Effects of Microtox on Facial Skin Quality, Fine Wrinkles, and Texture

Each vial of prabotulinumtoxinA-xvfs contains 100 units of product, and it will be reconstituted with 5 mL of bacteriostatic saline solution. 20 units of this intervention will only be injected to the left side of subject faces - intramuscularly to the corrugator supercilii and intradermally to the forehead region.

Each vial of incobotulinumtoxinA contains 100 units of product, and it will be reconstituted with 5 mL of bacteriostatic saline solution. 20 units of this intervention will only be injected to the right side of subject faces - intramuscularly to the corrugator supercilii and intradermally to the forehead region.

As a placebo treatment, saline solution will be injected on the right side of the glabellar lines and forehead region instead of an active neuromodulator. The saline solution has no therapeutic effect and is used as a control to compare the results against the active treatment.