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
Get urgent or emergency help for:
Vomit containing blood or material that looks like coffee grounds
Severe or rapidly worsening abdominal pain
Fainting, confusion, marked weakness, or difficulty staying awake
Inability to keep fluids down with signs of significant dehydration
Symptoms of diabetic ketoacidosis, such as vomiting, deep breathing, confusion, or fruity-smelling breath
Very low blood glucose that does not improve with your usual emergency plan
These signs may indicate a complication or another condition and need rapid assessment.
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
Seek prompt same-day medical advice if vomiting is persistent, you cannot keep medicines down, urine output is much lower than usual, or glucose levels are repeatedly outside your agreed range.
3
Does any of this apply?
Book an appointment
Arrange a routine medical appointment if you often feel full after a few bites, have repeated nausea after meals, vomit undigested food, lose weight without trying, or struggle to maintain nutrition.
These symptoms have several possible causes and should not be assumed to be gastroparesis.
Every sign above is quoted from the sofidex article on Gastroparesis. If you are not sure, err upward — it is always reasonable to be checked.