Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
1
Is any of this happening now?
Call 911
Call emergency services now if:
This is the child’s first seizure
The seizure lasts longer than five minutes
Another seizure starts before the child recovers
The child has difficulty breathing or remains blue
Movements affect only one side of the body
The seizure happens in water or causes serious injury
The child does not begin to recover afterward
And for anyone, someone who:
has had a seizure that will not stop, or does not wake up afterwards
Other emergency signs, for anyone
Someone who is struggling to breathe, gasping, choking, or cannot get words out
Someone who has chest pain, tightness or pressure lasting more than a few minutes
Someone who has sudden weakness or drooping on one side of the face or body, slurred speech, or sudden confusion
Someone who is unconscious, or cannot be woken
Someone who is bleeding heavily and it will not stop with firm pressure
Someone who has lips or skin that look pale, blue, grey or blotchy
Someone who you believe has taken an overdose or swallowed something poisonous
2
Is any of this happening?
Be seen today
Seek urgent medical care for a stiff neck, severe breathing difficulty, repeated vomiting, marked dehydration, unusual difficulty waking, or a rash that does not fade when pressed.
A seizure in a child younger than 6 months or older than 5 years also needs prompt assessment.
3
Does any of this apply?
Book an appointment
Follow-up may review the event, recurrence risk, and first aid.
Specialist assessment is more likely after complex, prolonged, focal, or fever-free seizures.
The article also says
After a short seizure that has already been medically assessed, follow the child’s care plan.
Contact their clinician if recovery is slower than expected, another seizure occurs during the same illness, or you are concerned about the fever’s cause.
Every sign above is quoted from the sofidex article on Febrile seizures. If you are not sure, err upward — it is always reasonable to be checked.