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 for:
Severe confusion or difficulty waking
Fainting or a seizure
Chest pain
A very fast, slow, or irregular heartbeat
Inability to keep fluids down with worsening drowsiness
A suspected large accidental ingestion, especially by a child
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 had a seizure that will not stop, or does not wake up afterwards
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
Arrange prompt medical advice if you think you have taken too much vitamin D, even if you feel well.
Keep the product packaging and note how much was taken, how often, and for how long.
Seek same-day medical care for persistent vomiting, worsening weakness, intense thirst, frequent urination, reduced urine, or symptoms of dehydration.
New severe side or back pain may suggest a kidney stone.
3
Does any of this apply?
Book an appointment
Routine follow-up is appropriate when symptoms are improving and planned blood tests are being used to confirm that calcium, vitamin D, and kidney function are returning toward their usual levels.
Every sign above is quoted from the sofidex article on Hypervitaminosis D. If you are not sure, err upward — it is always reasonable to be checked.