Understanding how Cryptosporidium shows up in kids with diarrhea
Official title: A Prospective Study to Characterize the Clinical Presentation and Course of Cryptosporidium in Pediatric Participants With Symptomatic Cryptosporidiosis in Endemic Countries
Run by Novartis · NCT07716410 · Data updated 2026-11-12
This observational study in young children with diarrhea tests how Cryptosporidium presents and behaves in real-world settings.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 6 Months to 59 Months |
| Sex | All |
| Enrollment | 30 (estimated) |
| Sponsor | Novartis Industry-sponsored |
| Locations | 4 sites (Kisumu, Nyanza and 3 other locations) |
| Status | Recruiting |
| Started | January 9, 2026 |
| Main results expected | May 19, 2027 |
| Study ends | May 19, 2027 |
| Registry record updated | July 21, 2026 |
| Trial ID | NCT07716410 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are children 6 months to 59 months with diarrhea and confirmed Cryptosporidium infection.
✕Probably not a fit
Children without Cryptosporidium or with contraindicating conditions may not benefit from the findings.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
The study enrolls children aged 6 months to 59 months who have diarrhea and test positive for Cryptosporidium. It aims to describe clinical signs, symptoms, and the course of illness over time in pediatric patients. Data collection includes stool samples and follow-up up to 21 days to capture the illness trajectory. No intervention is randomized or experimental beyond observational monitoring.
Why it matters
Potential benefit: Results could help clinicians recognize patterns of cryptosporidiosis in children and improve management and counseling.
How similar studies have gone: Similar observational studies have documented varied clinical presentations of pediatric cryptosporidiosis in different regions, supporting the value of this approach.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion criteria: * Age 6 months to 59 months with diarrhea according to the World Health Organization (WHO) criteria (≥3 loose stools daily for at least 2 days) * QuikChek™ and Stool microscopy positive for Cryptosporidium at screening * Acute (\<7 days), prolonged (lasting 7-13 days), persistent (lasting 14-28 days) or chronic (lasting \>28 days) diarrheal illness (≥3 loose stools daily, as defined by WHO) at screening * Normal nutritional status, mildly-to-moderately acutely malnourished, or severely acutely malnourished according to WHO definitions (number of participants with severe acute malnutrition will be capped) at screening * Parent or primary caregiver is willing to provide informed consent and to comply with study procedures, including provision of whole stool samples at the scheduled time points and willing to be followed up to 21 days Exclusion criteria: * Bloody diarrhea, defined as diarrhea with visible blood in stool as observed by the study team member performing the screening or reported by parent/primary caregiver * Other morbidity requiring emergency medical care in an intensive care setting at the time of screening * Coincident non-enteric infection including upper or lower respiratory infection at screening * Any participant whose parent or primary caregiver is unwilling or unable to cooperate with study procedures, in the investigator's opinion * If the parent/primary caregiver managing care of the patient has travel plans out of the study area that would preclude clinic or in-home study visits during the expected study follow-up period Other protocol-defined inclusion/exclusion criteria may apply.
Where it's running
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Novartis Investigative Site
Kisumu, Nyanza, Kenya Recruiting -
Novartis Investigative Site
Kuantan, Pahang, Malaysia Recruiting -
Novartis Investigative Site
Kuala Lumpur, Malaysia Recruiting -
Novartis Investigative Site
Lusaka, Zambia Recruiting
Study contacts
- Study coordinator: Novartis Pharmaceuticals
- Email: novartis.email@novartis.com
- Phone: +41613241111
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.