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Efficacy of Diosmectite (Smecta®) in the Symptomatic Treatment of Acute Diarrhoea in Adults

Efficacy of Diosmectite (Smecta®) in the Symptomatic Treatment of Acute Diarrhoea in Adults. A Multicentre, Randomized, Double Blind Placebo Controlled, Parallel, Groups Study

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02704091
Acronym
ADIASE
Enrollment
858
Registered
2016-03-09
Start date
2016-03-17
Completion date
2019-04-08
Last updated
2020-11-05

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

Conditions

Acute Diarrhoea

Brief summary

The purpose of the study is to demonstrate that diosmectite efficacy is superior to placebo regarding time to recovery of an acute diarrhoea episode presumed of infectious origin in adult subjects.

Interventions

DRUGSmecta
DRUGSmecta placebo

Sponsors

Ipsen
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Caregiver, Investigator)

Eligibility

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

Inclusion criteria

* Provision of written informed consent prior to any study related procedures * Male or female subject (outpatient) legally considered as an adult (age of majority). In Czech Republic, the upper limit of age will be 70 years inclusive. In Egypt, the upper limit of age will be 60 years inclusive. * Subject has a diagnosis of acute diarrhoea presumed of infectious origin, defined as the passage of 3 or more unformed loose or watery stools (rated according to the Bristol scale) per day within the last 48 hours without associated alarm symptoms * Subject has, usually, normal bowel habits (Rome III criteria), i.e. at least 3 stools per week and no more than 3 stools per day * Subject must be willing and able to comply with study restrictions and willing to return to the clinic for the follow up evaluation(s) as specified in the protocol.

Exclusion criteria

related to the acute diarrhoea episode: * At least one of the following alarm symptoms * Bloody diarrhoea\*, * pus in the stools\*, * fever ≥38°C\*, * moderate or severe dehydration according to World Health Organisation (WHO) definition, requiring intravenous (IV) rehydration\*, * repeated vomiting\*, * persistent abdominal pain\* \*These symptoms are considered as alarm symptoms * other episode of acute watery diarrhoea within the previous 30 days, * persistent diarrhoea, defined as acutely starting episode of diarrhoea lasting more than 14 days, * history of chronic diarrhoea (Rome III criteria); i.e. 3 or more loose or watery stools per day for at least 12 weeks, consecutive or not, in the preceding 12 months, * traveller's diarrhoea defined as a diarrhoeal episode due to contamination experienced by subjects having travelled in at risk countries, or coming from abroad and experiencing locally an acute diarrhoea episode, occurring usually within the first 2 weeks of the stay in a foreign environment.

Design outcomes

Primary

MeasureTime frameDescription
Time to RecoveryFrom randomisation (Day 1) up to Day 9Time to recovery was defined as the time from the first study treatment intake recorded in the electronic case report form (eCRF) to the first formed stool followed by a non-watery stool, recorded in the DEB. Results are presented as median time to recovery, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn without recovery or ending the study without recovery were censored (not responders) at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).

Secondary

MeasureTime frameDescription
Time From Diarrhoea Onset to First Formed StoolFrom randomisation (Day 1) up to Day 9The event of diarrhoea onset (i.e. loose or watery stool) was recorded in the eCRF and the event of first formed stool was recorded in the DEB. Results are presented as median time from diarrhoea onset to first formed stool, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn with no formed stool or ending the study with no formed stool were censored at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).
Time From the First Study Treatment Intake to the Last Watery StoolFrom randomisation (Day 1) up to Day 9The event of first study treatment intake was recorded in the eCRF and the event of last watery stool was recorded in the DEB. Results are presented as median time from first study treatment intake to last watery stool, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn with no watery stool or ending the study with no watery stool were censored at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).
Number of Stools, Per 12-Hour PeriodFrom randomisation (Day 1) up to Day 9Number of stools, per 12-hour period, was recorded in the DEB.
Time From Diarrhoea Onset to RecoveryFrom randomisation (Day 1) up to Day 9The event of diarrhoea onset (i.e. loose or watery stool) was recorded in the eCRF and the event of recovery (i.e. first formed stool followed by a non-watery stool) was recorded in the DEB. Results are presented as median time from diarrhoea onset to recovery, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn without recovery or ending the study without recovery were censored (not responders) at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).
Percentage of Participants With Associated Symptoms, Per 12-Hour PeriodFrom randomisation (Day 1) up to Day 9Percentage of participants with associated symptoms (at least 1 symptom of nausea, vomiting, abdominal pain or anal irritation) per 12-hour period is presented. Nausea, vomiting, abdominal pain and anal irritation were recorded in the DEB.
Abdominal Pain Intensity Scores, Per 12-Hour PeriodFrom randomisation (Day 1) up to Day 9Abdominal pain intensity per 12-hour period was recorded in the DEB. Abdominal pain intensity was rated with a 5-point ordinal scale: 0 = absent, 1= mild, 2 =moderate, 3 = severe, 4= very severe. Higher scores indicate a worse outcome. The median abdominal pain intensity score for each 12-hour period is presented.
Number of Watery Stools, Per 12-Hour PeriodFrom randomisation (Day 1) up to Day 9Number of watery stools, per 12-hour period, was recorded in the DEB.

Countries

Algeria, Czechia, Egypt, Lebanon, Poland, Tunisia

Participant flow

Recruitment details

The study enrolled adult participants with a recent episode of acute diarrhoea presumed of infectious origin, defined as the passage of 3 or more unformed (loose or watery) stools per day without alarm symptoms within the first 48 hours. Participants were randomised at 62 study centres in Algeria, Czech Republic, Egypt, Lebanon, Poland and Tunisia.

Pre-assignment details

858 participants were randomised, of which 853 were included in the analysis and 5 were excluded due to invalid consent. Only participants included in the analysis are presented in the participant flow. Participants received a diary evaluation booklet (DEB) to record each stool plus consistency on a daily basis from inclusion until end of study.

Participants by arm

ArmCount
Diosmectite
Participants received diosmectite as 2 sachets, TID (2 sachets in the morning, 2 sachets at mid-day, and 2 sachets in the evening). Each sachet was taken in half a glass of water. The mandatory treatment period was from Day 1 to Day 4 or Day 5 (with a minimum of 24 sachets taken within 4 or 5 days). Treatment could continue from Day 5 up to Day 8 or 9 (with a maximum of 48 sachets taken within 8 or 9 days).
430
Placebo
Participants received matching placebo as 2 sachets, TID (2 sachets in the morning, 2 sachets at mid-day, and 2 sachets in the evening). Each sachet was taken in half a glass of water. The mandatory treatment period was from Day 1 to Day 4 or Day 5 (with a minimum of 24 sachets taken within 4 or 5 days). Treatment could continue from Day 5 up to Day 8 or 9 (with a maximum of 48 sachets taken within 8 or 9 days).
423
Total Title853
Total1,706

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyAdverse Event43
Overall StudyConsent withdrawn44
Overall StudyLost to Follow-up135
Overall StudyOther28
Overall StudyProtocol Violation53

Baseline characteristics

CharacteristicDiosmectitePlaceboTotal Title
Age, Continuous39.7 years
STANDARD_DEVIATION 14.5
38.6 years
STANDARD_DEVIATION 14.2
39.1 years
STANDARD_DEVIATION 14.4
Race and Ethnicity Not Collected0 Participants
Sex: Female, Male
Female
232 Participants241 Participants473 Participants
Sex: Female, Male
Male
198 Participants182 Participants380 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 4300 / 421
other
Total, other adverse events
29 / 43032 / 421
serious
Total, serious adverse events
1 / 4301 / 421

Outcome results

Primary

Time to Recovery

Time to recovery was defined as the time from the first study treatment intake recorded in the electronic case report form (eCRF) to the first formed stool followed by a non-watery stool, recorded in the DEB. Results are presented as median time to recovery, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn without recovery or ending the study without recovery were censored (not responders) at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (except for those excluded from the analysis), analysed according to the arm to which they were randomised.

ArmMeasureValue (MEDIAN)
DiosmectiteTime to Recovery66.0 Hours
PlaceboTime to Recovery68.6 Hours
Comparison: The primary analysis tested the equality of time to recovery between the 2 treatment groups, applying the 2-sided Gehan-Wilcoxon test (α=5%).p-value: =0.2524Wilcoxon-Gehan test
Secondary

Abdominal Pain Intensity Scores, Per 12-Hour Period

Abdominal pain intensity per 12-hour period was recorded in the DEB. Abdominal pain intensity was rated with a 5-point ordinal scale: 0 = absent, 1= mild, 2 =moderate, 3 = severe, 4= very severe. Higher scores indicate a worse outcome. The median abdominal pain intensity score for each 12-hour period is presented.

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available at each specified time point were included in the analysis.

ArmMeasureGroupValue (MEDIAN)
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period168 - 180 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period12 - 24 hours1.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period24 - 36 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period36 - 48 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period48 - 60 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period60 - 72 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period72 - 84 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period84 - 96 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period96 - 108 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period108 - 120 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period120 - 132 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period132 - 144 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period144 - 156 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period156 - 168 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period180 - 192 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period192 - 204 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period204 - 216 hours0.0 Scores on a scale
DiosmectiteAbdominal Pain Intensity Scores, Per 12-Hour Period0 - 12 hours1.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period156 - 168 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period0 - 12 hours1.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period108 - 120 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period12 - 24 hours1.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period168 - 180 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period24 - 36 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period120 - 132 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period36 - 48 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period192 - 204 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period48 - 60 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period132 - 144 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period60 - 72 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period180 - 192 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period72 - 84 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period144 - 156 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period84 - 96 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period204 - 216 hours0.0 Scores on a scale
PlaceboAbdominal Pain Intensity Scores, Per 12-Hour Period96 - 108 hours0.0 Scores on a scale
Secondary

Number of Stools, Per 12-Hour Period

Number of stools, per 12-hour period, was recorded in the DEB.

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available at each specified time point were included in the analysis.

ArmMeasureGroupValue (MEDIAN)
DiosmectiteNumber of Stools, Per 12-Hour Period108 - 120 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period60 - 72 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period120 - 132 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period36 - 48 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period132 - 144 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period72 - 84 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period144 - 156 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period24 - 36 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period156 - 168 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period84 - 96 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period168 - 180 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period48 - 60 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period180 - 192 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period96 - 108 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period192 - 204 hours1.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period12 - 24 hours2.0 Stools
DiosmectiteNumber of Stools, Per 12-Hour Period0 - 12 hours3.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period192 - 204 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period204 - 216 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period0 - 12 hours3.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period12 - 24 hours2.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period24 - 36 hours2.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period36 - 48 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period48 - 60 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period60 - 72 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period72 - 84 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period84 - 96 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period96 - 108 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period108 - 120 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period120 - 132 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period132 - 144 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period144 - 156 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period156 - 168 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period168 - 180 hours1.0 Stools
PlaceboNumber of Stools, Per 12-Hour Period180 - 192 hours1.0 Stools
Comparison: Comparison between the 2 treatment groups for number of stools for the overall time period, based on an analysis of covariance (ANCOVA) method for repeated measurements. The model included the number of stools 24 hours before randomisation (baseline) as covariate, treatment, time point (12-hour period), the treatment by time point interaction as fixed effects and participant as random effect.p-value: 0.429495% CI: [-0.15, 0.07]ANCOVA
Secondary

Number of Watery Stools, Per 12-Hour Period

Number of watery stools, per 12-hour period, was recorded in the DEB.

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available at each specified time point were included in the analysis.

ArmMeasureGroupValue (MEDIAN)
DiosmectiteNumber of Watery Stools, Per 12-Hour Period108 - 120 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period60 - 72 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period120 - 132 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period36 - 48 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period132 - 144 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period72 - 84 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period144 - 156 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period24 - 36 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period156 - 168 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period84 - 96 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period168 - 180 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period48 - 60 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period180 - 192 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period96 - 108 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period192 - 204 hours0.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period12 - 24 hours1.0 Stools
DiosmectiteNumber of Watery Stools, Per 12-Hour Period0 - 12 hours3.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period192 - 204 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period204 - 216 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period0 - 12 hours3.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period12 - 24 hours1.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period24 - 36 hours1.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period36 - 48 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period48 - 60 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period60 - 72 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period72 - 84 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period84 - 96 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period96 - 108 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period108 - 120 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period120 - 132 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period132 - 144 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period144 - 156 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period156 - 168 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period168 - 180 hours0.0 Stools
PlaceboNumber of Watery Stools, Per 12-Hour Period180 - 192 hours0.0 Stools
Comparison: Comparison between the 2 treatment groups for number of watery stools for the overall time period, based on an ANCOVA method for repeated measurements. The model included the number of watery stools 24 hours before randomisation (baseline) as covariate, treatment, time point (12-hour period), the treatment by time point interaction as fixed effects and participant as random effect.p-value: 0.046595% CI: [-0.24, 0]ANCOVA
Secondary

Percentage of Participants With Associated Symptoms, Per 12-Hour Period

Percentage of participants with associated symptoms (at least 1 symptom of nausea, vomiting, abdominal pain or anal irritation) per 12-hour period is presented. Nausea, vomiting, abdominal pain and anal irritation were recorded in the DEB.

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available at each specified time point were included in the analysis.

ArmMeasureGroupValue (NUMBER)
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period0 - 12 hours76.3 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period12 - 24 hours67.1 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period24 - 36 hours56.2 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period36 - 48 hours44.8 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period48 - 60 hours34.9 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period60 - 72 hours28.7 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period72 - 84 hours24.3 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period84 - 96 hours21.6 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period96 - 108 hours20.6 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period108 - 120 hours18.6 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period120 - 132 hours18.4 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period132 - 144 hours12.6 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period144 - 156 hours10.5 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period156 - 168 hours8.5 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period168 - 180 hours8.6 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period180 - 192 hours8.2 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period192 - 204 hours9.7 Percentage of participants
DiosmectitePercentage of Participants With Associated Symptoms, Per 12-Hour Period204 - 216 hours5.9 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period156 - 168 hours16.1 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period0 - 12 hours76.4 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period108 - 120 hours24.9 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period12 - 24 hours64.6 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period204 - 216 hours0.0 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period24 - 36 hours54.2 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period120 - 132 hours27.9 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period36 - 48 hours45.6 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period168 - 180 hours11.8 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period48 - 60 hours35.4 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period132 - 144 hours21.4 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period60 - 72 hours28.8 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period192 - 204 hours10.5 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period72 - 84 hours22.0 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period144 - 156 hours19.2 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period84 - 96 hours20.6 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period180 - 192 hours9.8 Percentage of participants
PlaceboPercentage of Participants With Associated Symptoms, Per 12-Hour Period96 - 108 hours24.0 Percentage of participants
Secondary

Time From Diarrhoea Onset to First Formed Stool

The event of diarrhoea onset (i.e. loose or watery stool) was recorded in the eCRF and the event of first formed stool was recorded in the DEB. Results are presented as median time from diarrhoea onset to first formed stool, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn with no formed stool or ending the study with no formed stool were censored at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available were included in the analysis.

ArmMeasureValue (MEDIAN)
DiosmectiteTime From Diarrhoea Onset to First Formed Stool84.3 Hours
PlaceboTime From Diarrhoea Onset to First Formed Stool84.6 Hours
Comparison: Comparison between the 2 treatment groups for time from diarrhoea onset to first formed stool, analysed using the Gehan-Wilcoxon test.p-value: =0.7285Gehan-Wilcoxon test
Secondary

Time From Diarrhoea Onset to Recovery

The event of diarrhoea onset (i.e. loose or watery stool) was recorded in the eCRF and the event of recovery (i.e. first formed stool followed by a non-watery stool) was recorded in the DEB. Results are presented as median time from diarrhoea onset to recovery, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn without recovery or ending the study without recovery were censored (not responders) at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (with the exception of those excluded from the analysis), analysed according to the arm to which they were randomised. Only participants with data available were included in the analysis.

ArmMeasureValue (MEDIAN)
DiosmectiteTime From Diarrhoea Onset to Recovery91.0 Hours
PlaceboTime From Diarrhoea Onset to Recovery92.2 Hours
Comparison: Comparison between the 2 treatment groups for time from diarrhoea onset to recovery, analysed using the Gehan-Wilcoxon test.p-value: =0.3511Gehan-Wilcoxon test
Secondary

Time From the First Study Treatment Intake to the Last Watery Stool

The event of first study treatment intake was recorded in the eCRF and the event of last watery stool was recorded in the DEB. Results are presented as median time from first study treatment intake to last watery stool, calculated using the Kaplan-Meier technique. Participants prematurely withdrawn with no watery stool or ending the study with no watery stool were censored at the date/time of their last stool as recorded in the DEB. Participants who had not filled in the DEB (i.e. no post-baseline evaluation of stools) were censored at the date/time of their first study treatment intake (or the randomisation date/time if not administered).

Time frame: From randomisation (Day 1) up to Day 9

Population: The ITT population included all randomised participants (except for those excluded from the analysis), analysed according to the arm to which they were randomised.

ArmMeasureValue (MEDIAN)
DiosmectiteTime From the First Study Treatment Intake to the Last Watery Stool56.2 Hours
PlaceboTime From the First Study Treatment Intake to the Last Watery Stool60.0 Hours
Comparison: Comparison between the 2 treatment groups for time from first study treatment intake to last watery stool, analysed using the Gehan-Wilcoxon test.p-value: =0.1807Gehan-Wilcoxon test

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