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RECRUITING
NCT06259006
PHASE3

TREAT-SC: Early, Short Course Oral Dexamethasone for the Treatment of Sydenham Chorea in Children

Sponsor: Starship Child Health, Te Toka Tumai Auckland

View on ClinicalTrials.gov

Summary

The purpose of this study is to find out whether an early three-day course of an oral steroid medication (dexamethasone) can improve the physical and mental recovery and wellbeing for children with Sydenham's chorea. Sydenham's chorea is a condition that impacts approximately 12% of children with acute rheumatic fever. It is caused by inflammation in the brain following an abnormal immune response to Group A streptococcus bacterial infection. Sydenham's chorea is a movement disorder that causes children's faces, hands, and feet to move quickly and uncontrollably, and can also affect mood and concentration. The physical recovery from Sydenham's chorea can take two to six months but the mental recovery (e.g. mood and concentration) can take longer to resolve. Sydenham's chorea remains endemic in Māori, Pacific Islander, Aboriginal and Torres Strait Islander children in New Zealand and Australia. There is limited evidence to direct treatment of Sydenham's chorea, and clinical practice differs widely around the world. Dexamethasone is an oral steroid which targets the abnormal immune response and successfully treats other immune-mediated brain disorders, with good tolerability. TREAT-SC is a randomized, double-blinded, placebo-controlled trial which will investigate whether a three day course of oral dexamethasone safely and effectively treats the movement disorder and psychiatric symptoms of Sydenham's chorea. The trial will recruit 80 participants from study sites in Australia and New Zealand.

Official title: TREAT-SC: A Randomised, Double-Blinded, Placebo-Controlled Trial of Early, Short Course Oral Dexamethasone for the Treatment of Sydenham Chorea in Children

Key Details

Gender

All

Age Range

4 Years - 17 Years

Study Type

INTERVENTIONAL

Enrollment

80

Start Date

2024-06-17

Completion Date

2028-05

Last Updated

2025-06-24

Healthy Volunteers

No

Interventions

DRUG

Dexamethasone Oral

Dexamethasone suspension (1mg/ml) 20mg/m2/day (maximum dose 24mg/day) given in three divided doses

DRUG

Placebo

Matching capsules taken orally three times daily for three days

Locations (17)

Royal Darwin Hospital

Darwin, Northern Territories, Australia

KidzFirst Hospital

Auckland, New Zealand

Starship Child Health, Te Toka Tumai, Auckland

Auckland, New Zealand

Waitākere Hospital

Auckland, New Zealand

Gisborne Hospital

Gisborne, New Zealand

Waikato Hospital

Hamilton, New Zealand

Hawkes Bay Fallen Soldiers' Memorial Hospital

Hastings, New Zealand

Hutt Hospital

Lower Hutt, New Zealand

Wairarapa Hospital

Masterton, New Zealand

Taranaki Base Hospital

New Plymouth, New Zealand

Palmerston North Hospital

Palmerston North, New Zealand

Rotorua Hospital

Rotorua, New Zealand

Tauranga Hospital

Tauranga, New Zealand

Wellington Regional Hospital

Wellington, New Zealand

Whakatāne Hospital

Whakatāne, New Zealand

Whanganui Hospital

Whanganui, New Zealand

Whangārei Hospital

Whangarei, New Zealand