Childhood Schistosomiasis: a Novel Strategy Extending the Benefits/Reach of Antihelminthic Treatment

NCT ID: NCT02495909

Last Updated: 2018-10-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

700 participants

Study Classification

OBSERVATIONAL

Study Start Date

2016-02-29

Study Completion Date

2018-02-27

Brief Summary

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Objective and Hypotheses: This project has the overall objective of implementing and evaluating new approaches to reducing the current and future burden of urinary schistosomiasis in young children using the antihelminthic drug Praziquantel. The project aims to (1) determine the operational health benefits of treating schistosome infections early on re-infection and morbidity reduction, (2) determine if gut or urine microbiome structure (species diversity or abundance) is a risk factor for S. haematobium infection or morbidity, and (3) elucidate the factors and underlying mechanisms mediating the reduction/reversal of schistosome-related morbidity and resistance against infection/re-infection in young children.

Detailed Description

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This study aims to refine current paediatric treatment of schistosomiasis using the drug Praziquantel (PZQ) to improve the current and future health of pre-school children and infants. Praziquantel is cheap, highly efficacious and safe, presenting a realistic opportunity of using a pre-existing tool in a modified way to benefit child health and development. The study will focus on children aged 3 to 5 years of age, comparing the impact of early vs. later treatment with PZQ on the current and future health status of the children. By killing worms PZQ stops the morbidity related to the presence of worms and eggs such as anaemia, abdominal pain, diarrhoea and blood in the urine as well as induced immune responses associated with reduced re-infection rates. Therefore the study will investigate the immediate health benefits of treating pre-school children and infants and the effects of treatment on re-infection rates.

Conditions

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Schistosomiasis

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Eligibility Criteria

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Inclusion Criteria

1. lifelong residents of the area
2. have provided at least 2 urine and 2 stool for parasitological examination
3. have given a blood sample before and after each treatment episode
4. be negative for schistosomes, hookworm, Trichuris and Ascaris
5. have frequent contact with infective water

Exclusion Criteria

1. clinical signs of tuberculosis or malaria
2. presenting with fever
3. have had a recent major operation, illness or vaccination
4. have previously received antihelminthic treatment
5. are infected with any helminths
Minimum Eligible Age

3 Years

Maximum Eligible Age

5 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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University of Zimbabwe

OTHER

Sponsor Role collaborator

University of Edinburgh

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Francisca Mutapi, PhD

Role: PRINCIPAL_INVESTIGATOR

University of Edinburgh

Locations

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Prof Takafira Mduluza

Harare, , Zimbabwe

Site Status

Countries

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Zimbabwe

References

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Mutapi F, Rujeni N, Bourke C, Mitchell K, Appleby L, Nausch N, Midzi N, Mduluza T. Schistosoma haematobium treatment in 1-5 year old children: safety and efficacy of the antihelminthic drug praziquantel. PLoS Negl Trop Dis. 2011 May;5(5):e1143. doi: 10.1371/journal.pntd.0001143. Epub 2011 May 17.

Reference Type BACKGROUND
PMID: 21610855 (View on PubMed)

Mutapi F. Changing policy and practice in the control of pediatric schistosomiasis. Pediatrics. 2015 Mar;135(3):536-44. doi: 10.1542/peds.2014-3189.

Reference Type BACKGROUND
PMID: 25687146 (View on PubMed)

Mduluza T, Mutapi F. Putting the treatment of paediatric schistosomiasis into context. Infect Dis Poverty. 2017 Apr 7;6(1):85. doi: 10.1186/s40249-017-0300-8.

Reference Type BACKGROUND
PMID: 28388940 (View on PubMed)

Other Identifiers

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MRCZ/A/1964

Identifier Type: -

Identifier Source: org_study_id

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