The mnemonic
FINISH
What each word stands for
- FFlu-like symptoms
- IInsomnia
- NNausea
- IImbalance (dizziness)
- SSensory disturbances (paraesthesia)
- HHyperarousal (anxiety)
Why it matters clinically
Taper SSRIs gradually; short half-life drugs such as paroxetine cause it most.
Where it stops being reliable
Not a measure of severity, and symptoms may mimic relapse.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.