The effects of Botox generally last 3 to 4 months, though individual longevity can vary based on metabolism, dosage

https://www.mediafire.com/file/dpdgeo37jxeehh2/pdf-92911-84040.pdf/file

The effects of Botox generally last 3 to 4 months, though individual longevity can vary based on metabolism, dosage, and treatment area.