Article Medically reviewed by Dr. Gavin Chan (MBBS, cosmetic physician, liposuctionist)
Dr. Gavin Chan
Templestowe Lower and Berwick Clinics
Dr. Gavin Chan has a background in intensive care, anaesthesia, and emergency medicine. Since 2004, Dr. Chan has provided cosmetic procedures, including anti-wrinkle injections, dermal fillers, liposuction, fat transfer, skin needling, and laser treatments. He is a doctor trainer for various dermal fillers and anti-wrinkle injections.
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Question:
How do they work?
Answer:
They act on the neuromuscular junction to prevent transmission of neurotransmitter and therefore prevent muscle contraction.
