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
Elsewhere, use the local poison-information service or emergency advice line.
Call emergency services immediately for:
Trouble breathing, choking, or blue or grey lips
Severe or worsening coughing after swallowing
Extreme drowsiness, confusion, or inability to wake
A seizure, collapse, or loss of consciousness
Severe chest pain
Exposure to heavy fumes in an enclosed space
And for anyone, someone who:
you believe has taken an overdose or swallowed something poisonous
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
2
Is any of this happening?
Be seen today
Contact a poison centre promptly after any swallowed turpentine, even if there are no symptoms.
In the United States, Poison Control can be reached at 1-800-222-1222.
Seek same-day medical or poison-centre advice for persistent vomiting, wheezing, eye pain, blurred vision, or a large skin exposure.
3
Does any of this apply?
Book an appointment
Routine follow-up is suitable for symptoms that are stable but not resolving after the initial assessment.
The article also says
Move away from fumes only if it is safe.
Do not enter a contaminated enclosed space to rescue someone without appropriate training and equipment.
Every sign above is quoted from the sofidex article on Turpentine oil poisoning. If you are not sure, err upward — it is always reasonable to be checked.