NCT06379542招募中3 期
Double-blind Placebo-controlled Multicenter Randomized Clinical Trial to Evaluate the Efficacy and Safety of XC8, Film-coated Tablets (Valenta Pharm JSC, Russia), in Children Aged 6-17 Years With Dry Non-productive Cough Against the Background of Acute Respiratory Viral Infection
适应症
干预措施
相关药物
试验速览
- 阶段
- 3 期
- 状态
- 招募中
- 入组人数
- 252
- 试验地点
- 6
- 主要终点
- Decrease in percentage of patients with ≥50% reduction in number of cough attacs by day 5 relative to day 1
研究概览
简要总结
The study is planned to evaluate the therapeutic efficacy and safety of XC8, film-coated tablets, in the treatment of dry non-productive cough on the background of acute respiratory infections in children from 6 to 17 years compared with placebo.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Treatment
- 盲法
- Double (Participant, Investigator)
入排标准
- 年龄范围
- 6 Years 至 17 Years（Child）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Patient signing the Informed Consent Form and parent/adoptive parent signing the Parent/Adoptive Informed Consent Form.
- •Male and female children between the ages of 6 and 17 years 10 months inclusive at the time of screening.
- •Clinical diagnosis of acute respiratory viral upper respiratory tract infection (J00-J06 according to ICD-10) or acute bronchitis (J20, J21 according to ICD-10).
- •Onset of disease symptoms no more than 3 days prior to screening.
- •Presence of dry non-productive cough in the patient.
- •Frequency of cough attacks ≥10 in the last 24 h before the screening visit and randomization.
- •Cough frequency rated by the patient (for patients 13-17 years of age) or parent/adoptive parent (for patients 6-12 years of age) as 3-4 points on the "daytime cough" section and 2-4 points on the "nighttime cough" Daytime and nighttime cough scales.
- •Patient (for patients 13-17 years of age) or parent/adoptive parent (for patients 6-12 years of age) assessment of cough severity on the digital rating scale as ≥4 points.
- •No indication for therapy due to BHSA infection at the time of inclusion in the study: negative rapid test for group A β-hemolytic streptococcus.
- •For patients 14-17 years of age inclusive, consent to use reliable contraceptive methods throughout study participation and for 3 weeks after the end of the study.
- •Reliable contraceptive methods are: sexual rest, condom use in combination with spermicide.
- •Non-inclusion Criteria:
- •Known or suspected hypersensitivity to the active substance or any of the excipients of the study drug/placebo.
- •Known or suspected hypersensitivity to acetylcysteine.
- •Lactose intolerance, lactase deficiency, glucose-galactose malabsorption.
- •Trauma (including open wounds in the oral cavity and erosive desquamous lesions of the oral mucosa) and/or burns of the oropharynx, scarlet fever, rubella, measles, epidemic mumps at the time of screening or within 3 months before screening.
- •Acute obstructive laryngitis or suspected obstructive laryngitis.
- •Presence of signs of laryngeal stenosis (stridor, dyspnea).
- •Exacerbation of chronic bronchitis.
- •Bronchial asthma, including history.
- •Tuberculosis in the anamnesis.
- •Emphysema of the lungs in the anamnesis.
- •Acute or chronic pneumonia or suspected pneumonia.
- •Condition after intubation.
- •Gastroesophageal reflux being the primary cause of cough (in the opinion of the investigating physician).
- •Allergic rhinitis being the primary cause of cough (in the opinion of the physician-researcher).
- •Body temperature > 39.0 °C.
- •Positive laboratory test result for SARS-CoV-2 antigen using an immunochromatographic assay at the time of screening
- •Need for systemic antibiotic therapy and/or other drugs/procedures on the prohibited therapy/procedure list.
- •Use of analgesics or antipyretics within 12 h prior to screening.
- •Use of glucocorticosteroids, β-adrenoblockers, ACE inhibitors, theophylline preparations, expectorants, cough suppressants, anesthetics, anti-allergic drugs (leukotriene receptor antagonists, H1-histamine receptor blockers, sodium cromoglycate preparations), antiviral drugs, immunosuppressants, systemic antibacterial agents within 7 days before screening.
- •A history of smoking.
- •History of renal or hepatic impairment.
- •History of oncologic diseases.
- •Serious cardiovascular disease at the time of screening or within 12 months prior to screening, including: severe arrhythmias requiring treatment with antiarrhythmic drugs, unstable angina pectoris, heart and coronary artery surgery, stroke.
- •Other severe, decompensated or unstable somatic diseases (any disease or condition that threatens the patient's life or worsens the patient's prognosis and makes it impossible for the patient to participate in the clinical trial).
- •Unwillingness or inability of the patient/parent/adoptive parent to comply with the protocol procedures (in the opinion of the investigating physician).
- •Pregnancy or breastfeeding period (for female patients).
- •Alcoholism, drug dependence, substance abuse history and/or at the time of screening.
- •A history of schizophrenia, schizoaffective disorder, bipolar disorder, or other psychiatric pathology.
- •Participation in another clinical trial within 3 months prior to inclusion in the study.
- •Other conditions that, in the opinion of the investigating physician, preclude the patient's inclusion in the study.
- •Exclusion criteria:
- •Identification of a confirmed case of COVID-
- •Ineffectiveness of therapy - persistence or increase in cough attack frequency ≥1 by Visit 3 (Day 8-9) compared to Visit 1 (Day 1).
- •Adverse events (AEs) requiring withdrawal of study drug/placebo.
- •Occurrence of any disease or condition during the study that, in the opinion of the investigator, worsens the patient's prognosis and makes it impossible for the patient to continue participating in the clinical trial.
- •Erroneous inclusion of a patient who does not meet the inclusion criteria and/or meets the criteria for non-inclusion.
- •Taking any of the drugs of prohibited therapy, performing a prohibited procedure.
- •Need to prescribe a prohibited concomitant therapy/procedure.
- 另有 5 项未显示
排除标准
- 未提供
研究组 & 干预措施
XC8, film-coated tablets, 20 mg, 40 mg
Experimental
6-12 years old: 20 mg tablet, 2 per day for 7-14 days on top of standard therapy.
13-17 years old: 40 mg tablet, 2 per day for 7-14 days on top of standard therapy.
干预措施: XC8 (Drug)
Placebo
Placebo Comparator
2 tablets per day for 7-14 days on top of standard therapy
干预措施: Placebo (Drug)
结局指标
主要结局
Decrease in percentage of patients with ≥50% reduction in number of cough attacs by day 5 relative to day 1
时间窗: Assessment will include data collected within 24 hours before day 1 and day 5
Difference between the percentage of patients with ≥50% reduction in number of cough attacs by day 5 and by day 1
次要结局
- Change (score) in cough severity by digital rating scale by days 5, 8, 11 and 15 compared to visit 1(The score will include data 24 h before days 5, 8, 11 and 15, respectively)
- Percentage of patients with each category of Global Physician-Researcher Assessment of Therapy Effectiveness at visits 2, 3, 4, and 5(Day 3-16)
- Proportion of patients with complete resolution of all symptoms of acute respiratory infection by days 4, 7, 10 and 14(Days 4, 7, 10, 14)
- Number of adverse events (AEs)(Day 0 - Day 21±2)
- Percentage of patients with AEs(Day 0 - Day 21±2)
- Serious adverse events (SAEs)(Day 0 - Day 21±2)
- Number of cough attacks by day 5, day 8, day 11 and day 15(The estimate will include data collected within 24 hours before day 5, day 8, day 11 and day 15, respectively)
- Adverse reactions(Day 0 - Day 21±2)
- Percentage of patients who interrupted treatment(Day 0 - Day 21±2)
- Time (days) from visit 1 until clinical cough cure is achieved(The assessment will include the time from visit 1 to the first day of consecutive days on which ≤ 1 score on the "daytime cough" and "nighttime cough" sections of the scales is recorded through the end of treatment (within timeframe from 7 to 14 days))
- Proportion of patients with presence of ≤ 1 score for the "daytime cough" and "nighttime cough" sections Daytime and nighttime cough scales by days 5, 8, 11, and 15 after visit 1(The score for the "daytime cough" section will include data for days 4, 7, 10, and 14, respectively. The score for the "night cough" section will include data from the night prior to days 5, 8, 11, and 15, respectively.)
- Percentage of patients needed acetylcysteine(Day 1 - Day 21±2)
研究者
研究点 (6)
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