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A multicenter, randomized, open, positive controlled, non inferiority study of Pseudomonas aeruginosa injection in the prevention of recurrent urinary tract infection (Ruti)

A multicenter, randomized, open, positive controlled, non inferiority study of Pseudomonas aeruginosa injection in the prevention of recurrent urinary tract infection (Ruti)

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2000040867
Enrollment
Unknown
Registered
2020-12-12
Start date
2020-12-23
Completion date
Unknown
Last updated
2021-12-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

RUTI

Interventions

experimental group:V1 (Day 1)-Inject 0.5ml of "Pseudomonas aeruginosa injection" for the first time. For the next 4 weeks, take 1ml/time every week for 5 times.
control group::V1 (Day 1)-One dose of fosfomycin tromethamine for 10 days, 9 consecutive doses (serving Usage: add water (50~70ml) or other non-alcoholic beverage to each bottle, take it immediately a
follow-up 0.5-1 Years (the follow-up period starts from the day of medication).

Sponsors

Beijing Tongren Hospital Affiliated to Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18 to 70 years RUTI (2 episodes or more within 6 months before enrollment or 3 episodes or more within 1 year before enrollment, according to the most; Female patients whose recent seizures are more than 1 week apart); 2. The patient has no obvious symptoms of urinary tract irritation, and the routine white blood cell count in the middle part of the urine is normal (according to the regulations of each unit) or centrifuge microscopy <= 3HP, white blood cell esterase, nitrite negative, urine culture negative; 3. No abnormal urinary tract anatomy (such as urinary tract obstruction, stones congenital urinary tract malformations) And residual urine <= 50ml; 4. Subject or agent sign the informed consent form; 5. A clear consciousness, able to answer questions independently, and complete the research questionnaire according to the requirements of the test plan.

Exclusion criteria

Exclusion criteria: 1. Patients who are allergic to the above drugs; 2. Any complicated signs of urinary tract infection or pyelonephritis (shown as low back pain, fever >= 37.3 degrees C, systemic disease); 3. Use drugs that affect immune function within 7 days before randomization (1. Immunosuppressive drugs: glucocorticoids , neurocalcin inhibitors, etc.; 2. Immune enhancing drugs: BCG, levamisole, thymosin, etc.); 4. There are basic diseases of the urinary system such as: obstruction, stones, urinary tract stricture, vesicoureteral reflux or other functional abnormalities, urinary diversion, indwelling catheter or stent, or intermittent catheterization; 5. Combination or existence of systemic lupus erythematosus, AIDS and other diseases that can cause systemic immune function abnormalities; 6. Patients with malignant tumors and mental patients; 7. Patients who are known/suspected to be pregnant, breastfeeding or planning to become pregnant within 3 months after drug withdrawal; 8. Those who have received any other experimental drug treatment or participated in another interventional clinical trial within 4 weeks before screening; 9. Failure to comply with the trial protocol or other situations deemed unsuitable by the investigator.

Design outcomes

Secondary

MeasureTime frame
Urine routine;Urine culture;Record of urinary tract symptoms;Time to relapse;Recurrence rate;Resistance rate of pathogenic bacteria after recurrence.;

Primary

MeasureTime frame
Urine SIgA.;Determination of T cell subsets in peripheral blood;

Countries

China

Contacts

Public ContactShan Chen
qucor@126.com+86 10-58269911

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026