It takes approximately 4-7 days for the effects of anti-wrinkle injections to start working. This can vary with the brand of anti-wrinkle treatment used – discuss this with your practitioner on the day of your appointment.
With the correct amount of units the effects of anti-wrinkle injections should last 3-4 months. It is important to remember that this can vary from person to person. If you inject 20 units of anti-wrinkle treatment into the frown of someone with very weak frown muscles it will last a lot longer than injecting the same amount of units into the frown of someone with a strong frown.
Read all about how many units you may need to treat different areas.
People break down the anti-wrinkle product at different rates and this can lead to a variation in how long the treatment lasts.