E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Chronic Idiopathic Cough and Chronic Cough in Idiopathic Pulmonary Fibrosis |
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E.1.1.1 | Medical condition in easily understood language |
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E.1.1.2 | Therapeutic area | Diseases [C] - Respiratory Tract Diseases [C08] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 18.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10066656 |
E.1.2 | Term | Chronic cough |
E.1.2 | System Organ Class | 100000004855 |
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E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To assess whether PA101 (inhaled cromolyn sodium) is an effective treatment for chronic cough when inhaled through a high efficiency nebuliser. |
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E.2.2 | Secondary objectives of the trial |
To assess the safety and tolerability of PA101 (inhaled cromolyn sodium) in patients with chronic cough. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
COHORT 1: IDIOPATHIC PULMONARY FIBROSIS (IPF)
1. Male or female patients age 40 through 79 years, inclusive
2. Diagnosis of Idiopathic Pulmonary Fibrosis with the consensus of the multidisciplinary team based on the presence of definitive or possible usual interstitial pneumonia (UIP) pattern on high-resolution computed tomography (HRCT) and after excluding alternative diagnoses, including lung diseases associated with environmental and occupational exposure, with connective tissue diseases and with drugs
3. Chronic cough present for at least 8 weeks and not responsive to current therapies
4. Daytime cough severity score on visual analogue scale > 40 mm at the Screening Visit
5. Daytime average cough count of at least 15 coughs per hour using objective cough count monitor at the Screening Visit
6. Transfer capacity for carbon monoxide corrected for hemoglobin (TLCOc) > 25% predicted value within 12 months of the Screening Visit and Forced Vital Capacity (FVC) > 50% predicted value within 1 month of the Screening Visit
7. Willingness and ability to provide written informed consent
COHORT 2: CHRONIC IDIOPATHIC COUGH (CIC)
1. Male or female patients age 18 through 75 years, inclusive
2. Chronic cough that has been present for at least 8 weeks
3. Diagnosis of chronic idiopathic cough (CIC) that is unresponsive to targeted treatment for identified underlying triggers (i.e., post-nasal drip, asthmatic/non-asthmatic eosinophilic bronchitis, and gastro-esophageal reflux disease)
4. Cough score on visual analogue scale of > 40 mm at the Screening Visit
5. Daytime average cough count of at least 15 coughs per hour using objective cough count monitor at the Screening Visit
6. Willingness and ability to provide written informed consent
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E.4 | Principal exclusion criteria |
COHORT 1: IPF
1. Current or recent history of clinically significant medical condition, laboratory abnormality, or illness that could put the patient at risk or compromise the quality of the study data as determined by the investigator
2. Significant coronary artery disease (i.e., myocardial infarction within 6 months or unstable angina within 1 month of the Screening Visit)
3. An upper or lower respiratory tract infection within 4 weeks of the Screening Visit
4. Acute exacerbation of IPF within 3 months of the Screening Visit
5. Long-term daily oxygen therapy (>10 hours/day)
6. Presence of pulmonary arterial hypertension with limitation of activity
7. History of malignancy of any organ system, treated or untreated within the past 5 years, with the exception of localized basal cell carcinoma or cervix carcinoma in situ
8. Current or recent history (previous 12 months) of excessive use or abuse of alcohol
9. Current or recent history (previous 12 months) of abusing legal drugs or use of illegal drugs or substances
10. Participation in any other investigational drug study within 4 weeks prior to the Screening Visit
11. Use of the following drugs within 2 weeks of the Screening Visit: Prednisone, narcotic antitussives, baclofen, gabapentin, inhaled corticosteroids, benzonatate, dextromethorphan, carbetapentane, H1 antihistamines, leukotriene modifiers, and cromolyn sodium
12. Females who are pregnant or breastfeeding, or if of child-bearing potential unwilling to practice acceptable means of birth control or abstinence during the study (e.g., abstinence, combination barrier and spermicide, or hormonal)
13. History of hypersensitivity or intolerance to cromolyn sodium
COHORT 2: CHRONIC IDIOPATHIC COUGH (CIC)
1. Current or recent history of clinically significant medical condition, laboratory abnormality, or illness that could put the patient at risk or compromise the quality of the study data as determined by the investigator
2. An upper or lower respiratory tract infection within 4 weeks of the Screening Visit
3. History of malignancy of any organ system, treated or untreated within the past 5 years, with the exception of localized basal cell carcinoma or cervix carcinoma in situ
4. Current or recent history (previous 12 months) of excessive use or abuse of alcohol
5. Current or recent history (previous 12 months) of abusing legal drugs or use of illegal drugs or substances
6. Participation in any other investigational drug study within 4 weeks prior to the Screening Visit
7. Use of the following drugs within 2 weeks of the Screening Visit: Prednisone, narcotic antitussives, baclofen, gabapentin, inhaled corticosteroids, benzonatate, dextromethorphan, carbetapentane, H1 antihistamines, leukotriene modifiers, and cromolyn sodium
8. Females who are pregnant or breastfeeding, or if of child-bearing potential unwilling to practice acceptable means of birth control or abstinence during the study (e.g., abstinence, combination barrier and spermicide, or hormonal)
9. History of hypersensitivity or intolerance to cromolyn sodium
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E.5 End points |
E.5.1 | Primary end point(s) |
Efficacy: • Change from baseline in daytime average cough count measured by LCM • Change from baseline in 24-hour average cough count measured by LCM • Change from baseline in the LCQ score • Change from baseline in quality of life as measured by K-BILD score (IPF cohort only) • Change from baseline in cough severity as measured by VAS score • Change from baseline in PFTs (IPF cohort only) • Change from baseline in FeNO as measured by Niox Vero
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Objective cough counts measured by LCM will be measured at Day 1 and Day 15 of each treatment visit. Monitors being applied 24 hours prior.
FeNO, VAS, LCQ, K-BILD (IPF patients only) scores will be measured on Day 1, Day 7 and Day 15 of each treatment period.
PFTs (in IPF cohort only) will be measured on Day 1 and Day 15 of each treatment period. |
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E.5.2 | Secondary end point(s) |
Safety: • Adverse events • Change in vital signs (i.e., blood pressure and heart rate) • Change in 12-lead ECG • Clinical laboratory tests (i.e., hematology, biochemistry, urinalysis)
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Adverse events will be monitored from the first day of treatment (Day 1) and reviewed at each treatment visit (Day 7, Day 14 and Day 15) and during the follow-up safety call.
Vital signs and ECG will be tested at screening and repeated on Day 1, Day 7 and Day 15 of each treatment period.
Clinical laboratory tests will be tested at screening and repeated during treatment period 1 (Day 15) and treatment visit 2 (Day 1 and Day 15). |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | Yes |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 2 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 5 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 0 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | 13 |
E.8.9.2 | In all countries concerned by the trial years | 0 |
E.8.9.2 | In all countries concerned by the trial months | 6 |
E.8.9.2 | In all countries concerned by the trial days | 13 |