Exclusion Periods for Common Infections

Illness and Infections	Length of time an Individual is to be kept away from setting (Exclusion Period)	Links
Chickenpox	YES, 5 days from onset of rash AND until all vesicles (blisters) have crusted over, (dried up).	NHS 111 Wales - Health A-Z : Chickenpox
Cold Sores (Herpes Simplex)	None	NHS 111 Wales - Health A-Z : Cold sore
German Measles (Rubella)*	YES, exclusion for five days from onset of rash. (1^st day of rash is classed as day 0)	NHS 111 Wales - Health A-Z : Rubella (German measles)
Hand, Foot and Mouth (Coxsackie Viral Infection)	None	NHS 111 Wales - Health A-Z : Hand, foot and mouth disease
Impetigo	YES, exclusion until affected areas are crusted and healed, or 48 hours after commencing antibiotic treatment.	NHS 111 Wales - Health A-Z : Impetigo
Measles*	YES, four days from onset of rash. (1^st day of rash is classed as day 0).	NHS 111 Wales - Health A-Z : Measles
Ringworm	YES, until treatment has been commenced.	NHS 111 Wales - Health A-Z : Ringworm
Scabies	YES, affected individual can return 24 after first treatment.	NHS 111 Wales - Health A-Z : Scabies
Scarlet Fever*	YES, individuals can return after full 24 hours of appropriate antibiotics, if not treated with antibiotics the individual should not return until symptoms have resolved.	NHS 111 Wales - Health A-Z : Scarlet fever
Streptococcal A (also known as Strep Throat) See also Tonsillitis	YES, individual can return after full 24 hours of appropriate antibiotics.	NHS 111 Wales - Health A-Z : Streptococcus A (Strep A)
Slapped Cheek/Fifth Disease/Parvovirus B19	None	NHS 111 Wales - Health A-Z : Slapped cheek syndrome
Shingles, (this infection is caused by the same virus as Chickenpox, this virus can remain in the body and sometimes is reactivated, and this is known as Shingles).	Individual only to be kept away from setting if rash is weeping and cannot be covered.	NHS 111 Wales - Health A-Z : Shingles
Warts and Verrucae	None	NHS 111 Wales - Health A-Z : Warts and verruca’s
Diarrhoea and/or vomiting	YES, 48 hours from last episode of diarrhoea or vomiting.	NHS 111 Wales - Health A-Z : Diarrhoea and vomiting
*E. coli* O157 STEC* Typhoid [and Paratyphoid] (Enteric Fever) * *Shigella (Dysentery)**	YES, keep away from the setting for 48 hours from the last episode of diarrhoea as a minimum. Some individuals may need to be kept away from the setting until they are no longer excreting the bacteria in their faeces. Microbiological clearance may be required. Always consult with your local Environmental Health Officer/Health Protection Team.	NHS 111 Wales - Health A-Z : Dysentery NHS 111 Wales - Health A-Z : Typhoid fever NHS 111 Wales - Health A-Z : Food poisoning
Acute Respiratory Illness e.g., COVID-19 (Coronavirus-19) * (Please also see influenza)	Please follow current Welsh Government Guidance on Self-Isolation: Guidance for people with symptoms of a respiratory infection, including COVID-19 \| GOV.WALES or What are the latest rules around COVID-19 in schools, colleges, nurseries and other education settings? - The Education Hub (blog.gov.uk) if you become symptomatic (high temperature > 37.8⁰C; new continuous cough; or loss of/change in sense of smell or taste), if you are asymptomatic.	111.wales.nhs.uk/selfassessments/symptomcheckers/covid19.aspx NHS 111 Wales - Health A-Z : Cold, common NHS 111 Wales - Health A-Z : Chest infection, Adult
Flu (Influenza)	YES, 5 days after onset of symptoms. Can return when no longer symptomatic. Cases who are unwell and have a high temperature should stay at home and avoid contact with others, where they can. They can return to childcare, education environments when they no longer have a high temperature for 48 hours, and they are well enough to attend.	NHS 111 Wales - Health A-Z : Flu NHS 111 Wales - Health A-Z : Flu vaccine, seasonal
Tuberculosis*	Always consult the Health Protection Team. Exclusion is only recommended for infective, (active), Tuberculosis.	https://www.nhs.uk/conditions/tuberculosis-tb/ https://www.gov.uk/government/publications/tuberculosis-tb-and-children NHS 111 Wales - Health A-Z : Tuberculosis (TB)
Whooping Cough (pertussis)*	YES, 48 hours from commencing antibiotic treatment, or 21 days from onset of illness if no antibiotic treatment.	NHS 111 Wales - Health A-Z : Whooping cough
Conjunctivitis	No	NHS 111 Wales - Health A-Z : Conjunctivitis
Eye and Ear Infections	None	NHS 111 Wales - Health A-Z : Eye injuries NHS 111 Wales - Health A-Z : Ear infection
Glandular Fever	None	NHS 111 Wales - Health A-Z : Glandular fever
Head Lice	None	NHS 111 Wales - Health A-Z : Head lice and nits
Meningococcal Meningitis/Septicaemia*	YES, until they have received the appropriate antibiotic treatment. Always consult the Health Protection Team.	NHS 111 Wales - Health A-Z : Meningitis
Haemophilus Influenzae Type B (Hib) Meningitis/Septicaemia*	YES, until they have received the appropriate antibiotic treatment. Always consult the Health Protection Team.	NHS 111 Wales - Health A-Z : Hib (Haemophilus influenzae type b)
Meningitis viral*	No	NHS 111 Wales - Health A-Z : Meningitis
Methicillin Resistant Staphylococcus Aureus (MRSA)	None	NHS 111 Wales - Health A-Z : MRSA
Mumps*	YES, five days after onset of jaw/neck swelling.	NHS 111 Wales - Health A-Z : Mumps
Threadworms	None	NHS 111 Wales - Health A-Z : Threadworms
Tonsillitis	None usually. If tonsillitis caused by Group A Streptococcus (sometimes referred to as ‘Strep throat’), individual can return 24 hours after commencing appropriate antibiotic treatment.	NHS 111 Wales - Health A-Z : Tonsillitis

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