelial histology, including squamous cell carcinoma, adenocarcinoma, or other non-urothelial carcinomas.
  5. Receipt of antitumor intravesical therapy between the most recent transurethral resection of bladder tumor (TURBT) and the first administration of study treatment, except for a single immediate postoperative intravesical chemotherapy instillation.
  6. Receipt of any antitumor therapy within 4 weeks prior to the first administration of study treatment.
  7. Participation in another clinical trial involving an antitumor drug within 4 weeks prior to the first administration of study treatment.
  8. Prior treatment with small nucleic acid-based antitumor agents, p21-targeted antitumor agents, or cyclin-dependent kinase (CDK) inhibitors.
  9. Major surgery within 4 weeks prior to signing the form (ICF).
  10. History of within 2 years prior to enrollment, except for curatively treated basal cell carcinoma of the skin, squamous cell carcinoma of the skin, or carcinoma in situ of the cervix; or ongoing requirement for antitumor therapy.
  11. Any Grade ≥3 hemorrhage, as defined by the National Cancer Institute (NCI CTCAE) version 6.0, at any site within 6 weeks prior to enrollment, regardless of whether the event has resolved.
  12. Chronic renal injury or inflammation, or renal injury or inflammation not recovered to Grade ≤1 according to NCI CTCAE version 6.0.
  13. Any of the following within 6 months prior to enrollment: myocardial infarction; severe or unstable angina; coronary or peripheral arterial bypass grafting; symptomatic congestive heart failure; cerebrovascular accident or ; or pulmonary embolism.
  14. Uncontrolled hypertension.
  15. (NYHA) Class III or IV heart failure, or (LVEF) \<50%.
  16. Prolonged (QTc) interval.
  17. Active infection with (HIV), virus (HBV), virus (HCV), or tuberculosis at screening, including HIV antibody positivity; hepatitis B surface antigen (HBsAg) positivity with detectable HBV DNA; or HCV antibody positivity with detectable HCV RNA.
  18. Severe infection within 4 weeks prior to the first administration of study treatment, or active infection of Grade ≥2 per CTCAE requiring systemic antibiotic treatment within 1 week prior to the first administration of study treatment.
  19. Intolerance of or inability to receive intravesical instillation, or inability to retain intravesical study treatment for the duration required by the protocol for any reason.
  20. Anuria, urinary incontinence, or urinary tract obstruction within 4 weeks prior to enrollment.
  21. Persistent gross hematuria despite treatment within 1 week prior to enrollment.
  22. Uncontrolled pleural effusion, pericardial effusion, or ascites.
  23. Severe pulmonary disease of significant clinical relevance.
  24. Confirmed vesicoureteral reflux or bladder perforation.
  25. Any other serious acute or chronic medical condition that, in the investigator's judgment, may increase the risk associated with study participation or study treatment, or may interfere with the interpretation or assessment of study results.
  26. Severe psychological or psychiatric disorder that, in the investigator's judgment, is likely to result in inadequate compliance with study requirements.
Terms in these criteria, in plain language(16)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Histologically or cytologically confirmed

The diagnosis was confirmed by looking at a sample under a microscope: tissue from a biopsy or surgery (histology), or cells from a fluid or needle sample (cytology).

Your pathology report is the document that shows this.

ECOG performance status

A scale of how much an illness limits everyday activity. For people being assessed to join a study, scores run from 0 (fully active) to 4; lower is more active.

0
Fully active, no restrictions.
1
Limited in strenuous activity, but walking and able to do light work, such as housework or office work.
2
Walking and able to look after yourself, but unable to work; up and about more than half of waking hours.
3
Able to look after yourself only in part; in bed or a chair more than half of waking hours.
4
Unable to look after yourself at all; in bed or a chair all day.

Studies most often ask for 0–1 or 0–2. Your doctor gives the score; the WHO scale uses the same steps. The full scale also has 5, which records death.

Contraception

Ways of preventing pregnancy. “Highly effective” methods fail less than 1% of the time a year when used correctly — for example an IUD or an implant.

Criteria usually say which methods count and how long to keep using them after the last dose, sometimes for male participants too. Some studies accept a partner’s vasectomy if it was confirmed successful and that person is the participant’s only sexual partner.

Postmenopausal

Periods have stopped for good: usually no period for 12 months in a row without another medical reason, sometimes confirmed by a blood test (FSH).

Childbearing potential

Able to become pregnant: from the first period until menopause, unless permanently unable to through surgery (removal of the womb, or of both ovaries or both fallopian tubes).

Criteria for people of childbearing potential usually ask for a negative pregnancy test and for contraception during the study and for a time after it.

Investigational drug or device

A drug or device being studied in a clinical trial.

It may be new, or already approved and being studied for another use, dose or form. Criteria often leave out people who took part in another study of one within a recent period, commonly 30 days or five half-lives.

Cancer (malignancy)

Malignancy means cancer. Criteria about another or earlier malignancy ask whether you have had a different cancer, usually within a set number of years.

Some are commonly allowed, such as treated skin cancers other than melanoma and early cancers removed completely — check the exceptions this study lists.

CTCAE grade

The US National Cancer Institute’s scale of how severe an adverse event is — any unwanted medical event during a study, such as a symptom, an illness or an abnormal test result, whether or not a treatment caused it. Whether it did is judged separately.

1
Mild.
2
Moderate.
3
Severe.
4
Life-threatening.
5
Death due to the event.

“Side effects of earlier treatment resolved to grade 1 or less” means they have settled to mild or gone.

TIA (transient ischaemic attack)

A “mini-stroke”: temporary stroke-like symptoms caused by reduced blood flow to part of the brain, spinal cord or eye, without signs of a new stroke on a scan.

Stroke symptoms need emergency care at once, even if they go away.

NYHA class (heart failure)

The New York Heart Association’s four classes of how much heart failure limits physical activity.

I
No limits: ordinary activity causes no undue tiredness or breathlessness.
II
Slight limits: comfortable at rest, ordinary activity causes symptoms.
III
Marked limits: comfortable at rest, less than ordinary activity causes symptoms.
IV
Symptoms even at rest; any activity makes them worse.

Studies set their own limit — many outside heart failure leave out class III–IV, while heart failure studies may ask for a particular class. Check the class this study names.

LVEF (left ventricular ejection fraction)

The share of blood the heart’s main pumping chamber (the left ventricle) pushes out with each beat, measured by an echocardiogram (heart ultrasound) or a MUGA scan. About 50–70% is normal.

QT and QTc

On an ECG, the QT interval is the time the heart’s lower chambers take to activate electrically and recover in each beat. QTc is that time adjusted for heart rate (QTcF by Fridericia’s formula, QTcB by Bazett’s). Some medicines lengthen it, and a long QTc can raise the risk of a dangerous heart rhythm.

The study may name a correction formula and a limit in milliseconds, often around 450–480.

HIV

The human immunodeficiency virus, which weakens the immune system.

Many studies now accept people whose HIV is controlled on treatment, judged by the viral load and the CD4 count. Check the limits this study sets.

Hepatitis B tests

Hepatitis B is a virus that infects the liver. These are separate tests: HBsAg positive usually means a current infection (a recent vaccination can briefly cause it too); total anti-HBc (HBcAb) positive means an infection now or in the past; HBV DNA measures how much virus is in the blood.

Some studies accept a past infection if HBV DNA is undetectable, sometimes with antiviral medicine during the study. Check what this study allows.

Hepatitis C tests

Hepatitis C is a virus that infects the liver. An HCV antibody test can stay positive after an infection has cleared (and is occasionally positive without one); an HCV RNA test shows whether the virus is there now.

After treatment, hepatitis C counts as cured when HCV RNA is still undetectable 12 weeks or more after the treatment ended. Studies often accept people cured this way.

05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
114 participants (estimated)

Study arms

  • Experimental
    Cohort A: RAG-01 Monotherapy and Combination

    High-risk NMIBC patients will be enrolled in a safety lead-in phase to evaluate the safety, tolerability, and initial efficacy of RAG-01 as monotherapy and in combination with a chemotherapy agent, and to determine the recommended dose. Approximately 12-24 patients will be enrolled in this lead-in phase, and these patients will receive non-randomized treatment. Following completion of the safety assessment during the safety lead-in phase and confirmation of acceptable safety results, additional eligible patients will be enrolled into a randomized controlled phase. In the randomized phase, patients will be randomized 1:1 to either RAG-01 monotherapy or RAG-01 plus a chemotherapy agent.

    Drug: RAG-01 · Drug: Chemotherapy agent

  • Experimental
    Cohort B: RAG-01 Monotherapy

    Intermediate-risk NMIBC patients will receive RAG-01 monotherapy.

    Drug: RAG-01

Interventions

  • DrugRAG-01

    RAG-01 is a therapeutic small activating RNA (saRNA) duplex molecule comprised of two partially chemically modified complementary oligonucleotide strands.

  • DrugChemotherapy agent

    Chemotherapy agent administered in combination with RAG-01.

06

What researchers measure

Primary outcomes

  1. Efficacy of RAG-01 in patients with non-muscle-invasive bladder cancer (NMIBC)

    Event-Free Survival rate

    Time frame: 24 months

07

Study locations

1 site
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Start is estimated for Sep 2026; primary completion for Mar 2029, 30 months later.

How these figures are worked out, and which studies are left out of them.

Registered
Aug 17, 2026
First posted
Aug 20, 2026
StartEst.
Sep 2026
Primary completionEst.
Mar 2029
CompletionEst.
Mar 2029
Last update
Sep 15, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 15, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT07777848
Lead sponsor
Ractigen Therapeutics.
Responsible party
Sponsor
First posted
Aug 20, 2026
Start date
Sep 2026 (estimated)
Primary completion
Mar 2029 (estimated)
Completion
Mar 2029 (estimated)
Last update
Sep 15, 2026

Study contacts

Long-Cheng Li
Contact
lilc@ractigen.com
+86 18051622388
Dingwei Ye
principal investigator · 270 Dong'an Road, Xuhui District, Shanghai, China

Oversight

FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Sep 2026. You cannot join it, but the record below documents what was studied.

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