Source MS Trust:
As well as the symptoms caused by ‘flu’, the fever associated with the infection can lead to a worsening of multiple sclerosis symptoms for those people with MS who are adversely affected by heat.
NICE guidelines state that people with MS should be offered immunisation against influenza as infections may be associated with worsening of symptoms or could trigger relapse.
A study of 49 people with MS reported that five experienced fever or flu-like symptoms after vaccination. No-one reported any new neurological symptoms or had complications or needed hospitalisation. Read on.