The incident occurred at Wolstanton High School in Newcastle-under-Lyme . Children aged between 11 and 13 suffered vomiting , dizziness and headache . The Nicorette mouth spray was brought into the class by a 12-year-old girl . She was prescribed it by the NHS anti-smoking staff who visited the school . Experts say anti-addiction product cause 'acute poisoning ' in non-smokers .
The incident occurred at Wolstanton High School in Newcastle-under-Lyme . Children aged between 11 to 13 suffered vomiting , dizziness and headache . The Nicorette mouth spray was brought into the class by a 12-year-old girl . She was prescribed it by the NHS anti-smoking staff who visited the school . Experts say anti-addiction product cause 'acute poisoning ' in non-smokers .