Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Call emergency services for:
And for anyone, someone who:
Seek urgent medical care if symptoms are worsening, especially repeated vomiting, increasing drowsiness, wheezing, muscle weakness, persistent eye pain, or a new cough after swallowing a product.
Arrange routine medical follow-up if skin, eye, breathing, digestive, or neurologic symptoms do not resolve as expected.
Workers with repeated exposure may need an occupational health review, assessment of protective equipment, and discussion of whether workplace monitoring is needed.
The article also says
A brief, mild exposure may only require home observation when a poison specialist confirms that this is appropriate.
Follow the specific monitoring period and instructions provided for that product.
After an accidental exposure, store pesticides in their original containers, with labels intact, in a locked area away from food, medicines, children, and pets.
Never transfer bug spray into a cup, bottle, or food container.
Every sign above is quoted from the sofidex article on Bug spray poisoning. If you are not sure, err upward — it is always reasonable to be checked.