By Matthew Hill
BBC West wellness correspondent
Hundreds of cases of cerebral palsy are being prevented each twelvemonth aft a Bristol inaugural to springiness mothers of premature babies magnesium sulphate.
The drug, costing £1, is present utilized crossed the NHS to assistance forestall cases of the disorder.
The findings, published successful the Archives of Disease successful Childhood, said 85% of eligible women get the drug.
A survey showed magnesium sulphate reduces the hazard of cerebral palsy by a third.
Elly Salisbury was the archetypal parent to beryllium fixed magnesium sulphate erstwhile she went into labour astatine 27 weeks astatine St Michael's Hospital successful Bristol.
She is convinced the attraction stopped her nine-year-old lad Cormac from processing cerebral palsy.
Mrs Salisbury said: "For maine it was the world of it. The existent grounds that babies calved nether 30 weeks are fixed each accidental imaginable to unrecorded a mean steadfast superb beingness similar Cormac does.
"He's truthful progressive and plays football, and surfs - conscionable a mean brainsick nine-year-old."
Karen Luyt, prof of neonatal medicine astatine St Michael's Hospital, who acceptable up the prevention of cerebral palsy successful pre-term labour (PReCePT) programme successful 2014, is the pioneer of magnesium sulphate treatment.
As a effect of her enactment it is present modular for each premature commencement to beryllium flagged up successful maternity wards.
Professor Luyt said: "What this survey shows is that the twelvemonth aft implementation 85% of women who were eligible received the drug."
A important proportionality of women present excessively rapidly to person the drug, but Professor Luyt added: "Our hopes are that this volition beryllium sustained due to the fact that year-on-year we tin forestall cerebral palsy - astir apt betwixt 100 and 200 cases a year."
Premature commencement is the main origin of encephalon wounded and cerebral palsy successful babies.
Evidence shows that babies tin beryllium protected from encephalon wounded by giving magnesium sulphate to women who are astatine hazard of premature birth.
'Lifetime saving'
The PReCePT programme aims to enactment each maternity units successful England to summation the usage of magnesium sulphate.
It was developed successful the West of England successful 2014, led by the West of England Academic Health Science Network and University Hospitals Bristol and Weston NHS Foundation Trust.
It was piloted successful 5 NHS trusts successful the westbound and has since been rolled retired crossed England.
Researchers estimation that the programme's archetypal twelvemonth could beryllium associated with a beingness redeeming to nine of £3m.
John Macleod, National Institute for Health and Care Research ARC West Director and prof successful objective epidemiology and superior attraction astatine the University of Bristol, said determination had been an uptake successful use.
"The programme has accrued uptake of magnesium sulphate, which we cognize is simply a cost-effective medicine to forestall cerebral palsy, overmuch much rapidly than we could person different expected," helium said.
There are insignificant short-term broadside effects including sickness and headaches but erstwhile it costs astir a cardinal pounds to attraction for a kid with cerebral palsy during their lifetime, preventing up to 200 cases a twelvemonth volition prevention billions - not to notation giving thousands of youngsters the champion prime of life.
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