$500-$600. The price of the first syringe injected is about $500 to $600. If you need more than one syringe, usually there is a discount for the second and third one. This varies by location and practices. Make sure a qualified surgeon is performing the procedure.
$600. This will vary by area and number of syringes used for a treatment session as well as any rebates offered by allergan.
Depends, ~$500. Price varies depending on the area of the country. Sometimes there are "buy one get the next one at a discount" type of offers. Seek a qualified injector to help assure good results.