Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Treat any suspected desipramine overdose as an emergency, even if the person feels well.
Contact local emergency services or a poison center immediately.
In the United States, Poison Control can be reached at 1-800-222-1222 .
Call emergency services at once if someone has:
Do not give food, drink, activated charcoal, or another medicine unless emergency professionals tell you to do so.
Do not let the person drive.
If it is safe, take the medicine container or a photograph of its label to the hospital.
Routine follow-up is appropriate after emergency care for reviewing medicines, recovery, and emotional health.
New fainting, seizures, breathing difficulty, or severe heart symptoms are not routine follow-up concerns and need emergency help.
And for anyone, someone who:
And for anyone, someone who:
The article also says
Do not make the person vomit.
Every sign above is quoted from the sofidex article on Desipramine hydrochloride overdose. If you are not sure, err upward — it is always reasonable to be checked.