Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Follow the discharge instructions provided after emergency care.
Call emergency services for severe or rapidly worsening symptoms.
These symptoms often need routine medical follow-up, but thoughts of suicide or self-harm require immediate crisis or emergency help.
Return for urgent assessment if chest pain, shortness of breath, fainting, severe headache, weakness, confusion, fever, or a seizure develops after discharge.
Recommended follow-up may include primary care, cardiology, neurology, mental health, or addiction treatment, depending on the symptoms and test results.
The article also says
After cocaine wears off, some people experience a “crash” with fatigue, increased sleep, low mood, anxiety, strong cravings, or difficulty concentrating.
A clinician can screen for stimulant use disorder, meaning cocaine use that has become difficult to control or continues despite harm.
Effective care can include contingency management, which provides structured rewards for meeting treatment goals, as well as cognitive behavioral therapy and community reinforcement approaches.
No medication is currently approved by the US Food and Drug Administration specifically for stimulant use disorder, although specialists may consider certain medicines for selected patients.
For someone who is not ready or able to stop, harm-reduction services can still lower risk.
Options include carrying naloxone, avoiding use alone, not mixing cocaine with other substances, using sterile equipment, and checking for fentanyl where test strips are available.
These steps do not make cocaine use safe, but they may reduce preventable harm.
Every sign above is quoted from the sofidex article on Cocaine intoxication. If you are not sure, err upward — it is always reasonable to be checked.