New cough syrup for toddlers under trial this flu season
NCT ID NCT07171099
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether a liquid medicine called Rengalin can safely reduce coughing in children aged 6 months to 3 years who have a viral cold or flu. About 264 children will take either Rengalin or a placebo three times a day for 7 days. The main goal is to see if more children have much less coughing after 3 days of treatment.
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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About 264 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2025
- Expected to finish
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Dec 2028
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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6 months to 3 years
- Sex
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Anyone
- 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. Outpatients of both genders aged over 6 months and under 3 years. 2. Clinically confirmed diagnosis of acute viral upper respiratory tract infections (acute pharyngitis, nasopharyngitis, tonsillitis, laryngitis, laryngotracheitis, tracheitis, acute viral respiratory infection of multiple and unspecified localization) during the epidemic growth of influenza and ARVI. 3. Dry (non-productive) cough lasting at least 24 hours but not more than 72 hours. 4. Total (day and night) cough severity score of 6 or more. 5. Availability of a patient information sheet and an informed consent form for participation in the clinical trial signed by one of the patient's parents/adoptive parents. Exclusion Criteria: 1. Presence of the following diseases at the time of inclusion in the clinical trial: 1.1 Inflammatory processes in the lower respiratory tract. 1.2 Grade III adenoid hypertrophy. 1.3 Chronic adenoiditis. 1.4 Postnasal drip syndrome. 1.5 Gastroesophageal reflux. 1.6 Bronchial asthma. 1.7 Cystic fibrosis. 1.8 Primary ciliary dyskinesia 1.9 Bronchopulmonary dysplasia 1.10 Malformations of the respiratory and ENT organs 1.11 Other chronic lung diseases. 1.12 Primary/secondary immunodeficiency. 1.13 Oncological disease of any localization. 2. Suspected bacterial infection of any localization, including pneumonia, sinusitis, otitis media. 3. Allergic rhinitis. 4. Bronchial obstruction syndrome. 5. Acute obstructive laryngitis \[croup\] and epiglottitis. 6. Congenital heart defects with hypervolemia in pulmonary circulation. 7. Acute respiratory failure. 8. Inflammatory, degenerative, demyelinating diseases of the central nervous system, polyneuropathies, epilepsy. 9. Exacerbation or decompensation of chronic diseases affecting the patient's ability to participate in a clinical trial. 10. Presence of allergy/hypersensitivity to any components of the medicines used in the treatment. 11. Taking medications listed in the section "Prohibited Concomitant Therapy" within 4 weeks prior to inclusion in the study. 12. Patients whose parents/adoptive parents, from the investigator's point of view, will not comply with observation requirements during the study or with the administration of study drugs. 13. Participation in other clinical trials within 3 months prior to inclusion in this trial. 14. A patient's parent/adoptive parent is related to on-site research personnel directly involved in the trial, or is the immediate family member of the investigator. 'Immediate family members' mean spouses, parents, children, or siblings, whether related or adopted. 15. The patient's parent/adoptive parent is employed by OOO "NPF "MATERIA MEDICA HOLDING", i.e., is an employee of the company, a temporary contract employee, or a designated official responsible for conducting the trial or their immediate family member.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
27 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Bashkir State Medical University/Department of Outpatient and Emergency Pediatrics
RECRUITINGUfa, 450008, Russia
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Central Research Institute of Epidemiology
RECRUITINGMoscow, 111123, Russia
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Children's City Clinical Hospital # 11
RECRUITINGYekaterinburg, 620028, Russia
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Children's City Polyclinic # 35
RECRUITINGSaint Petersburg, 196191, Russia
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Children's City Polyclinic # 44
RECRUITINGSaint Petersburg, 191144, Russia
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City Children's Clinical Polyclinic # 5
RECRUITINGPerm, 614066, Russia
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City Polyclinic # 3
RECRUITINGSaint Petersburg, 199155, Russia
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City Polyclinic # 4
RECRUITINGSaint Petersburg, 199178, Russia
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Clinical Hospital # 2
RECRUITINGYaroslavl, 150030, Russia
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Clinical and diagnostic center "Health" in Rostov-on-Don
RECRUITINGRostov-on-Don, 344011, Russia
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Federal Scientific and Clinical Center for Infectious Diseases of the Federal Medical and Biological Agency
RECRUITINGSaint Petersburg, 197022, Russia
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First Moscow State Medical University named after I.M. Sechenov
RECRUITINGMoscow, 119991, Russia
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Gatchina Clinical Interdistrict Hospital
RECRUITINGGatchina, 188300, Russia
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LLC "Clinic EuroDon"
NOT_YET_RECRUITINGRostov-on-Don, 344022, Russia
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LLC "Health Laboratory"
NOT_YET_RECRUITINGMytishchi, 141002, Russia
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LLC "Professor's Clinic"
RECRUITINGPerm, 614070, Russia
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LLC "Zvezdnaya Clinic"
RECRUITINGSaint Petersburg, 196158, Russia
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Llc "Diagnosis and Vaccines"
WITHDRAWNMoscow, 129515, Russia
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Llc "Medlight"
RECRUITINGKazan', 420097, Russia
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National Research Mordovian State University named after N.P. Ogarev/Department of Pediatrics
RECRUITINGSaransk, 430005, Russia
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Omsk State Medical University/Department of Hospital Pediatrics with a Course of Continuing Professional Education
NOT_YET_RECRUITINGOmsk, 644099, Russia
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Rostov State Medical University/Department of Childhood Diseases # 3
RECRUITINGRostov-on-Don, 344022, Russia
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Saint Petersburg State Pediatric University/Department of Infectious Diseases of Adults and Epidemiology
NOT_YET_RECRUITINGSaint Petersburg, 194100, Russia
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Samara Regional Children's Clinical Hospital named after N.N. Ivanova
RECRUITINGSamara, 443079, Russia
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Samara State Medical University/Department of Hospital Pediatrics
WITHDRAWNSamara, 443099, Russia
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Saratov City Children's Clinical Hospital
WITHDRAWNSaratov, 410064, Russia
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Specialized Clinical Infectious Diseases Hospital
RECRUITINGKrasnodar, 350015, Russia
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Ural State Medical University/Department of Infectious Diseases, Phthisiology and Pulmonology
RECRUITINGYekaterinburg, 620028, Russia
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Yaroslavl State Medical University/Department of Pediatrics, INPO
RECRUITINGYaroslavl, 150000, Russia
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yazan State Medical University named after Academician I.P. Pavlov/Department of Childhood Diseases with a course in hospital pediatrics
NOT_YET_RECRUITINGRyazan, 390026, Russia
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Could skipping the breathing tube ease recovery after throat surgery?
- Chili compound put to the test as a cough silencer
- Timing the dose: a new strategy to stop coughing under anesthesia?
- Can a simple breathing test unlock the secrets of chronic cough?
- Could a new dissolving tablet quiet coughs? safety trial begins
- New pill aims to silence chronic cough that Won't quit