Cymbalta is not known to be addictive, but abrupt discontinuation can cause mood changes, irritability, agitation, dizziness, anxiety, confusion, headache, lethargy,
insomnia, tinnitus, and seizures.
If you have additional questions about Cymbalta, you can call the Lilly Answers Center at 1-800-LILLY-RX (1-800-545-5979).