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Tolerability and Efficacy of INSTYLAN in Subjects With Moderate to Severe Hemorrhagic Cystitis

Multicenter Clinical Study of the Efficacy and Tolerability of INSTYLAN (Sodium Hyaluronate 80mg/50ml) in Patients With Early or Late Symptoms of Moderate to Severe Hemorrhagic Cystitis Caused by Pelvic Radiation Therapy and/or Chemotherapy

Status
UNKNOWN
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04696666
Enrollment
30
Registered
2021-01-06
Start date
2020-05-15
Completion date
2021-07-30
Last updated
2021-01-06

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

Conditions

Hemorrhagic Cystitis

Keywords

Hemorrhagic cystitis

Brief summary

The purpose of this study is to assess the efficacy and tolerability of INSTYLAN (Sodium Hyaluronate 80mg/50ml) in Patients with early or late symptoms of moderate to severe hemorrhagic cystitis caused by pelvic radiation therapy and/or chemotherapy. The study is conducted in the field of routine clinical practice and will recruit 30 subjects treated with intravesical instillations with INSTYLAN weekly for 6 weeks.

Detailed description

This is a multicenter single-arm clinical study including male and female subjects with moderate to severe hemorrhagic cystitis caused by pelvic radiation therapy and/or chemotherapy as determined by the physician. A total of 30 subjects are anticipated and will be enrolled in 10 study sites in France. The patients will receive intravesical instillations with INSTYLAN weekly for 6 weeks. The objectives of the study are to assess the efficacy of intravesical instillations of INSTYLAN on the basis of hemorrhagic cystitis symptoms disappearance. The primary endpoint is the evaluation of pain using a verbal rating scale one week and four weeks after treatment versus Baseline.

Interventions

DEVICEINSTYLAN (Sodium Hyaluronate 80mg/50ml)

The bladder instillation with INSTYLAN is a treatment involving a sterile solution of Sodium Hyaluronate (80mg/50ml) inserted into the bladder through a catheter and released after a short period of time.

Sponsors

LIDDE Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

It is a multicenter single-arm clinical study aimed at assessing the efficacy and tolerability of INSTYLAN (Sodium Hyaluronate 80mg/50ml) provided in routine clinical practice in patients presenting with symptoms of moderate to severe hemorrhagic cystitis.

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Males and females, at least 18 years, * Patients who provided signed written informed consent, which includes compliance with requirements listed in the consent form, * Patients with diagnosis of Hemorrhagic Cystitis, * Patients with diagnosis of bladder pain (pressure or pelvic discomfort) with at least one other urinary symptom (need to urinate right away (urgency), often (frequency), or both).

Exclusion criteria

* Patients with Post-void residual (PVR) urine volume \> 200ml, * Patients presently treated with intravesical treatment (replenishment therapy with glycosaminoglycans), * Patients receiving HyperBaric Oxygen Therapy (HBOT), * Patients with neurogenic bladder, * Patients treated with neuromodulation techniques within the last six months, * Patients undergoing or scheduled for radiation therapy, brachytherapy, chemotherapy or treatment with BCG or with Mitomycin-C, * Patients suffering from lower urinary infections (UTIs), * Patients with unstable cardiovascular disease, * Patients with any other significant disease or disorder which, in the opinion of the Investigator, may either put the participants at risk because of participation in the trial, or may influence the result of the trial, or the participant's ability to participate in the trial.

Design outcomes

Primary

MeasureTime frameDescription
Change in the intensity of bladder pain from the beginning of the study (baseline: Week 1) to Week 7Week 7Questionnaire with 5 closed-ended response options: no pain, slight pain, moderate pain, severe pain, very severe pain
Change in the intensity of bladder pain from the beginning of the study (baseline: Week 1) to Week 10Week 10Questionnaire with 5 closed-ended response options: no pain, slight pain, moderate pain, severe pain, very severe pain

Secondary

MeasureTime frameDescription
Evaluation of hematuria following a rating scaleBaseline, week 7 and week 10Verbal rating scale of the colour of the urines: yellow, pink or red-brownish
Evaluation of number of micturitions / 24 hoursBaseline, week 7 and week 10Voiding diary sheet for each 24-hour period
Evaluation of urgency of micturitions following a rating scaleBaseline, week 7 and week 10Verbal rating scale (slight, moderate, important)

Countries

France

Contacts

Primary ContactFrançois SCHUTZE, PhD
fr.schutze@liddetherapeutics.com+33 (0)6 83 54 01 42

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026