Hope for women with chronic cystitis: raphamin trial aims to stop recurring UTIs
NCT ID NCT06284265
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This Phase 3 trial tests whether Raphamin, an oral tablet, can prevent repeat episodes of chronic bacterial cystitis (a type of urinary tract infection) in women. About 415 women with frequent infections will take either Raphamin or a placebo for six months. The main goal is to see how long it takes for the first recurrence to happen, and whether the drug reduces the number of flare-ups overall.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Raphamin (also known as MMH-407), a tablet taken by mouth
- What this could lead to
- If it works, this could offer a new way to prevent frequent, painful urinary tract infections in women with chronic cystitis.
- What could go wrong
- This is a Phase 3 trial, but results are not yet available. The drug may not reduce recurrences better than a placebo, and side effects are still being studied.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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415 people
The number who actually took part.
- Started
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Oct 2023
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Female participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Female patients aged 18 years and older. 2. Patients with a confirmed diagnosis of chronic bacterial cystitis. 3. Patients with exacerbation of chronic cystitis based on typical symptoms of exacerbation of the disease with a severity of 7 points or more in accordance wuth ACSS. 4. The first 48 hours from the onset of exacerbation) of chronic bacterial cystitis. 5. Patients who agreed to use an acceptable method of contraception during the study (for women of reproductive potential). 6. Availability of a signed patient information sheet and informed consent form for participation in the clinical trial. Exclusion Criteria: 1. Presence of urolithiasis, urinary tract obstruction, urothelial cancer, pelvic organ prolapse, neurogenic bladder disorders at the time of examination. 2. Presence of malignant neoplasms of the urinary tract, ureter stone, more than 50 ml of residual urine in the bladder, confirmed by ultrasound examination. 3. Suspicion of bladder tuberculosis. 4. Presence of indications for hospitalization due to a serious condition, macrohematuria, complicated cystitis. 5. Decompensation of diabetes mellitus, immunodeficiency of any etiology, malignant cancer of any localization, severe circulatory insufficiency (cardiovascular disease with functional class IV according to the classification of the New York Heart Association, 1964). 6. Unstable angina pectoris or myocardial infarction within the previous 6 months. 7. Chronic kidney disease (classes С3-5 А3). 8. Hepatic impairment (Child-Pugh class C). 9. Patients who require medicinal products prohibited for use in this study. 10. Exacerbation or decompensation of chronic conditions affecting the patient's ability to participate in the clinical trial. 11. Malabsorption syndrome, including congenital or acquired lactase deficiency or other disaccharidase insufficiency, galactosemia. 12. Hypersensitivity to any component of the medicinal products used in the treatment. 13. Pregnancy, breastfeeding; childbirth less than 3 months prior to study enrollment, unwillingness to comply with contraceptive methods during the study. 14. The medications listed in the Prohibited Concomitant Medication section were administered within 4 weeks prior to enrollment. 15. Patients who, from the investigator's point of view, will not comply with the observation requirements of the study or comply with the administration of the study drug. 16. History of mental diseases, alcoholism, or drug abuse that, in the investigator's opinion, may interfere with the successful completion of trial procedures. 17. Participation in other clinical trials within 3 months prior to enrollment. 18. The patient belongs to the investigational site personnel directly involved in the study, closest relatives of the investigator. The closest relatives are defined as spouse, parents, children or siblings, regardless of whether they are natural or adopted. 19. The patient works for the company OOO "NPF "MATERIA MEDICA HOLDING", being an employee of the company, a temporary contract worker or an appointed official responsible for performing the trial, or their close relative.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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All-Russian Center for Emergency and Radiation Medicine named after A.M. Nikiforov/Urology department
Saint Petersburg, 194044, Russia
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City Clinical Hospital
Pyatigorsk, 357500, Russia
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City Clinical Hospital # 1 named after. N.I. Pirogov of the Moscow City Health Department
Moscow, 119049, Russia
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City Clinical Hospital # 13/Gynecology Department # 1
Moscow, 115280, Russia
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City Clinical Hospital # 67 named after L.A. Vorokhobov
Moscow, 121423, Russia
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City Clinical Hospital #15 named after O.M. Filatov Department of Health of Moscow
Moscow, 111539, Russia
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City Geriatric Medical and Social Center
Saint Petersburg, 190103, Russia
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City Hospital # 15
Saint Petersburg, 198205, Russia
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City Hospital # 33
Saint Petersburg, 196653, Russia
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City Pokrovskaya Hospital/Department of Urology
Saint Petersburg, 199106, Russia
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City Polyclinic # 112
Saint Petersburg, 195427, Russia
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City Polyclinic # 3
Saint Petersburg, 199155, Russia
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City Polyclinic # 4
Saint Petersburg, 199178, Russia
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City clinic # 44
Saint Petersburg, 192071, Russia
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Clinical Hospital # 85 of the Federal Medical and Biological Agency/Central polyclinic
Moscow, 115409, Russia
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Clinical and Diagnostic Center "Health" in Rostov-on-Don
Rostov-on-Don, 344011, Russia
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Kazan State Medical University/Professor's clinic
Kazan', 420012, Russia
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LLC "BioTechService"
Saint Petersburg, 190121, Russia
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LLC "Clinic of Modern Medicine Dr. Bogorodskaya"
Yaroslavl, 150001, Russia
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LLC "Fenareta" Women's and Men's Health Clinic"
Kemerovo, 650000, Russia
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LLC "Health Formula"
Semiluki, 396907, Russia
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LLC "Medical Center "PRIME ROSE"
Saint Petersburg, 197374, Russia
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LLC "Medical Center Capital-Polis"
Saint Petersburg, 190013, Russia
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LLC "Medical Center for Diagnosis and Prevention Plus"
Yaroslavl, 150040, Russia
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LLC "New clinic "ABIA"
Saint Petersburg, 197371, Russia
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LLC "Research Center Eco-Safety"
Saint Petersburg, 196143, Russia
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LLC "Urology Clinic # 1"
Penza, 440000, Russia
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LLC "Uromed"
Smolensk, 214031, Russia
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LLC "Zvezdnaya Clinic"
Saint Petersburg, 196158, Russia
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Llc "Medical Clinic"
Saint Petersburg, 194356, Russia
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Medical and sanitary unit No. 70 - branch of the St. Petersburg State Unitary Enterprise of Passenger Road Transport
Saint Petersburg, 195197, Russia
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Moscow State Medical and Dental University named after A.I. Evdokimov/Department of Urologya
Moscow, 127473, Russia
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National Medical Research Center for Obstetrics, Gynecology and Perinatology named after V.I. Kulakov/Department of Aesthetic Gynecology and Rehabilitation
Moscow, 117198, Russia
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Privolzhsky District Medical Center
Nizhny Novgorod, 603001, Russia
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Regional Clinical Hospital/Urology department
Yaroslavl, 150062, Russia
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Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott/Department of Gynecology and Endocrinology
Saint Petersburg, 199034, Russia
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Research Institute of Rheumatology named after V.A. Nasonova
Moscow, 115522, Russia
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Rostov Central District Hospital
Rostov-on-Don, 152155, Russia
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Rostov State Medical University/Department of Urology and Human Reproductive Health with a course of pediatric urology-andrology
Rostov-on-Don, 344022, Russia
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Russian National Research Medical University named after N.I. Pirogov/Department of Obstetrics and Gynecology, Faculty of Medicine
Moscow, 117997, Russia
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Ryazan State Medical University named after Academician I.P. Pavlov/Department of Urology with a course of surgical diseases
Ryazan, 390026, Russia
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Scientific Center for Family Health and Human Reproduction Problems/Reproductive Health Department
Irkutsk, 664003, Russia
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Sertolovo City Hospital
Sertolovo, 188650, Russia
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Siberian State Medical University/Faculty clinics of Siberian State Medical University
Tomsk, 634050, Russia
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St. Luke's Clinical Hospital
Saint Petersburg, 194044, Russia
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Tver State Medical University/Department of Obstetrics and Gynecology
Tver', 170100, Russia
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United hospital with clinic of the Administration of the President of the Russian Federation
Moscow, 119285, Russia
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Voronezh State Medical University named after N.N. Burdenko/Department of Urology
Voronezh, 394036, Russia
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Vsevolozhsk Clinical Interdistrict Hospital/Center for Outpatient Surgery
Vsevolozhsk, 188643, Russia
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